28279-12-1

28279-12-1 structure

Name: 9-methyl-2,8,10-triazabicyclo[4.4.0]deca-2,4,8,11-tetraen-7-one
Chemical Name: 2-methyl-1H-pyrido[2,3-d]pyrimidin-4-one
CAS Number: 28279-12-1
Molecular Formula: C₈H₇N₃O
Molecular Weight: 161.16100
Create Date: 2019-02-17 19:26:07
Modify Date: 2025-08-26 11:52:55

Name	2-methyl-1H-pyrido[2,3-d]pyrimidin-4-one
Synonyms	8-aza-2-methyl-4-oxo-3,4-dihydro quinazoline

Density	1.4g/cm3
Boiling Point	340.8ºC at 760mmHg
Molecular Formula	C₈H₇N₃O
Molecular Weight	161.16100
Flash Point	159.9ºC
Exact Mass	161.05900
PSA	58.64000
LogP	0.62650
Vapour Pressure	8.39E-05mmHg at 25°C
Index of Refraction	1.695

HS Code	2933990090

1445-45-0

5345-47-1

~48%

28279-12-1

Literature: Ube Industries, Ltd. Patent: EP1637523 A1, 2006 ; Location in patent: Page/Page column 9; 10 ;

119899-26-2

143-37-3

28279-12-1

Literature: Chakravarty, Sarvajit; Dugar, Sundeep; Tester, Richland; Conte, Aurelia Patent: US2005/176957 A1, 2005 ; Location in patent: Page/Page column 4 ;

60-35-5

5345-47-1

28279-12-1

Literature: Klisiecki; Sucharda Roczniki Chemii, vol. 3, p. 251,256 Chem. Zentralbl., 1924 , vol. 95, # II p. 660

Precursor 5
1445-45-0 5345-47-1 119899-26-2 143-37-3
60-35-5
DownStream 0

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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