CAS Registry Number: 881668-70-8

Name:

1H-​Pyrazole-​3-​carboxylic acid, 5-​chloro-
5-​Chloropyrazole-​3-​carboxylic acid 

Deleted CAS Registry Numbers: 1073469-​06-​3

Chemical Formula: C4H3ClN2O2
Exact Mass: 145.99
Molecular Weight: 146.53
m/z: 145.99 (100.0%), 147.99 (32.4%), 146.99 (5.2%), 148.99 (1.4%)

InChI: InChI=1S/C4H3ClN2O2/c5-3-1-2(4(8)9)6-7-3/h1H,(H,6,7)(H,8,9)
InChIKey: MOTPCOWWOZSEHC-UHFFFAOYSA-N
Canonical SMILES : C1=C(NN=C1C(=O)O)Cl

Specification

98%

PCT Int. Appl. (2014), WO 2014062838 A2 20140424.

PCT Int. Appl. (2012), WO 2012076672 A1 20120614.