Butyltin trichloride

Also known as: Butyltrichlorotin, Butyltrichlorostannane, Monobutyltin trichloride, Trichlorobutyltin, n-Butyltin trichloride, n-Butyltrichlorotin, Butyl(trichloro)stannane, Stannane, butyltrichloro, Stannane, trichlorobutyl-, Trichlorobutylstannane, butylstannium trichloride, butyltrichloro-stannan, chlorid n-butylcinicity, mono-n-butyltin trichloride, monotributyltin trichloride, n-butyl-titrichloride, MBTC, EINECS 214-263-6, MFCD00000515

Butyltin trichloride (CAS 1118-46-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H9Cl3Sn and a molecular weight of 282.183 g/mol. Key properties include a melting point of -63°C, a boiling point of 226.8±9.0 °C at 760 mmHg, a density of 1.693 g/mL at 25 °C(lit.) and a flash point of 91.0±18.7 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage, H332 — Harmful if inhaled and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1118-46-3
Jingsj CID: J-5158-9
Molecular Formula: C₄H₉Cl₃Sn
Molecular Weight: 282.183 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	-63°C
Boiling Point	226.8±9.0 °C at 760 mmHg
Density	1.693 g/mL at 25 °C(lit.)
Flash Point	91.0±18.7 °C
Exact Mass	281.879181
LogP	0.50
Vapor Pressure	0.1±0.4 mmHg at 25°C
Refractive Index	n20/D 1.523(lit.)
Additional Property	SOLUBLE

GHS Safety & Compliance

Corrosion / Irritant / Environmental HazardSignal word: Danger

H314 — Causes severe skin burns and eye damage
H332 — Harmful if inhaled
H335 — May cause respiratory irritation
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 Butyltin trichloride?

The CAS number of Butyltin trichloride is 1118-46-3.

What are the molecular formula and molecular weight of Butyltin trichloride?

Butyltin trichloride has molecular formula C4H9Cl3Sn and molecular weight 282.183 g/mol.

Is Butyltin trichloride hazardous?

Butyltin trichloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H332 — Harmful if inhaled; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Butyltin trichloride?

For Butyltin trichloride, Upstream Products: 1-Chlorobutane, 2-Phenylbutyryl chloride, Tetrabutyltin; Downstream Products: Cyclohexanone, Cyclohexanol, Dimethyltin dichloride.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Butyltin trichloride (CAS 1118-46-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5158-9 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.