Ethyl 4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate

Modify Date: 2025-09-18 16:13:02

Ethyl 4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate structure	Common Name	Ethyl 4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate
	CAS Number	319442-19-8	Molecular Weight	224.236
	Density	1.6±0.1 g/cm3	Boiling Point	N/A
	Molecular Formula	C₉H₈N₂O₃S	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	ethyl 4-oxo-1H-thieno[3,2-d]pyrimidine-2-carboxylate
Synonym	More Synonyms

Density	1.6±0.1 g/cm3
Molecular Formula	C₉H₈N₂O₃S
Molecular Weight	224.236
Exact Mass	224.025558
PSA	100.29000
LogP	0.32
Index of Refraction	1.698

HS Code	2934999090

Diethyloxalate structure

Diethyloxalate

CAS#:95-92-1

3-Aminothiophene-2-carboxamide structure

3-Aminothiophen...

CAS#:147123-47-5

~74%

Ethyl 4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate Structure

Ethyl 4-oxo-3,4...

CAS#:319442-19-8

Literature: Vernalis Research Limited Patent: US6787541 B1, 2004 ; Location in patent: Page column 89-90 ; US 6787541 B1

Precursor 2
CAS#:95-92-1 Diethyloxalate CAS#:147123-47-5 3-Aminothiophen...
DownStream 1
CAS#:319442-18-7 Ethyl 4-chlorot...

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

ethyl 4-oxothieno[3,2-d]pyrimidine-2-carboxylate

Ethyl 4-oxo-1,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate

Thieno[3,2-d]pyrimidine-2-carboxylic acid, 3,4-dihydro-4-oxo-, ethyl ester

Ethyl 4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Ethyl 4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: ETHYL 4-OXO-3,4-DIHYDROTHIENO[3,2-D]PYRIMIDINE-2-CARBOXYLATE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: Ethyl 4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine-2-carboxylate
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 98.0%
Delivery: Inquiry
Contact: Xiyao Wang
Email: 406104890@qq.com

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