![Molecular structure of Thieno[2,3-d]pyrimidine-4-thiol (CAS 14080-55-8)](/images/chem_structures_svg/323/14080-55-8.svg)
Thieno[2,3-d]pyrimidine-4-thiol
Also known as: Thieno[2,3-d]pyrimidine-4(3H)-thione, 3H-thieno[2,3-d]pyrimidine-4-thione, CML-005, 4-Thioxo-3,4-dihydrothieno[2,3-d]pyrimidine
Thieno[2,3-d]pyrimidine-4-thiol (CAS 14080-55-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4N2S2 and a molecular weight of 168.239 g/mol. Key properties include a boiling point of 325.6±34.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 150.7±25.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 14080-55-8
- Jingsj CID
- J-1522072-1
- Molecular Formula
- C6H4N2S2
- Molecular Weight
- 168.239 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 325.6±34.0 °C at 760 mmHg |
|---|---|
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 150.7±25.7 °C |
| Exact Mass | 167.981583 |
| PSA | 92.82000 |
| LogP | 1.42 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.841 |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. 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 Thieno[2,3-d]pyrimidine-4-thiol?
The CAS number of Thieno[2,3-d]pyrimidine-4-thiol is 14080-55-8.
What are the molecular formula and molecular weight of Thieno[2,3-d]pyrimidine-4-thiol?
Thieno[2,3-d]pyrimidine-4-thiol has molecular formula C6H4N2S2 and molecular weight 168.239 g/mol.
What are the upstream and downstream products of Thieno[2,3-d]pyrimidine-4-thiol?
For Thieno[2,3-d]pyrimidine-4-thiol, Upstream Products: 4-Chlorothieno[2,3-d]pyrimidine; Downstream Products: (thieno[2,3-d]pyrimidin-4-ylthio)acetic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Thieno[2,3-d]pyrimidine-4-thiol (CAS 14080-55-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522072-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.