1H-Pyrazole-3-carboxylic acid, 4, 5-dihydro-5-oxo-, hydrazide
Names
[ CAS No. ]:
73972-70-0
[ Name ]:
1H-Pyrazole-3-carboxylic acid, 4, 5-dihydro-5-oxo-, hydrazide
[Synonym ]:
WLN: T5NMV DHJ EVMZ
2-Pyrazoline-3-carboxylic acid,5-oxo-,hydrazide
5-oxo-4,5-dihydro-1h-pyrazole-3-carbohydrazide
5-Oxo-2-pyrazoline-3-carboxylic acid hydrazide
Chemical & Physical Properties
[ Density]:
1.92g/cm3
[ Molecular Formula ]:
C4H6N4O2
[ Molecular Weight ]:
142.11600
[ Exact Mass ]:
142.04900
[ PSA ]:
96.58000
[ Index of Refraction ]:
1.789
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- UQ8960000
- CHEMICAL NAME :
- 2-Pyrazoline-3-carboxylic acid, 5-oxo-, hydrazide
- CAS REGISTRY NUMBER :
- 73972-70-0
- LAST UPDATED :
- 197901
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C4-H6-N4-O2
- MOLECULAR WEIGHT :
- 142.14
- WISWESSER LINE NOTATION :
- T5NMV DHJ EVMZ
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 180 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03244