CAS Registry Number: 4282-31-9
Name:

thiophene-2,5-dicarboxylic acid

2,5-Thiophenedicarboxylic acid

Chemical Formula: C6H4O4S
Exact Mass: 171.98
Molecular Weight: 172.16
m/z: 171.98 (100.0%), 172.99 (6.7%), 173.98 (4.5%), 173.99 (1.1%)

InChI
InChI=1S/C6H4O4S/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2H,(H,7,8)(H,9,10)
InChI Key
YCGAZNXXGKTASZ-UHFFFAOYSA-N
Canonical SMILES
C1=C(SC(=C1)C(=O)O)C(=O)O

Specification

98%

Faming Zhuanli Shenqing (2018), CN 108440580 A 20180824

Repub. Korea (2018), KR 1883819 B1 20180731