2(1H)-Pyrimidinone,5-chloro-1-methyl-

Modify Date: 2025-09-11 09:16:35

2(1H)-Pyrimidinone,5-chloro-1-methyl- Structure
2(1H)-Pyrimidinone,5-chloro-1-methyl- structure
Common Name 2(1H)-Pyrimidinone,5-chloro-1-methyl-
CAS Number 63331-06-6 Molecular Weight 144.55900
Density 1.37g/cm3 Boiling Point 196.7ºC at 760 mmHg
Molecular Formula C5H5ClN2O Melting Point N/A
MSDS N/A Flash Point 72.8ºC

 Names

Name 5-chloro-1-methylpyrimidin-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.37g/cm3
Boiling Point 196.7ºC at 760 mmHg
Molecular Formula C5H5ClN2O
Molecular Weight 144.55900
Flash Point 72.8ºC
Exact Mass 144.00900
PSA 34.89000
LogP 0.43370
Index of Refraction 1.584
InChIKey WVNYVHJOTMLDOF-UHFFFAOYSA-N
SMILES Cn1cc(Cl)cnc1=O

 Safety Information

HS Code 2933599090

 Synthetic Route

~20%

2(1H)-Pyrimidinone,5-chloro-1-methyl- Structure

2(1H)-Pyrimidin...

CAS#:63331-06-6

Literature: Nyegaard and Co. A/S Patent: US4395406 A1, 1983 ;

 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

1-Methyl-5-chlor-pyrimid-2-on
5-chloro-1-methyl-1H-pyrimidin-2-one
2(1H)-Pyrimidinone,5-chloro-1-methyl
5-chloro-1-methyl-2(1H)-pyrimidinone
1-Methyl-5-chloropyrimid-2-one
5-Chlor-1-methylpyrimidin-2-on
5-Chloro-1-methylpyrimidin-2(1H)-one
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