1-(Trimethylsilyl)-1-propyne, extra pure >99% 6224-91-5

About 1-(Trimethylsilyl)-1-propyne, extra pure >99%

1-(Trimethylsilyl)-1-propyne is an organosilicon compound (Extra Pure grade) carrying the CAS registry number 6224-91-5 at a purity of above 99%. The compound has the formula C6H12Si, corresponding to a molecular weight of 112.24 g/mol. The IUPAC name is trimethyl(prop-1-ynyl)silane. Common synonyms include 1-(Trimethylsilyl)prop-1-yne and Trimethyl-1-propyn-1-ylsilane.

Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Typical applications include organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer 1-(Trimethylsilyl)-1-propyne in 1 g, 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	1-(Trimethylsilyl)-1-propyne, extra pure >99%
Catalogue No.	VQ-020201
CAS Number	6224-91-5
IUPAC name	trimethyl(prop-1-ynyl)silane
Molecular formula	C₆H₁₂Si
Molecular weight	112.24 g/mol
Exact mass	112.0708
Grade	Extra Pure
Purity / assay	>99%
InChIKey	DCGLONGLPGISNX-UHFFFAOYSA-N
SMILES	CC#C[Si](C)(C)C
PubChem CID	80363

Physical properties
Physical form	Other
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	1-(Trimethylsilyl)prop-1-yne, Trimethyl-1-propyn-1-ylsilane, 1-Methyl-2-trimethylsilylacetylene, 1-(Trimethylsilyl)propyne, trimethyl(prop-1-yn-1-yl)silane, 1-Propynyltrimethylsilane, Silane, trimethyl-1-propynyl-, 1-TMS-1-propyne, Trimethylsilylpropyne, Trimethyl-1-propynylsilane, Methyl(trimethylsilyl)ethyne

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P271, P280, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233, P403 + P235, P405

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

Frequently asked questions

What is the CAS number of 1-(Trimethylsilyl)-1-propyne, extra pure >99%?

The CAS Registry Number of 1-(Trimethylsilyl)-1-propyne, extra pure >99% is 6224-91-5. It is also known as 1-(Trimethylsilyl)prop-1-yne, Trimethyl-1-propyn-1-ylsilane, 1-Methyl-2-trimethylsilylacetylene.

What is the molecular formula and molecular weight of 1-(Trimethylsilyl)-1-propyne, extra pure >99%?

1-(Trimethylsilyl)-1-propyne, extra pure >99% has the molecular formula C6H12Si and a molecular weight of 112.24 g/mol. Its IUPAC name is trimethyl(prop-1-ynyl)silane.

Which grade and pack sizes of 1-(Trimethylsilyl)-1-propyne, extra pure >99% can I order?

We supply 1-(Trimethylsilyl)-1-propyne, extra pure >99% in Extra Pure (>99%) grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1-(Trimethylsilyl)-1-propyne, extra pure >99%?

Yes. Every lot of 1-(Trimethylsilyl)-1-propyne, extra pure >99% 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 1-(Trimethylsilyl)-1-propyne, extra pure >99% be shipped internationally?

Yes. 1-(Trimethylsilyl)-1-propyne, extra pure >99% is classified as hazardous, 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.