CAS Registry Number: 59337-92-7

Name:

2-​Thiophenecarboxylic acid, 3-​(chlorosulfonyl)​-​, methyl ester
2-​(Carbomethoxy)​thiophene-​3-​sulfonyl chloride; 2-​Methoxycarbonyl-​3-​thiophenesulfonyl chloride; 3-​(Chlorosulfonyl)​-​2-​(methoxycarbonyl)​thiophene; 3-​Chlorosulfonylthioph​ene-​2-​carboxylic acid methyl ester; Methyl 3-​(chlorosulfonyl)​-​2-​thiophenecarboxylate 

Chemical Formula: C6H5ClO4S2
Exact Mass: 239.93
Molecular Weight: 240.68
m/z: 239.93 (100.0%), 241.93 (41.1%), 240.94 (6.7%), 242.93 (3.3%), 243.92 (3.1%), 240.93 (1.6%), 241.94 (1.0%)
Elemental Analysis: C, 29.94; H, 2.09; Cl, 14.73; O, 26.59; S, 26.64

InChI: InChI=1S/C6H5ClO4S2/c1-11-6(8)5-4(2-3-12-5)13(7,9)10/h2-3H,1H3
InChIKey: PJVJBDAUWILEOG-UHFFFAOYSA-N
Canonical SMILES : COC(=O)C1=C(C=CS1)S(=O)(=O)Cl

Specification

98%

(1) Corral, C.; Organic Preparations and Procedures International 1985, V17(3), P163-7 CAPLUS