![Molecular structure of 2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 59898-64-5)](/images/chem_structures_svg/088/59898-64-5.svg)
2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one
Also known as: 5,6-Dimethyl-3-phenyl-2-thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one, 5,6-Dimethyl-3-phenyl-2-thioxo-1H-thieno[3,2-e]pyrimidin-4-one, 2-Mercapto-5,6-dimethyl-3-phenyl-3H-thieno[2,3-d]pyrimidin-4-one, 5,6-Dimethyl-3-phenyl-2-sulfanylidene-1H-thieno[2,3-d]pyrimidin-4-one, 5,6-Dimethyl-3-phenyl-2-sulfanylidene-1H-thieno[3,2-e]pyrimidin-4-one, A1871/0078719, AKOS BBS-00007117, SBB010028, ZINC00070374
2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 59898-64-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H12N2OS2 and a molecular weight of 288.38800 g/mol. Key properties include a boiling point of 471.5ºC at 760 mmHg, a density of 1.42g/cm3 and a flash point of 238.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 59898-64-5
- Jingsj CID
- J-880092-8
- Molecular Formula
- C14H12N2OS2
- Molecular Weight
- 288.38800 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 471.5ºC at 760 mmHg |
|---|---|
| Density | 1.42g/cm3 |
| Flash Point | 238.9ºC |
| Exact Mass | 288.03900 |
| PSA | 98.12000 |
| LogP | 3.72660 |
| Refractive Index | 1.73 |
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 2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one?
The CAS number of 2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one is 59898-64-5.
What are the molecular formula and molecular weight of 2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one?
2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one has molecular formula C14H12N2OS2 and molecular weight 288.38800 g/mol.
What are the upstream and downstream products of 2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one?
For 2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one, Upstream Products: Phenyl isothiocyanate, 2-Amino-4,5-dimethylthiophene-3-carbonitrile, Ethyl 2-amino-4,5-dimethylthiophene-3-carboxylate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 59898-64-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-880092-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.