ChemicalBook--->CAS DataBase List--->95928-49-7

95928-49-7

95928-49-7 Structure

95928-49-7 Structure
IdentificationBack Directory
[Name]

1,2-Dihydro-2-oxo-5-pyrimidinecarboxylic acid ethyl ester
[CAS]

95928-49-7
[Synonyms]

Ethyl 2-Hydroxy-5-pyrimidinecarboxylate
ethyl 2-oxo-1H-pyrimidine-5-carboxylate
Ethyl 2-oxo-1,2-dihydro-5-pyrimidinecarboxylate
2-Hydroxy-pyrimidine-5-carboxylic acid ethyl ester
1,2-Dihydro-2-oxo-5-pyrimidinecarboxylic acid ethyl ester
2-Oxo-1,2-dihydro-pyrimidine-5-carboxylic acid ethyl ester
PyriMidin-5-carboxylic acid 1,2-dihydro-2-oxo-, ethyl ester
5-PyriMidinecarboxylic acid, 1,2-dihydro-2-oxo-, ethyl ester
1,2-Dihydro-2-oxo-5-pyrimidinecarboxylic acid ethyl ester ISO 9001:2015 REACH
[Molecular Formula]

C7H8N2O3
[MDL Number]

MFCD09991546
[MOL File]

95928-49-7.mol
[Molecular Weight]

168.15
Chemical PropertiesBack Directory
[density ]

1.33
[storage temp. ]

Sealed in dry,Room Temperature
[pka]

8.18±0.10(Predicted)
[Appearance]

Off-white to yellow Solid
Questions And AnswerBack Directory
[Uses]

Ethyl 2-oxo-1,2-dihydropyrimidine-5-carboxylate is an important fine chemical raw material that is readily soluble in water and organic solvents. Its structure exhibits interconversion between enol and ketone forms.
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
[Safety Statements ]

24/25
[HS Code ]

29335990
Spectrum DetailBack Directory
[Spectrum Detail]

1,2-Dihydro-2-oxo-5-pyrimidinecarboxylic acid ethyl ester(95928-49-7)1HNMR
Hazard InformationBack Directory
[Synthesis]

The target compound ethyl 2-oxo-1,2-dihydropyrimidine-5-carboxylate was prepared by using urea and substituting 2,4-pentanedione as starting materials:

To a three-necked reaction flask equipped with a stirrer and a thermometer, urea, ethanol 35mL

[References]

[1] Patent: US2009/76006, 2009, A1. Location in patent: Page/Page column 31; 40
[2] Patent: WO2018/85342, 2018, A1. Location in patent: Page/Page column 26; 27
[3] Chemical and Pharmaceutical Bulletin, 2000, vol. 48, # 10, p. 1504 - 1513
[4] Patent: US2011/152295, 2011, A1. Location in patent: Page/Page column 24
[5] Patent: WO2011/130628, 2011, A1. Location in patent: Page/Page column 138
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