CAS 4526-07-2|1,4-BIS(TRIMETHYLSILYL)-1,3-BUTADIYNE

Introduction：Basic information about CAS 4526-07-2|1,4-BIS(TRIMETHYLSILYL)-1,3-BUTADIYNE, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	1,4-BIS(TRIMETHYLSILYL)-1,3-BUTADIYNE
CAS Number	4526-07-2	Molecular Weight	194.421
Density	0.8±0.1 g/cm3	Boiling Point	197.7±23.0 °C at 760 mmHg
Molecular Formula	C₁₀H₁₈Si₂	Melting Point	111-113 °C(lit.)
MSDS	/	Flash Point	57.3±15.6 °C

Names

Name	1,4-Bis(Trimethylsilyl)-1,3-Butadiyne
Synonym	More Synonyms

Chemical & Physical Properties

Density	0.8±0.1 g/cm3
Boiling Point	197.7±23.0 °C at 760 mmHg
Melting Point	111-113 °C(lit.)
Molecular Formula	C₁₀H₁₈Si₂
Molecular Weight	194.421
Flash Point	57.3±15.6 °C
Exact Mass	194.094696
LogP	5.57
Vapour Pressure	0.5±0.4 mmHg at 25°C
Index of Refraction	1.446
InChIKey	LBNVCJHJRYJVPK-UHFFFAOYSA-N
SMILES	C[Si](C)(C)C#CC#C[Si](C)(C)C
Storage condition	0-6°C

Safety Information

Hazard Codes	F: Flammable;
Risk Phrases	R11
Safety Phrases	S16-S22-S24/25
RIDADR	UN 1325 4.1/PG 2
WGK Germany	3
Packaging Group	II
Hazard Class	4.1
HS Code	2931900090

Customs

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%

Synonyms

1,3-Butadiyne-1,4-diylbis(trimethylsilane)

1,4-Bis(trimethylsilyl)butadiyne

1,4-Bis(trimethylsilyl)-1,3-butadiyne,BTMSBD

1,4-BIS(TRIMETHYLSILYL)-1,3-BUTADIYNE

Buta-1,3-diyne-1,4-diylbis(trimethylsilane)

MFCD00009839

Silane, 1,1'-(1,3-butadiyne-1,4-diyl)bis[1,1,1-trimethyl-

1,4-Bis(trimethylsilyl)buta-1,3-diyne

trimethyl(4-trimethylsilylbuta-1,3-diynyl)silane

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