Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,8-Naphthyridine-3-carboxamide, 1,2-dihydro-4-hydroxy-2-oxo-1-phenyl- N-4-pyridinyl-, hydrate (5:3)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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138304-91-3

138304-91-3 structure

138304-91-3 structure

Name: 1,8-Naphthyridine-3-carboxamide, 1,2-dihydro-4-hydroxy-2-oxo-1-phenyl- N-4-pyridinyl-, hydrate (5:3)
Chemical Name: 4-hydroxy-2-oxo-1-phenyl-N-pyridin-4-yl-1,8-naphthyridine-3-carboxamide
CAS Number: 138304-91-3
Molecular Formula: C₂₀H₁₄N₄O₃
Molecular Weight: 358.35000
Create Date: 2017-08-04 19:21:15
Modify Date: 2025-09-25 08:03:03

Name	4-hydroxy-2-oxo-1-phenyl-N-pyridin-4-yl-1,8-naphthyridine-3-carboxamide
Synonyms	2-hydroxy-4-oxo-1-phenyl-N-pyridin-4-yl-1,8-naphthyridine-3-carboxamide

Density	1.497g/cm3
Boiling Point	591.7ºC at 760mmHg
Molecular Formula	C₂₀H₁₄N₄O₃
Molecular Weight	358.35000
Flash Point	311.7ºC
Exact Mass	358.10700
PSA	100.34000
LogP	2.16050
Vapour Pressure	7.55E-15mmHg at 25°C
Index of Refraction	1.751

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QN2790860

CAS REGISTRY NUMBER :: 138304-91-3

LAST UPDATED :: 199806

DATA ITEMS CITED :: 2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 300 mg/kg

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

REFERENCE :: USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #5126341

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >100 mg/kg

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

REFERENCE :: USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #5126341

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