S,S-dimethyl sulfoximine
二甲基亚磺酰亚胺
Also known as: Dimethylsulfoximine, S,S-Dimethylsulfoximide, Dimethyl sulfoximide, (S-Methylsulfonimidoyl)methane, (S-Methylsulphonimidoyl)methane, imino(dimethyl)-λ6-sulfanone, iminodimethyl-λ6-sulfanone, S,S-Dimethylsulphoximine
S,S-dimethyl sulfoximine (CAS 1520-31-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C2H7NOS and a molecular weight of 93.148 g/mol. It is also known as Dimethylsulfoximine, S,S-Dimethylsulfoximide and Dimethyl sulfoximide. Key properties include a melting point of 59 °C, a boiling point of 105.4±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 17.5±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1520-31-6
- Jingsj CID
- J-1506679-4
- Molecular Formula
- C2H7NOS
- Chinese Name
- 二甲基亚磺酰亚胺
- Molecular Weight
- 93.148 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 59 °C |
|---|---|
| Boiling Point | 105.4±23.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 17.5±22.6 °C |
Frequently Asked Questions
What is the CAS number of S,S-dimethyl sulfoximine?
The CAS number of S,S-dimethyl sulfoximine is 1520-31-6.
What are the molecular formula and molecular weight of S,S-dimethyl sulfoximine?
S,S-dimethyl sulfoximine has molecular formula C2H7NOS and molecular weight 93.148 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "S,S-dimethyl sulfoximine (CAS 1520-31-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506679-4 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.