Trimethyl(phenyl)tin

Also known as: Phenyltrimethylstannane, Trimethylphenylstannane, Phenyltrimethyltin, Trimethylphenyltin, Phenyltrimethyltin(IV), Trimethylphenyltin(IV), Trimethylmonophenyltin, Stannane, trimethylphenyl-, Tin, trimethylphenyl-, trimethyl(phenyl)stannane

Trimethyl(phenyl)tin (CAS 934-56-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H14Sn and a molecular weight of 240.90800 g/mol. Key properties include a melting point of -51ºC(lit.), a boiling point of 88ºC16 mm Hg(lit.), a density of 1.327g/mLat 25°C(lit.) and a flash point of 76.1ºC. 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.: 934-56-5
Jingsj CID: J-49557-8
Molecular Formula: C₉H₁₄Sn
Molecular Weight: 240.90800 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	-51ºC(lit.)
Boiling Point	88ºC16 mm Hg(lit.)
Density	1.327g/mLat 25°C(lit.)
Flash Point	76.1ºC
Exact Mass	242.01200
LogP	2.23180
Refractive Index	n20/D 1.5357(lit.)

GHS Safety & Compliance

Acute Toxicity / Environmental HazardSignal word: Danger

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 Trimethyl(phenyl)tin?

The CAS number of Trimethyl(phenyl)tin is 934-56-5.

What are the molecular formula and molecular weight of Trimethyl(phenyl)tin?

Trimethyl(phenyl)tin has molecular formula C9H14Sn and molecular weight 240.90800 g/mol.

Is Trimethyl(phenyl)tin hazardous?

Trimethyl(phenyl)tin has GHS signal word Danger and hazard statements H300; H310; H330 — Fatal if inhaled.

What are the upstream and downstream products of Trimethyl(phenyl)tin?

For Trimethyl(phenyl)tin, Upstream Products: Trimethyltin bromide, Phenyltin trichloride, Trimethyltin chloride; Downstream Products: 4-chloro-2-phenylquinoline, 2-Fluorobenzophenone, 4-Biphenylmethanol.

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. "Trimethyl(phenyl)tin (CAS 934-56-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49557-8 (accessed 2026-11-09).

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