- Home
- Products
- Metal Catalysts
- Chromium Catalysts
- Chromium(III) potassium sulfate dodecahydrate
Chromium(III) potassium sulfate dodecahydrate
PRICE INQUIRYCatalog Number
ACM7788990-2
Product Name
Chromium(III) potassium sulfate dodecahydrate
Structure
![{[CurrentData.Name]}](https://resource.alfachemic.com/structure/7788-99-0.gif)
CAS
7788-99-0
Synonyms
T987; 7788-99-0; Potassium chromium alum dodecahydrate; potassium chromium(3+) disulfate dodecahydrate; Chrome alum (dodecahydrate); ACMC-20alga; CTK3J2247; LS-53444; MFCD00149917; FT-0623789;
IUPAC Name
potassium;chromium(3+);disulfate;dodecahydrate;
Molecular Weight
499.386g/mol
Molecular Formula
CrH24KO20S2;
Canonical SMILES
O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[K+].[Cr+3];
InChI
InChI=1S/Cr.K.2H₂O4S.12H₂O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4;
InChI Key
ZFVHBEKVAITXHW-UHFFFAOYSA-J;
Complexity
62.2
Covalently-Bonded Unit Count
16
EC Number
616-539-5
Exact Mass
498.934g/mol
H-Bond Acceptor
20
H-Bond Donor
12
Heavy Atom Count
24
Monoisotopic Mass
498.934g/mol
Topological Polar Surface Area
189A^2
UNII
H54D055WX6
Application
Chromium(III) potassium sulfate dodecahydrate, also known as chrome alum, is a versatile chemical compound that serves multiple purposes across various industries. Characterized by its deep violet-red crystals, this compound is notably used in the preparation of chromium standard solutions, essential for accurate analytical measurements. In the field of materials science, it acts as a precursor in synthesizing metal-organic frameworks, such as the terephthalate structure MIL-101 (Cr). Furthermore, it plays a significant role in the dyeing and textile industry due to its unique properties. In addition to these applications, it facilitates the dissolution of gelatin in diverse studies and serves as a starting material for the synthesis of quasi-monodisperse spherical core-shell particles, which are valuable as solar absorbers. This compound is synthesized by reacting sulfur dioxide with potassium dichromate dissolved in sulfuric acid at -38°C, showcasing its intricate production process.
February 27, 2025
Excellent Quality for Scientific Use!
The chromium(III) potassium sulfate dodecahydrate from Alfa Chemistry proved invaluable in preparing metal-organic frameworks. Easy to dissolve and work with, its deep violet hue is a visual confirmation of purity, enhancing my research efficiency.
- CAS
- Size
- Purity
- Price
- Quantity
- Order
- 7788-99-0
- -
- -
- -
-
- +
-
Online Inquiry
※ Please kindly note that our products are for research use only.
(1S,2S)-(+)-[1,2-Cyclohexanediamino-N,N'-bis(3,5-di-t-butylsalicylidene)]chromium(III) chloride
(219143-92-7)
Chromium(II) chloride
(10049-05-5)
Chromium(0) hexacarbonyl
(13007-92-6)
Bis(tetramethylcyclopentadienyl)chromium(II)
(82066-37-3)
[1,1'-Bis(diphenylphosphino)ferrocene]tetracarbonylchromium(0)
(67292-31-3)
Benzene-chromium(0) tricarbonyl
(12082-08-5)