CAS Registry Number: 85822-16-8

Name:

Benzenesulfonyl chloride, 4-​formyl-
4-​Chlorosulfonylbenzal​dehyde; 4-​Formylbenzenesulfony​l chloride 

Chemical Formula: C7H5ClO3S
Exact Mass: 203.96
Molecular Weight: 204.63
m/z: 203.96 (100.0%), 205.96 (36.5%), 204.97 (7.7%), 206.97 (2.5%), 207.96 (1.5%)
Elemental Analysis: C, 41.09; H, 2.46; Cl, 17.33; O, 23.46; S, 15.67

InChI: InChI=1S/C7H5ClO3S/c8-12(10,11)7-3-1-6(5-9)2-4-7/h1-5H
InChIKey: MSWSPWGBDIQKKR-UHFFFAOYSA-N
Canonical SMILES : C1=CC(=CC=C1C=O)S(=O)(=O)Cl

Specification

98%

PCT Int. Appl. (2014), WO 2014086927 A1 20140612. 

PCT Int. Appl. (2013), WO 2013161904 A1 20131031.