Dimethyltin oxide
Also known as: DIMETHYLTIN OXIDE, Dimethyloxostannane, dimethyl(oxo)tin, Oxodimethylstannane, Stannane, dimethyloxo-, NSC 105197, NSC 113249, MFCD00013838, EINECS 218-881-7
Dimethyltin oxide (CAS 2273-45-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C2H6OSn and a molecular weight of 164.76900 g/mol. Key properties include a melting point of 395 °C, a boiling point of 224-225 °C(lit.), a density of 1.260 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 2273-45-2
- Jingsj CID
- J-44135-0
- Molecular Formula
- C2H6OSn
- Molecular Weight
- 164.76900 g/mol
- Category
- Organic Compounds
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 395 °C |
|---|---|
| Boiling Point | 224-225 °C(lit.) |
| Density | 1.260 g/mL at 25 °C(lit.) |
| Flash Point | >110.0 °C |
| Exact Mass | 165.94400 |
| PSA | 17.07000 |
| LogP | 0.66800 |
| Refractive Index | n20/D 1.4870(lit.) |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H318 — Causes serious eye damage
Customs & Trade Information
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Dimethyltin oxide?
The CAS number of Dimethyltin oxide is 2273-45-2.
What are the molecular formula and molecular weight of Dimethyltin oxide?
Dimethyltin oxide has molecular formula C2H6OSn and molecular weight 164.76900 g/mol.
Is Dimethyltin oxide hazardous?
Dimethyltin oxide has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H318 — Causes serious eye damage.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dimethyltin oxide (CAS 2273-45-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44135-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.