3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide

Modify Date: 2025-10-18 18:10:37

3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide structure	Common Name	3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide
	CAS Number	165611-04-1	Molecular Weight	256.21700
	Density	1.61g/cm3	Boiling Point	646.6ºC at 760mmHg
	Molecular Formula	C₁₂H₈N₄O₃	Melting Point	N/A
	MSDS	N/A	Flash Point	344.8ºC

Name	6-oxido-7-phenyl-[1,2]oxazolo[4,5-d]pyrimidin-6-ium-3-carboxamide
Synonym	More Synonyms

Density	1.61g/cm3
Boiling Point	646.6ºC at 760mmHg
Molecular Formula	C₁₂H₈N₄O₃
Molecular Weight	256.21700
Flash Point	344.8ºC
Exact Mass	256.06000
PSA	108.46000
LogP	2.30140
Vapour Pressure	1.32E-16mmHg at 25°C
Index of Refraction	1.761

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NY3403568

CHEMICAL NAME :: Isoxazolo(4,5-d)pyrimidine-3-carboxamide, 7-phenyl-, 6-oxide

CAS REGISTRY NUMBER :: 165611-04-1

LAST UPDATED :: 199606

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H8-N4-O3

MOLECULAR WEIGHT :: 256.24

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >2 gm/kg

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

REFERENCE :: FRMCE8 Farmaco. (Societa Chimica Italiana, Corso Strada Nova, 86, Casella Postale 227, 27100 Pavia, Italy) V.44- 1989- Volume(issue)/page/year: 50,183,1995

7-Phenylisoxazolo(4,5-d)pyrimidine-3-carboxamide 6-oxide

3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide

Isoxazolo(4,5-d)pyrimidine-3-carboxamide,7-phenyl-,6-oxide

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Delivery: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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