CAS Registry Number: 501082-56-0

Name:

2-​Thiophenecarboxylic acid, 4-​amino-​5-​methyl-​, methyl ester
4-​Amino-​5-​methylthiophene-​2-​carboxylic acid methyl ester 

Chemical Formula: C7H9NO2S
Exact Mass: 171.04
Molecular Weight: 171.22
m/z: 171.04 (100.0%), 172.04 (7.8%), 173.03 (4.5%), 172.03 (1.2%)
Elemental Analysis: C, 49.10; H, 5.30; N, 8.18; O, 18.69; S, 18.73

InChI: InChI=1S/C7H9NO2S/c1-4-5(8)3-6(11-4)7(9)10-2/h3H,8H2,1-2H3
InChIKey: ZTTXAKCLKGBDIR-UHFFFAOYSA-N
Canonical SMILES : CC1=C(C=C(S1)C(=O)OC)N

Specification

98%

PCT Int. Appl. (2012), WO 2012077135 A2 20120614.                                  

PCT Int. Appl. (2011), WO 2011079804 A1 20110707.