Aluminum potassium disulfate dodecahydrate (CAS 7784-24-9) — formula AlH24KO20S2, molecular weight 473.98 g/mol; category fine chemicals.
Aluminum potassium disulfate dodecahydrate (CAS 7784-24-9) is a chemical raw material in the fine chemicals category. Its molecular formula AlH24KO20S2 comprises 1 Al, 24 H, 1 K, 20 O, 2 S atoms. Its molecular weight is about 473.98 g/mol. Reported physicochemical data: melting point around 92.5 °C. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 7784-24-9 |
|---|---|
| Molecular Formula | AlH24KO20S2 |
| Molecular Weight | 473.98 g/mol |
| Melting Point | 92.5 °C |
| Applications | Occurs naturally as efflorescence on alum shale and as feather alum on lava, Used to dress fur skins (one of oldest methods), Forms aluminum potassium sulfate (CAS 10043-67-1) when heated above melting point (92.5 deg C), The most important alums are aluminum potassium sulfate, aluminum ammonium sulfate, and aluminum sodium sulfate. Aluminum potassium sulfate (hydrated) has the formula KAl(SO4)212H2O. Aluminum sulfate is used as a replacement of the alums. Hydrolysis of the alums yields aluminum hydroxide as a precipitant. Industrial uses include paper sizing |
| Category | Fine Chemicals|Basic Chemical Raw Materials |
Documented applications: Occurs naturally as efflorescence on alum shale and as feather alum on lava, Used to dress fur skins (one of oldest methods), Forms aluminum potassium sulfate (CAS 10043-67-1) when heated above melting point (92.5 deg C), The most important alums are aluminum potassium sulfate, aluminum ammonium sulfate, and aluminum sodium sulfate. Aluminum potassium sulfate (hydrated) has the formula KAl(SO4)212H2O. Aluminum sulfate is used as a replacement of the alums. Hydrolysis of the alums yields aluminum hydroxide as a precipitant. Industrial uses include paper sizing.
Aluminum potassium disulfate dodecahydrate is a high-value fine compound with CAS registry number 7784-24-9 and molecular formula AlH24KO20S2 (molecular weight 473.98 g/mol), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 7784-24-9
Its molecular formula AlH24KO20S2 comprises 1 Al, 24 H, 1 K, 20 O, 2 S atoms.
Also known as: Aluminum potassium disulfate dodecahydrate · 硫酸铝钾 · Aluminum Potassium Sulfate Dodecahydrate · Aluminium potassium sulfate dodecahydrate
Category: fine chemicals / fine chemicals
The CAS registry number of Aluminum potassium disulfate dodecahydrate is 7784-24-9.
Molecular formula AlH24KO20S2, molecular weight 473.98 g/mol.
It is also registered under: Aluminum potassium disulfate dodecahydrate, 硫酸铝钾, Aluminum Potassium Sulfate Dodecahydrate, Aluminium potassium sulfate dodecahydrate.
Recorded applications: Occurs naturally as efflorescence on alum shale and as feather alum on lava, Used to dress fur skins (one of oldest methods), Forms aluminum potassium sulfate (CAS 10043-67-1) when heated above melting point (92.5 deg C), The most important alums are aluminum potassium sulfate, aluminum ammonium sulfate, and aluminum sodium sulfate. Aluminum potassium sulfate (hydrated) has the formula KAl(SO4)212H2O. Aluminum sulfate is used as a replacement of the alums. Hydrolysis of the alums yields aluminum hydroxide as a precipitant. Industrial uses include paper sizing.
Category: Fine Chemicals / Basic Chemical Raw Materials.
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Independent reference data for Aluminum potassium disulfate dodecahydrate (CAS 7784-24-9), compiled from public chemistry databases.
| CAS Number | 7784-24-9 |
|---|---|
| PubChem CID | 62667 |
| Molecular Formula | AlH24KO20S2 |
| Molecular Weight | 473.98 g/mol |
| IUPAC Name | aluminum;potassium;disulfate;dodecahydrate |
| InChIKey | GNHOJBNSNUXZQA-UHFFFAOYSA-J |
| UNII (FDA) | 1L24V9R23S |
| Molecular Weight | 474.4 |
|---|---|
| Hydrogen Bond Donor Count | 12 |
| Hydrogen Bond Acceptor Count | 20 |
| Rotatable Bond Count | 0 |
| Exact Mass | 473.9754804 |
| Monoisotopic Mass | 473.9754804 |
| Topological Polar Surface Area | 189 |
| Heavy Atom Count | 24 |
| Melting Point | 92.5 °C |
|---|---|
| Density | 1.757 @25 °C |
Aluminum potassium sulfate dodecahydrate; aluminum;potassium;disulfate;dodecahydrate; ALUMINUM POTASSIUM SULFATE DODECAHYDRATE [MI]; RefChem:556689; 616-521-7; 7784-24-9; Aluminium potassium sulfate dodecahydrate; Potassium alum dodecahydrate; Potash alum dodecahydrate; Aluminum potassium disulfate dodecahydrate; Alum, potassium, dodecahydrate; Potassium aluminum sulfate dodecahydrate; Alum, potassium [USP]; Potassium aluminum disulfate dodecahydrate; UNII-1L24V9R23S; ALUMINUM POTASSIUM SULFATE, DODECAHYDRATE
| GHS notifications | 100% (43 / 43) |
|---|
| GHS notifications | 100% (43 / 43) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 十二水硫酸铝钾