Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Methyl-4-phenylhydrazino-2-pyrazolin-5-one
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Purity: 98.0%
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74037-30-2

74037-30-2 structure

74037-30-2 structure

Name: 3-Methyl-4-phenylhydrazino-2-pyrazolin-5-one
Chemical Name: 3-methyl-4-(2-phenylhydrazinyl)-1,4-dihydropyrazol-5-one
CAS Number: 74037-30-2
Molecular Formula: C₁₀H₁₂N₄O
Molecular Weight: 204.22800
Create Date: 2016-06-12 11:17:54
Modify Date: 2024-03-26 11:14:28

Name	3-methyl-4-(2-phenylhydrazinyl)-1,4-dihydropyrazol-5-one
Synonyms	3-Methyl-4-phenylhydrazino-2-pyrazolin-5-one 2-Pyrazolin-5-one,3-methyl-4-phenylhydrazino

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

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

HS Code	2933990090

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%