Trimethyltin chloride
Also known as: Trimethylchlorotin, Chlorotrimethylstannane, Chlorotrimethyltin, (CH3)3SnCl, Me3SnCl, Trimethylstannyl chloride, Trimethyltin monochloride
Trimethyltin chloride (CAS 1066-45-1) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H9ClSn and a molecular weight of 199.267 g/mol. Key properties include a melting point of 37-39 °C(lit.), a boiling point of 95.8±23.0 °C at 760 mmHg, a density of 0.988 g/mL at 25 °C and a flash point of 11.8±22.6 °C. It is classified under GHS with signal word Danger and hazard statements H300, H310 and H330 — Fatal if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1066-45-1
- Jingsj CID
- J-48661-5
- Molecular Formula
- C3H9ClSn
- Molecular Weight
- 199.267 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 37-39 °C(lit.) |
|---|---|
| Boiling Point | 95.8±23.0 °C at 760 mmHg |
| Density | 0.988 g/mL at 25 °C |
| Flash Point | 11.8±22.6 °C |
| Exact Mass | 199.941483 |
| LogP | -0.93 |
| Vapor Pressure | 51.1±0.2 mmHg at 25°C |
GHS Safety & Compliance
- H300
- H310
- H330 — Fatal if inhaled
- H410 — Very toxic to aquatic life with long lasting effects
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 Trimethyltin chloride?
The CAS number of Trimethyltin chloride is 1066-45-1.
What are the molecular formula and molecular weight of Trimethyltin chloride?
Trimethyltin chloride has molecular formula C3H9ClSn and molecular weight 199.267 g/mol.
Is Trimethyltin chloride hazardous?
Trimethyltin chloride has GHS signal word Danger and hazard statements H300; H310; H330 — Fatal if inhaled.
What are the upstream and downstream products of Trimethyltin chloride?
For Trimethyltin chloride, Upstream Products: Chloromethane, Tetramethyltin, Tin(IV) chloride; Downstream Products: Hexamethyldistannane, (Dimethylamino)trimethyltin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Trimethyltin chloride (CAS 1066-45-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48661-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.