CAS Registry Number 57121-49-0
Name:
1H-​Pyrazole, 4-​ethynyl-
4-Ethynyl-1H-pyrazole
4-Ethynylpyrazole

Chemical Formula: C5H4N2
Exact Mass: 92.04
Molecular Weight: 92.10
m/z: 92.04 (100.0%), 93.04 (5.5%)

InChI: InChI=1S/C5H4N2/c1-2-5-3-6-7-4-5/h1,3-4H,(H,6,7)
InChIKey: UXZQDYUBSQMFIE-UHFFFAOYSA-N
Canonical SMILES : C#CC1=CNN=C1

Specification

98%

1. (2) Heinisch, Gottfried; Monatshefte fuer Chemie 1988, V119(2), P253-62 CAPLUS