CAS 55023-35-3|7,9-dimethyl-1H-pyrido[2,3]thieno[2,4-d]pyrimidin-4-one

Introduction：Basic information about CAS 55023-35-3|7,9-dimethyl-1H-pyrido[2,3]thieno[2,4-d]pyrimidin-4-one, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	7,9-dimethyl-1H-pyrido[2,3]thieno[2,4-d]pyrimidin-4-one
CAS Number	55023-35-3	Molecular Weight	231.274
Density	1.6±0.1 g/cm3	Boiling Point	443.8±55.0 °C at 760 mmHg
Molecular Formula	C₁₁H₉N₃OS	Melting Point	/
MSDS	/	Flash Point	222.2±31.5 °C

Names

Name	7,9-dimethyl-1H-pyrido[2,3]thieno[2,4-d]pyrimidin-4-one
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.6±0.1 g/cm3
Boiling Point	443.8±55.0 °C at 760 mmHg
Molecular Formula	C₁₁H₉N₃OS
Molecular Weight	231.274
Flash Point	222.2±31.5 °C
Exact Mass	231.046631
PSA	86.88000
LogP	2.49
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.794
InChIKey	YDGPIBYHPQKXIU-UHFFFAOYSA-N
SMILES	Cc1cc(C)c2c(n1)sc1c(=O)[nH]cnc12

Safety Information

HS Code	2934999090

Customs

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

Pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(3H)-one, 7,9-dimethyl-

7,9-dimethylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-ol

7,9-dimethyl-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-one

7,9-dimethylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(3H)-one

7,9-dimethylpyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(1H)-one

7,9-dimethyl-3H-pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-one

Pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-ol, 7,9-dimethyl-

7,9-Dimethylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(1H)-one

pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-ol,7,9-dimethyl

Pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(1H)-one, 7,9-dimethyl-

7,9-Dimethyl-pyrido<3',2'-4,5>thieno<3,2-d>pyrimid-4-on

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