4-Oxo-1,9a-dihydro-4H-pyrimido[1,2-a]pyrimidine-3-carboxylic acid ethyl ester

Names

[ CAS No. ]:
40519-95-7

[ Name ]:
4-Oxo-1,9a-dihydro-4H-pyrimido[1,2-a]pyrimidine-3-carboxylic acid ethyl ester

[Synonym ]:
4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid
4-Oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid hydrochloride
4-Oxo-4H-pyrido[1,2-a]pyrimidin-3-carbonsaeure
4-oxo-4H-pyrido[1,2-a]-3-carboxylic acid
ethyl 4-oxo-4H-pyrimido<1,2-a>pyrimidine-3-carboxylate
4-oxo-4H-pyrimido[1,2-a]pyrimidine-3-carboxylic acid ethyl ester

Chemical & Physical Properties

[ Density]:
1.4g/cm3

[ Boiling Point ]:
435.7ºC at 760 mmHg

[ Molecular Formula ]:
C10H11N3O3

[ Molecular Weight ]:
221.21300

[ Flash Point ]:
217.3ºC

[ Exact Mass ]:
221.08000

[ PSA ]:
71.00000

[ Index of Refraction ]:
1.639

Safety Information

[ HS Code ]:
2933599090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-(Pyrimidin-2-ylaminomethylene)-malonic acid diethyl ester

DownStream

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%