6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol

Modify Date: 2024-01-14 19:02:11

6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol Structure
6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol structure
Common Name 6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol
CAS Number 913581-92-7 Molecular Weight 170.189
Density 1.7±0.1 g/cm3 Boiling Point 484.7±55.0 °C at 760 mmHg
Molecular Formula C6H6N2O2S Melting Point N/A
MSDS N/A Flash Point 247.0±31.5 °C

 Names

Name 6,7-dihydro-1H-thieno[3,2-d]pyrimidine-2,4-dione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 484.7±55.0 °C at 760 mmHg
Molecular Formula C6H6N2O2S
Molecular Weight 170.189
Flash Point 247.0±31.5 °C
Exact Mass 170.014999
PSA 91.54000
LogP -1.87
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.766

 Safety Information

HS Code 2934999090

 Synthetic Route

~95%

6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol Structure

6,7-Dihydrothie...

CAS#:913581-92-7

Literature: BOEHRINGER INGELHEIM INTERNATIONAL GMBH; BOEHRINGER INGELHEIM PHARMA GMBH and CO. KG Patent: WO2009/140127 A2, 2009 ; Location in patent: Page/Page column 21-22 ; WO 2009/140127 A2

~%

6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol Structure

6,7-Dihydrothie...

CAS#:913581-92-7

Literature: WO2013/26797 A1, ;

~%

6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol Structure

6,7-Dihydrothie...

CAS#:913581-92-7

Literature: WO2013/26797 A1, ;

~92%

6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol Structure

6,7-Dihydrothie...

CAS#:913581-92-7

Literature: Boehringer Ingelheim International GmbH Patent: US2007/259846 A1, 2007 ; Location in patent: Page/Page column 29-30; 31 ;

 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

6,7-dihydro-thieno[3,2-d]pyrimidin-2,4-diol
Thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione, 6,7-dihydro-
6,7-DIHYDROTHIENO[3,2-D]PYRIMIDINE-2,4-DIOL
6,7-Dihydrothieno[3,2-d]pyrimidine-2,4(1H,3H)-dione