CAS Registry Number 51105-90-9
Name:
1H-​Pyrazole-​4-​carboxylic acid, methyl ester
Methyl 1H-pyrazole-4-carboxylate
Methyl pyrazole-4-carboxylate

Chemical Formula: C5H6N2O2
Exact Mass: 126.04
Molecular Weight: 126.11
m/z: 126.04 (100.0%), 127.05 (5.6%)

InChI:InChI=1S/C5H6N2O2/c1-9-5(8)4-2-6-7-3-4/h2-3H,1H3,(H,6,7)

Specification

98%

1. (1) Anderson, Erin D.; Journal of the American Chemical Society 2011, V133(31), P12285-12292 CAPLUS
2. (2) Hirota, Kosaku; Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999) 1983, (6), P1293-7 CAPLUS
3. (3) Jones, Reuben G.; Journal of the American Chemical Society 1949, V71, P3994-4000 CAPLUS
4. (4) Tamura, Yasumitsu; Chemical & Pharmaceutical Bulletin 1976, V24(10), P2568-71 CAPLUS