Shanghai Nianxing Industrial Co., Ltd
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Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzeneacetaldehyde,2-(5-nitro-2-pyridinyl)hydrazone
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Purity: 98.0%
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28058-19-7

28058-19-7 structure

28058-19-7 structure

Name: Benzeneacetaldehyde,2-(5-nitro-2-pyridinyl)hydrazone
Chemical Name: 5-nitro-N-[(E)-2-phenylethylideneamino]pyridin-2-amine
CAS Number: 28058-19-7
Molecular Formula: C₁₃H₁₂N₄O₂
Molecular Weight: 256.26000
Create Date: 2017-03-21 10:36:38
Modify Date: 2025-10-24 00:16:50

Name	5-nitro-N-[(E)-2-phenylethylideneamino]pyridin-2-amine
Synonyms	ls-7930

Density	1.254g/cm3
Boiling Point	457.677ºC at 760 mmHg
Molecular Formula	C₁₃H₁₂N₄O₂
Molecular Weight	256.26000
Flash Point	230.595ºC
Exact Mass	256.09600
PSA	86.33000
LogP	2.57530
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.624

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AB3040500

CHEMICAL NAME :: Acetaldehyde, phenyl-, (5-nitro-2-pyridyl)hydrazone

CAS REGISTRY NUMBER :: 28058-19-7

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C13-H12-N4-O2

MOLECULAR WEIGHT :: 256.29

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >2 gm/kg

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

REFERENCE :: JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 59,101,1970

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