Trimethylchloro silane, 98%

Name: Trimethylchloro silane, 98%
Brand: Vaqora Chemicals
SKU: VQ-001025

About Trimethylchloro silane, 98%

Trimethylchloro silane is a synthetic reagent (Synthesis grade) carrying the CAS registry number 75-77-4 with a typical assay of 98%. Formula C3H9ClSi, molecular weight 108.64 g/mol. The IUPAC name is chloro(trimethyl)silane. Alternative names: TMCS and Trimethylchlorosilane.

The product is provided as a liquid. Key physical data: a boiling point of 57 °C and a density of 0.856 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis, reaction development and medicinal chemistry. It is used across academic and industrial research.

We offer Trimethylchloro silane in 250 mL, 1 L and 170 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
Reaction development
Medicinal chemistry

Industries

Specifications & identifiers

Chemical identifiers
Product name	Trimethylchloro silane, 98%
Catalogue No.	VQ-001025
CAS Number	75-77-4
IUPAC name	chloro(trimethyl)silane
Molecular formula	C₃H₉ClSi
Molecular weight	108.64 g/mol
Exact mass	108.0162
Grade	Synthesis
Purity / assay	98%
HSN code	29319090
InChIKey	IJOOHPMOJXWVHK-UHFFFAOYSA-N
SMILES	C[Si](C)(C)Cl
PubChem CID	6397

Physical properties
Physical form	Liquid
Appearance	Liquid
Boiling point	57 °C
Density	0.856 g/mL at 25 °C
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
UN number	UN 1298
Synonyms	TMCS, Trimethylchlorosilane, Trimethylsilyl chloride, Chlorotrimethylsilane, Silane, chlorotrimethyl-, Trimethyl chlorosilane, Silane, trimethylchloro-, Silicane, chlorotrimethyl-, Silylium, trimethyl-, chloride, trimethylsilane chloride, monochlorotrimethylsilane, trimethyl silyl chloride

Safety & hazard information (GHS)

Flammable

Corrosive

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H301Toxic if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H331Toxic if inhaled
H351Suspected of causing cancer

Precautionary statements: P203, P210, P233, P240, P241, P242, P243, P260, P261, P264, P270, P271, P280, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P303 + P361 + P353, P304 + P340, P305 + P354 + P338, P316, P317, P318, P321

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 75-77-4

Synthesis

Trimethylchloro silane,1.0 M in THF

CAS: 75-77-4
Formula: C₃H₉ClSi
MW: 108.64 g/mol

VQ-001311

GC

Trimethylchloro silane,1.0 M in THF, for GC >98%

CAS: 75-77-4
Formula: C₃H₉ClSi
MW: 108.64 g/mol

VQ-045953

Frequently asked questions

What is the CAS number of Trimethylchloro silane, 98%?

The CAS Registry Number of Trimethylchloro silane, 98% is 75-77-4. It is also known as TMCS, Trimethylchlorosilane, Trimethylsilyl chloride.

What is the molecular formula and molecular weight of Trimethylchloro silane, 98%?

Trimethylchloro silane, 98% has the molecular formula C3H9ClSi and a molecular weight of 108.64 g/mol. Its IUPAC name is chloro(trimethyl)silane.

Which grade and pack sizes of Trimethylchloro silane, 98% can I order?

We supply Trimethylchloro silane, 98% in Synthesis (98%) grade, in 250 mL, 1 L, 170 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Trimethylchloro silane, 98%?

Yes. Every lot of Trimethylchloro silane, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Trimethylchloro silane, 98% be shipped internationally?

Yes. Trimethylchloro silane, 98% is classified as hazardous (UN 1298), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.