Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Naphthalenecarboxaldehyde,2-hydroxy-, 2-(5-nitro-2-pyridinyl)hydrazone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Contact: Ms Wang
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28058-35-7

28058-35-7 structure

28058-35-7 structure

Name: 1-Naphthalenecarboxaldehyde,2-hydroxy-, 2-(5-nitro-2-pyridinyl)hydrazone
Chemical Name: (1Z)-1-[[2-(5-nitropyridin-2-yl)hydrazinyl]methylidene]naphthalen-2-one
CAS Number: 28058-35-7
Molecular Formula: C₁₆H₁₂N₄O₃
Molecular Weight: 308.29100
Create Date: 2017-08-11 11:34:46
Modify Date: 2025-09-22 10:03:40

Name	(1Z)-1-[[2-(5-nitropyridin-2-yl)hydrazinyl]methylidene]naphthalen-2-one

Density	1.507g/cm3
Boiling Point	489.1ºC at 760mmHg
Molecular Formula	C₁₆H₁₂N₄O₃
Molecular Weight	308.29100
Flash Point	249.6ºC
Exact Mass	308.09100
PSA	106.56000
LogP	3.23970
Vapour Pressure	1.03E-09mmHg at 25°C
Index of Refraction	1.787

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QJ0320000

CHEMICAL NAME :: 1-Naphthaldehyde, 2-hydroxy-, (5-nitro-2-pyridyl)hydrazone

CAS REGISTRY NUMBER :: 28058-35-7

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C16-H12-N4-O3

MOLECULAR WEIGHT :: 308.32

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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