1,1-Dioxo-tetrahydro-thiopyran-4-one
Also known as: Tetrahydrothiopyran-4-one 1,1-dioxide, Tetrahydrothiopyran-4-one S,S-dioxide, Tetrahydro-4H-thiopyran-4-one 1,1-dioxide, 1,1-Dioxo-tetrahydro-2H-thiopyran-4-one, 4-Oxotetrahydro-2H-thiopyran 1,1-dioxide, 4-Tetrahydrothiopyranone 1,1-dioxide, 1,1-Dioxo-4-thianone, Tetrahydro-4-oxo-4H-thiopyran 1,1-dioxide, tetrahydro-1λ6-thiopyran-1,1,4-trione
1,1-Dioxo-tetrahydro-thiopyran-4-one (CAS 17396-35-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H8O3S and a molecular weight of 148.180 g/mol. Key properties include a melting point of 170.0 to 174.0 °C, a boiling point of 385.2±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 265.7±18.6 °C. It is listed by 1 supplier, from 20.00 to 60.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 17396-35-9
- Jingsj CID
- J-1515969-6
- Molecular Formula
- C5H8O3S
- Molecular Weight
- 148.180 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to OrderPlatform-operated | 99% 100g | ¥2,000.00 | $2.99 /gBest ¥20.00/g CNY | CN China MOQ 100g | |
Made to OrderPlatform-operated | 99% 25g | ¥800.00 | $4.79 /g ¥32.00/g CNY | CN China MOQ 25g | |
Made to OrderPlatform-operated | 99% 5g | ¥300.00 | $8.98 /g ¥60.00/g CNY | CN China MOQ 5g |
Physicochemical Properties
| Melting Point | 170.0 to 174.0 °C |
|---|---|
| Boiling Point | 385.2±35.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 265.7±18.6 °C |
| Exact Mass | 148.019409 |
| PSA | 59.59000 |
| LogP | -1.62 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.498 |
| Storage Conditions | 2-8°C |
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 1,1-Dioxo-tetrahydro-thiopyran-4-one?
The CAS number of 1,1-Dioxo-tetrahydro-thiopyran-4-one is 17396-35-9.
What are the molecular formula and molecular weight of 1,1-Dioxo-tetrahydro-thiopyran-4-one?
1,1-Dioxo-tetrahydro-thiopyran-4-one has molecular formula C5H8O3S and molecular weight 148.180 g/mol.
Which suppliers offer 1,1-Dioxo-tetrahydro-thiopyran-4-one?
1 supplier(s) listed; reference unit price ¥20.00–60.00 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,1-Dioxo-tetrahydro-thiopyran-4-one (CAS 17396-35-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515969-6 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.