2,4-Dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile

Modify Date: 2024-01-02 08:59:00

2,4-Dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile Structure
2,4-Dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile structure
Common Name 2,4-Dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile
CAS Number 4425-56-3 Molecular Weight 137.096
Density 1.7±0.1 g/cm3 Boiling Point 524.8±60.0 °C at 760 mmHg
Molecular Formula C5H3N3O2 Melting Point 303 °C(dec.)
MSDS USA Flash Point 271.2±32.9 °C

 Names

Name 5-Cyanouracil
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 524.8±60.0 °C at 760 mmHg
Melting Point 303 °C(dec.)
Molecular Formula C5H3N3O2
Molecular Weight 137.096
Flash Point 271.2±32.9 °C
Exact Mass 137.022522
PSA 89.51000
LogP -1.82
Vapour Pressure 0.0±1.4 mmHg at 25°C
Index of Refraction 1.670

 Safety Information

Hazard Codes Xi
Risk Phrases 20/22
Safety Phrases 22-36/37
HS Code 2933599090

 Synthetic Route

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2,4-Dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile Structure

2,4-Dioxo-1,2,3...

CAS#:4425-56-3

Literature: Shaw Journal of the Chemical Society, 1955 , p. 1834,1838

 Customs

HS Code 2933599090
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2,4-dioxo-1H-pyrimidine-5-carbonitrile
2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile
5-Pyrimidinecarbonitrile, 1,2,3,4-tetrahydro-2,4-dioxo-
2,4-dihydroxypyrimidine-5-carbonitrile
5-cyanouracil
2,4-Dioxo-1,2,3,4-tetrahydro-5-pyrimidinecarbonitrile
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