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1,1'-(1,2-Ethynediyl)bis[1,1,1-trimethyl-silane

BGC Id:	605637799054
CAS No:	14630-40-1
Synonyms:	bstma ; ethynylbistrimethylsilanel ; timtec-bb sbb008997 ; bis(trimethylsilyl)ethyne ; 1,2-bis-trimethylsilanyl-ethyne ; 1,2-bis(trimethylsilyl)ethyne ; btmsa ; bis(trimethylsilyl)acetylene ; 5-fluoro-2-methoxy-phenylamine ; acetylene, bis(trimethylsilyl)-
Molecular Formula:	C8H18Si2
Molecular Weight:	170.4
EINECS:	238-671-9

Verified providers in 2026

The following notable provider has been checked and can be recommended.

Hangzhou Zhongqi Chem Co., Ltd

Company type: Leading producer

Phone: +86-571-86976032
Telefax: +86-571-86972162
Country: P.R.China

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. We supply our chemical product Gentamycin sulfate. Our advantage : 1.We do not simply provide chemicals , we provide chemical solutions and expertise; 2.We have trained, highly effective team to solve the ...

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What other providers are available for CAS 14630-40-1?

The last intensive check and update was carried out on 2026/01/03.

Identify

Synonyms:

bstma ; ethynylbistrimethylsilanel ; timtec-bb sbb008997 ; bis(trimethylsilyl)ethyne ; 1,2-bis-trimethylsilanyl-ethyne ; 1,2-bis(trimethylsilyl)ethyne ; btmsa ; bis(trimethylsilyl)acetylene ; 5-fluoro-2-methoxy-phenylamine ; acetylene, bis(trimethylsilyl)-

CAS:

14630-40-1

EINECS:

238-671-9

Molecular Formula:

C8H18Si2

MDL:

MFCD00008276

Properties

Molecular Weight:

170.4 g·mol−1

Density:

0.752 g/mL at 25 °C(lit.)

Melting point:

21-24 °C(lit.)

Boiling point:

136-137 °C(lit.)

Flash point:

29 °C

Safety Information

Hazard Symbols: F, Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

11-36/37/38 (R)

Safety Codes:

16-26-36 (S)

WGK Germany:

RID / ADR:

UN 1993 3 / PG 2

Storage temperature:

0-6°C

What other providers are available for CAS 14630-40-1?

In addition to the providers presented here for 1,1'-(1,2-Ethynediyl)bis[1,1,1-trimethyl-silane with the CAS number 14630-40-1, there are other 67 providers with slightly different product names available for this CAS number.

bis-(Trimethylsilyl)acetylene

1,2-bis-Trimethylsilanyl-ethyne

Simagchem Corporation | Xiamen Equation Chemical Co.,Ltd | Skyrun Industrial Co., Ltd. +3 additional providers that we know from the past

2-[[2-(1,3-Dioxo-2-isoindolyl)-1-oxoethyl]amino]-3-hydroxypropanoic acid

+1 additional providers that we know from the past