374598

Cetyltrimethylammonium hydrogensulfate

99%

• Synonym(s): CTAHSO4, Hexadecyltrimethylammonium hydrogen sulfate
• Linear Formula: CH₃(CH₂)₁₅N(HSO₄)(CH₃)₃
• CAS Number: 68214-07-3
• Molecular Weight: 381.61
• EC Number: 269-286-4
• MDL number: MFCD00134393
• UNSPSC Code: 12352107
• PubChem Substance ID: 24863318
• NACRES: NA.22

Properties

• Assay: 99%
• mp: 250-260 °C (dec.) (lit.)
• SMILES string: OS([O-])(=O)=O.CCCCCCCCCCCCCCCC[N+](C)(C)C
• InChI: 1S/C19H42N.H2O4S/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4;1-5(2,3)4/h5-19H2,1-4H3;(H2,1,2,3,4)/q+1;/p-1
• InChI key: UCRJJNVFJGKYQT-UHFFFAOYSA-M

Description

Application

Cetyltrimethylammonium hydrogensulfate is commonly used as a surfactant for organic transformation in the aqueous medium.
Some of the applications include:

• Rhodium(I)-catalyzed asymmetric hydrogenation of (Z)-methyl-α-acetamidocinnamate.
• Asymmetric palladium-catalyzed alkylation of 1,3-diphenyl-2-propenyl acetate with dimethyl malonate.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves