CAS Registry Number 133659-14-0
Name:
3-​Thiophenecarboxylic acid, 5-​chloro-​4-​methoxy-
2-Chloro-3-methoxythiophene-4-carboxylic acid
5-Chloro-4-methoxythiophene-3-carboxylic acid

Chemical Formula: C6H5ClO3S
Exact Mass: 191.96
Molecular Weight: 192.62
m/z: 191.96 (100.0%), 193.96 (36.5%), 192.97 (6.7%), 194.97 (2.2%), 195.96 (1.5%)

InChI:InChI=1S/C6H5ClO3S/c1-10-4-3(6(8)9)2-11-5(4)7/h2H,1H3,(H,8,9)

Specification

98%

PCT Int. Appl. (2011), WO 2011112662 A1 20110915. 

PCT Int. Appl. (2010), WO 2010151317 A1 20101229.