Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 10'-Desmethoxystreptonigrin
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Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
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136803-89-9

136803-89-9 structure

136803-89-9 structure

Name: 10'-Desmethoxystreptonigrin
Chemical Name: (4E)-5-amino-6-(7-amino-6-methoxy-5,8-dioxoquinolin-2-yl)-4-(5-methoxy-6-oxocyclohexa-2,4-dien-1-ylidene)-3-methyl-1H-pyridine-2-carboxylic acid
CAS Number: 136803-89-9
Molecular Formula: C₂₄H₂₀N₄O₇
Molecular Weight: 476.43800
Create Date: 2016-01-31 08:22:00
Modify Date: 2025-08-25 11:31:48

Name	(4E)-5-amino-6-(7-amino-6-methoxy-5,8-dioxoquinolin-2-yl)-4-(5-methoxy-6-oxocyclohexa-2,4-dien-1-ylidene)-3-methyl-1H-pyridine-2-carboxylic acid
Synonyms	10'-Desmethoxystreptonigrin 10'-Demethoxystreptonigrin

Density	1.55g/cm3
Boiling Point	683.6ºC at 760 mmHg
Molecular Formula	C₂₄H₂₀N₄O₇
Molecular Weight	476.43800
Flash Point	367.2ºC
Exact Mass	476.13300
PSA	187.95000
LogP	3.59080
Vapour Pressure	1.26E-19mmHg at 25°C
Index of Refraction	1.715

CHEMICAL IDENTIFICATION

RTECS NUMBER :: US5177500

CHEMICAL NAME :: 2-Pyridinecarboxylic acid, 5-amino-6-(7-amino-5,8-dihydro-6-methoxy-5,8-dioxo-2- quinolinyl)-4-(2-hydr oxy-3-methoxyphenyl)-3-methyl-

CAS REGISTRY NUMBER :: 136803-89-9

LAST UPDATED :: 199403

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C24-H20-N4-O7

MOLECULAR WEIGHT :: 476.48

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 :: 8800 ug/kg

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

REFERENCE :: JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 45,454,1992

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