![Molecular structure of 1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione (CAS 81864-47-3)](/images/chem_structures_svg/041/81864-47-3.svg)
1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione
Also known as: 6,7-dihydro-1H-[1,4]dioxino[2',3':4,5]benzo[d]imidazole-2-thiol, 6,7-dihydro-1H-[1,4]dioxino[2,3-f]benzimidazole-2-thiol, 2-mercapto-5,6-ethylenedioxybenzimidazole, 5,6-ethylenedioxy-2-mercaptobenzimidazole, 1,3,6,7-tetrahydro-2H-[1,4]dioxino[2,3-f]benzimidazole-2-thione, HMS547L07, BB_SC-4870, MLS000851100, Oprea1_185537, Maybridge1_002185
1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione (CAS 81864-47-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H8N2O2S and a molecular weight of 208.23700 g/mol. Key properties include a melting point of 300ºC, a boiling point of 352.3ºC at 760 mmHg, a density of 1.55g/cm3 and a flash point of 166.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 81864-47-3
- Jingsj CID
- J-1136733-2
- Molecular Formula
- C9H8N2O2S
- Molecular Weight
- 208.23700 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 300ºC |
|---|---|
| Boiling Point | 352.3ºC at 760 mmHg |
| Density | 1.55g/cm3 |
| Flash Point | 166.9ºC |
| Exact Mass | 208.03100 |
| PSA | 85.94000 |
| LogP | 1.62280 |
| Refractive Index | 1.748 |
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 1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione?
The CAS number of 1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione is 81864-47-3.
What are the molecular formula and molecular weight of 1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione?
1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione has molecular formula C9H8N2O2S and molecular weight 208.23700 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,3,6,7-tetrahydro-[1,4]dioxino[2,3-f]benzimidazole-2-thione (CAS 81864-47-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1136733-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.