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

Also known as: 6,7-Dihydrothieno[3,2-d]pyrimidine-2,4(1H,3H)-dione, 6,7-dihydro-1H-thieno[3,2-d]pyrimidine-2,4-dione, 6,7-dihydro-thieno[3,2-d]pyrimidin-2,4-diol, Thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione, 6,7-dihydro-, 6H,7H-thieno[3,2-d]pyrimidine-2,4-diol

6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol (CAS 913581-92-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O2S and a molecular weight of 170.189 g/mol. Key properties include a boiling point of 484.7±55.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 247.0±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
913581-92-7
Jingsj CID
J-1339153-2
Molecular Formula
C6H6N2O2S
Molecular Weight
170.189 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point484.7±55.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point247.0±31.5 °C
Exact Mass170.014999
PSA91.54000
LogP-1.87
Vapor Pressure0.0±1.3 mmHg at 25°C
Refractive Index1.766

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol?

The CAS number of 6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol is 913581-92-7.

What are the molecular formula and molecular weight of 6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol?

6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol has molecular formula C6H6N2O2S and molecular weight 170.189 g/mol.

What are the upstream and downstream products of 6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol?

For 6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol, Upstream Products: Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate, Methyl 3-oxotetrahydrothiophene-2-carboxylate; Downstream Products: 2,4-Dichloro-6,7-dihydrothieno[3,2-d]pyrimidine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "6,7-Dihydrothieno[3,2-d]pyrimidine-2,4-diol (CAS 913581-92-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1339153-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.