3-Methyl-4-phenylhydrazino-2-pyrazolin-5-one

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Names

[ CAS No. ]:
74037-30-2

[ Name ]:
3-Methyl-4-phenylhydrazino-2-pyrazolin-5-one

[Synonym ]:
3-Methyl-4-phenylhydrazino-2-pyrazolin-5-one
2-Pyrazolin-5-one,3-methyl-4-phenylhydrazino

Chemical & Physical Properties

[ Density]:
1.34g/cm3

[ Molecular Formula ]:
C10H12N4O

[ Molecular Weight ]:
204.22800

[ Exact Mass ]:
204.10100

[ PSA ]:
65.52000

[ LogP ]:
0.70570

[ Index of Refraction ]:
1.665

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UQ9650000
CHEMICAL NAME :
2-Pyrazolin-5-one, 3-methyl-4-phenylhydrazino-
CAS REGISTRY NUMBER :
74037-30-2
LAST UPDATED :
197901
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C10-H12-N4-O
MOLECULAR WEIGHT :
204.26
WISWESSER LINE NOTATION :
T5NMV DHJ DMMR& E1

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#04912

Safety Information

[ HS Code ]:
2933990090

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 3-Methyl-4-(morpholinomethylene)-1-phenyl-2-pyrazolin-5-one
  • 1-thiocarboxamido-3-methyl-4-(phenylhydrazono)-2-pyrazolin-5-one
  • 1-phenyl-3-methyl-4-benzhydryl-2-pyrazolin-5-one
  • N(1)-isonicotinoyl-3-methyl-4-(4-hydroxybenzilidene)-2-pyrazolin-5-one
  • 1-(2-CHLORO-5-SULFOPHENYL)-3-METHYL-4-(2-METHOXYPHENYL)AZO-2-PYRAZOLIN-5-ONE
  • 1,2-dimethylene-4,4'-bis(3-methyl-4-chloro-2-pyrazolin-5-one)