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Dayang Chem (Hangzhou) Co., Ltd.
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Product Name: 3-Amino-5-ethyl-1H-pyrazole-4-carbonitrile
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63680-91-1

63680-91-1 structure

63680-91-1 structure

Name: 3-amino-5-ethyl-1H-pyrazole-4-carbonitrile
Chemical Name: 3-amino-5-ethyl-1H-pyrazole-4-carbonitrile
CAS Number: 63680-91-1
Molecular Formula: C₆H₈N₄
Molecular Weight: 136.15500
Create Date: 2018-12-30 14:13:01
Modify Date: 2025-09-11 12:18:18

Name	3-amino-5-ethyl-1H-pyrazole-4-carbonitrile
Synonyms	3-Amino-4-cyano-5-ethyl pyrazole Pyrazole,3-amino-4-cyano-5-ethyl USAF EL-35

Density	1.25g/cm3
Boiling Point	387.7ºC at 760 mmHg
Molecular Formula	C₆H₈N₄
Molecular Weight	136.15500
Flash Point	188.3ºC
Exact Mass	136.07500
PSA	79.22000
LogP	0.35608
Index of Refraction	1.576

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ5425000

CHEMICAL NAME :: Pyrazole, 3-amino-4-cyano-5-ethyl-

CAS REGISTRY NUMBER :: 63680-91-1

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C6-H8-N4

MOLECULAR WEIGHT :: 136.18

WISWESSER LINE NOTATION :: T5MNJ CZ DCN E2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

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