{"id":17854,"date":"2026-04-18T23:53:49","date_gmt":"2026-04-18T18:23:49","guid":{"rendered":"https:\/\/aluminiummagazine.com\/mag\/?p=17854"},"modified":"2026-04-18T23:54:35","modified_gmt":"2026-04-18T18:24:35","slug":"aluminium-chloride-complete-guide","status":"publish","type":"post","link":"https:\/\/aluminiummagazine.com\/mag\/aluminium\/compounds\/aluminium-chloride-complete-guide.html","title":{"rendered":"Aluminium Chloride (AlCl\u2083): The Complete Guide"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Aluminium chloride<\/strong>, also known as <strong>aluminium trichloride<\/strong>, is a powerful Lewis acid and an essential industrial chemical. It appears as a white to pale yellow solid that fumes vigorously in moist air. Its primary application lies in its role as a master catalyst in organic chemistry, specifically for Friedel-Crafts alkylation and acylation. Due to its intense reactivity with water and corrosive nature, strict handling and storage protocols are mandatory.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">1. <strong>Basic Identification<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Chemical Formula:<\/strong> AlCl\u2083 (monomer); typically exists as the dimer Al\u2082Cl\u2086 in both solid and liquid phases.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Alternative Names:<\/strong> Aluminum trichloride, trichloroalumane.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Molecular Weight:<\/strong> 133.34 g\/mol (anhydrous).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>CAS Number:<\/strong> 7446-70-0 (anhydrous).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Appearance:<\/strong> White or pale yellow solid. The yellowish tint is often due to iron chloride impurities. It fumes strongly in damp air.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">2. <strong>Physical Properties<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Understanding the physical properties of aluminum chloride is critical due to its phase-changing behavior and hygroscopic nature.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.1 Key Data Table<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Property<\/th><th>Anhydrous AlCl\u2083<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Melting Point<\/strong><\/td><td>192.4 \u00b0C (378.3 \u00b0F) \u2013 only melts under pressure (2.5\u202fatm)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Boiling Point<\/strong><\/td><td>180 \u00b0C (356 \u00b0F) \u2013 sublimes at atmospheric pressure<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Density<\/strong><\/td><td>2.48 g\/cm\u00b3<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Vapor Pressure<\/strong><\/td><td>1 mmHg at 100 \u00b0C<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Solubility<\/strong><\/td><td>Reacts violently with water. Soluble in hydrogen chloride, ethanol, chloroform, carbon tetrachloride, and mildly in benzene.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">2.2 Physical Description<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Anhydrous aluminum chloride typically forms a powdery or slightly granular solid. It is intensely <strong>hygroscopic<\/strong>. When exposed to ambient humidity, it quickly draws moisture from the atmosphere to form a hydrated compound while releasing dense, highly corrosive white fumes of hydrogen chloride (HCl) gas.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">3. <strong>Chemical Behavior and Reactions<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Like its bromine counterpart, aluminium chloride is a strong <strong>Lewis acid<\/strong>. The aluminum core is electron\u2011deficient, seeking electron pairs from other atoms, making it highly reactive.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 Reaction with Water<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This is the most critical hazard associated with AlCl\u2083.<\/p>\n\n\n\n<p class=\"has-large-font-size wp-block-paragraph\"><strong>AlCl\u2083 + 3H\u2082O \u2192 Al(OH)\u2083 + 3HCl \u2191<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Observation:<\/strong> A highly exothermic reaction when unmanaged. Releases significant heat and thick clouds of choking hydrogen chloride gas.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Result:<\/strong> It destroys itself in water, prohibiting the creation of an anhydrous aqueous solution.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 Synthesis (How It Is Made)<\/h3>\n\n\n\n<p class=\"has-large-font-size wp-block-paragraph\"><strong>2Al + 3Cl\u2082 \u2192 2AlCl\u2083<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Process:<\/strong> It is manufactured commercially by the exothermic reaction of chlorine gas or hydrogen chloride with molten aluminum metal, or sometimes by reacting alumina with carbon and chlorine at high temperatures.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3.3 Reaction with Organic Molecules<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">In the presence of aromatic compounds and alkyl halides, it pulls the halogen atom away, creating a highly reactive carbocation that can bind to the aromatic ring.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">4. <strong>Industrial and Laboratory Applications<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Aluminum chloride is incredibly impactful, largely driving the petrochemical and synthetic dye industries.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.1 Friedel-Crafts Catalyst (Primary Use)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">AlCl\u2083 is the definitive catalyst for <strong>Friedel-Crafts alkylation and acylation<\/strong> reactions.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>What it does:<\/strong> Facilitates the bonding of alkyl or acyl groups to benzene and other aromatic rings.<\/li>\n\n\n\n<li><strong>Why it matters:<\/strong> This is a required step for producing:<\/li>\n\n\n\n<li><strong>Ethylbenzene:<\/strong> The immediate precursor to styrene, used for making polystyrene plastics.<\/li>\n\n\n\n<li><strong>Dyes &amp; Pigments:<\/strong> Crucial in synthesizing anthraquinone dyes.<\/li>\n\n\n\n<li><strong>Detergents:<\/strong> Essential for producing alkylbenzenes, the foundation for modern synthetic detergents.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4.2 Polymerization and Isomerization<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">It acts as a strong catalyst in the isomerization of lightweight hydrocarbons \u2013 for example, converting straight\u2011chain alkanes into branched alkanes to produce high\u2011octane gasoline components. It is also used to polymerize complex resins.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.3 Pharmaceuticals<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">It serves as an essential intermediate and catalytic agent in synthesizing complex medical molecules, including various analgesics and antibiotics.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">5. <strong>Safety and Hazard Management<\/strong><\/h2>\n\n\n\n<p class=\"has-large-font-size wp-block-paragraph\">\u26a0\ufe0f<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>GHS05<\/strong><br>Corrosive<\/p>\n\n\n\n<p class=\"has-large-font-size wp-block-paragraph\">\u2757<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>GHS07<\/strong><br>Harmful<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Critical Warning:<\/strong> Aluminum chloride is extremely corrosive and water\u2011reactive. The heat generated upon contact with water can boil the water instantly, splattering corrosive acid.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5.1 Health Effects<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Route of Exposure<\/th><th>Effect<\/th><\/tr><\/thead><tbody><tr><td><strong>Inhalation<\/strong><\/td><td>Immediate burning sensation in respiratory tract. Inhaled fumes form hydrochloric acid in the lungs, potentially leading to pulmonary edema.<\/td><\/tr><tr><td><strong>Skin Contact<\/strong><\/td><td>Severe chemical burns and deep tissue damage. Reacts with sweat to form acid directly on the skin.<\/td><\/tr><tr><td><strong>Eye Contact<\/strong><\/td><td>Extreme pain, leading to severe corneal lesions and potential permanent blindness if not immediately treated.<\/td><\/tr><tr><td><strong>Ingestion<\/strong><\/td><td>Corrosion of the mouth, esophagus, and stomach walls, leading to intense pain and potentially fatal hemorrhaging.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">5.2 Personal Protective Equipment (PPE)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Always use adequate safety gear when handling the anhydrous compound.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Respiratory:<\/strong> Full\u2011face respirator with acid gas cartridges or supplied air.<\/li>\n\n\n\n<li><strong>Hands:<\/strong> Thick chemical\u2011resistant gloves (butyl rubber).<\/li>\n\n\n\n<li><strong>Eyes:<\/strong> Tight\u2011sealing chemical safety goggles and a face shield.<\/li>\n\n\n\n<li><strong>Body:<\/strong> Complete acid\u2011resistant suit and chemically impervious footwear.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5.3 First Aid Measures<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Skin:<\/strong> Quickly brush off any dry powder before washing. Then deluge with water for a minimum of 15 minutes. Seek emergency medical care.<\/li>\n\n\n\n<li><strong>Eyes:<\/strong> Flush immediately with massive quantities of water for 20\u201330 minutes. <strong>Seek immediate emergency ophthalmological care.<\/strong><\/li>\n\n\n\n<li><strong>Inhalation:<\/strong> Relocate victim to fresh air. Provide oxygen if breathing is labored. Call an ambulance.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5.4 Firefighting Information<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Suitable Extinguishers:<\/strong> Class D fire extinguishers, dry sand, or dry powder.<\/li>\n\n\n\n<li><strong>DO NOT USE:<\/strong> Water or water\u2011based foams. Contact with water intensifies danger and produces toxic HCl gas.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">6. <strong>Storage and Handling Guidelines<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">6.1 Storage Conditions<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Container:<\/strong> Tightly sealed, moisture\u2011proof containers of glass, specialized plastics, or coated steel.<\/li>\n\n\n\n<li><strong>Atmosphere:<\/strong> Keep securely under a dry, inert gas blanket (nitrogen or argon).<\/li>\n\n\n\n<li><strong>Location:<\/strong> Store in a cool, dry, exceptionally well\u2011ventilated area completely isolated from water sources.<\/li>\n\n\n\n<li><strong>Incompatibles:<\/strong> Water, alcohols, bases, strong oxidizers, organic materials.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">6.2 Disposal Considerations<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Never dispose into standard waste streams.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Suspend in a non\u2011reactive hydrocarbon solvent in a fume hood.<\/li>\n\n\n\n<li>Carefully and slowly add the suspension to a large volume of crushed ice and water with robust stirring.<\/li>\n\n\n\n<li>Neutralize the resulting low pH mixture using soda ash or sodium hydroxide until pH stabilizes.<\/li>\n\n\n\n<li>Dispose as regulated chemical waste through a certified handler.<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">7. <strong>Environmental Impact<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Because it rapidly hydrolyzes in moisture, AlCl\u2083 itself does not persist in the environment. However, its breakdown products \u2013 aluminum hydroxide and hydrochloric acid (HCl) \u2013 are significantly harmful. The generation of HCl causes sharp drops in aquatic pH, resulting in toxicity to fish and other aquatic life. Spills must be physically contained and rapidly neutralized to prevent runoff.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">8. <strong>Comparison with Other Aluminium Halides<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Compound<\/th><th class=\"has-text-align-center\" data-align=\"center\">Formula<\/th><th class=\"has-text-align-center\" data-align=\"center\">Melting Point<\/th><th class=\"has-text-align-center\" data-align=\"center\">Lewis Acidity<\/th><th>Industrial Note<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Aluminium Fluoride<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">AlF\u2083<\/td><td class=\"has-text-align-center\" data-align=\"center\">1291 \u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">Weak<\/td><td>Highly stable, used in aluminum metallurgy.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Aluminium Chloride<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>AlCl\u2083<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>192.4 \u00b0C (at 2.5\u202fatm)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Very Strong<\/strong><\/td><td><strong>The most heavily utilized industrial catalyst in this class.<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Aluminium Bromide<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">AlBr\u2083<\/td><td class=\"has-text-align-center\" data-align=\"center\">97.5 \u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">Very Strong<\/td><td>Often selected for delicate laboratory\u2011scale synthetic precision.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Aluminium Iodide<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">AlI\u2083<\/td><td class=\"has-text-align-center\" data-align=\"center\">191 \u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">Strong<\/td><td>Used in niche ether cleavage and specialty reductions.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">9. <strong>Frequently Asked Questions<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q: Can I use aluminum chloride from my deodorant for an experiment?<\/strong><br>A: No. Antiperspirants use <em>aluminum chlorohydrate<\/em>, a hydrated and far less reactive variant. Anhydrous aluminum chloride is fundamentally different and dangerously reactive.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q: Why does my container of AlCl\u2083 have a yellow tint?<\/strong><br>A: Pure anhydrous AlCl\u2083 is white. A yellow or grayish tint indicates trace impurities, most commonly iron(III) chloride formed during manufacturing.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q: What happens if I heat aluminum chloride at atmospheric pressure?<\/strong><br>A: It sublimes (turns directly from solid to vapor) at approximately 180\u202f\u00b0C. It only melts into a liquid if heated under elevated pressure (about 2.5\u202fatm).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q: Is aluminum chloride explosive?<\/strong><br>A: The compound itself is not fundamentally explosive. However, the pressure generated by its violent reaction with water in a sealed container can cause a catastrophic explosion.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">10. <strong>Summary Data Sheet<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\"><strong>Chemical Name<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\">Aluminum Chloride (Anhydrous)<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Formula<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">AlCl\u2083 \/ Al\u2082Cl\u2086<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Appearance<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">White or pale yellow solid<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Sublimation Point<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">180 \u00b0C<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Solubility<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Violently hydrolyzes in water; soluble in organic solvents<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Primary Hazard<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Corrosive, Water\u2011Reactive (Releases HCl gas)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Primary Use<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Industrial catalyst for Friedel\u2011Crafts and polymerization<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Storage<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Cool, dry area under inert atmosphere, completely devoid of moisture<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div><script>document.addEventListener(\"DOMContentLoaded\",function(){\n        if(window.innerWidth <= 768){\n            if (\"immediate\" === \"delay\") {\n                setTimeout(function(){document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\")},0);\n            } else if (\"immediate\" === \"scroll\") {\n                window.addEventListener(\"scroll\",function(){\n                    let s=window.scrollY\/(document.body.scrollHeight-window.innerHeight);\n                    if(s>0.1){\n                        document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\");\n                    }\n                });\n            } else {\n                document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\");\n            }\n        } else {\n            document.querySelectorAll(\".pai-ad\").forEach(el=>el.remove());\n        }\n    });<\/script>","protected":false},"excerpt":{"rendered":"<p>Aluminium chloride, also known as aluminium trichloride, is a powerful Lewis acid and an essential industrial chemical. It appears as a white to pale yellow solid that fumes vigorously in moist air. Its primary application lies in its role as a master catalyst in organic chemistry, specifically for Friedel-Crafts alkylation and acylation. Due to its &#8230; <a title=\"Aluminium Chloride (AlCl\u2083): The Complete Guide\" class=\"read-more\" href=\"https:\/\/aluminiummagazine.com\/mag\/aluminium\/compounds\/aluminium-chloride-complete-guide.html\" aria-label=\"Read more about Aluminium Chloride (AlCl\u2083): The Complete Guide\">Read more<\/a><\/p>\n","protected":false},"author":12,"featured_media":17945,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4155],"tags":[4141,4142],"class_list":["post-17854","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-compounds","tag-aluminium-compounds","tag-aluminum-formula"],"_links":{"self":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts\/17854","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/comments?post=17854"}],"version-history":[{"count":0,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts\/17854\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/media\/17945"}],"wp:attachment":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/media?parent=17854"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/categories?post=17854"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/tags?post=17854"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}