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Alfa Aesar™ 1,4-Bis(trimethylsilyl)-1,3-butadiyne, 98%

$136.36 - $136.36

Chemical Identifiers

Chemical Name or Material 1,4-Bis(trimethylsilyl)-1,3-butadiyne
CAS 4526-07-2
Molecular Formula (CH3)3Si-C≡C-C≡C-Si(CH3)3
Formula Weight 194.43
MDL Number MFCD00009839
UN Number UN1325
Beilstein 1758268
Synonym BTMSBD
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL0924606

  SDS
alfa aesar™
L0924606
5g Each for $136.36

AAL0924603

  SDS
alfa aesar™
L0924603
1g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Formula Weight 194.43
Health Hazard 1 Danger
DOT Information Transport Hazard Class: 4.1; Packing Group: II; Proper Shipping Name: FLAMMABLE SOLIDS, ORGANIC, N.O.S.
Molecular Formula (CH3)3Si-C≡C-C≡C-Si(CH3)3
Melting Point 110° to 113°C
MDL Number MFCD00009839
UN Number UN1325
CAS 4526-07-2
Chemical Name or Material 1,4-Bis(trimethylsilyl)-1,3-butadiyne
Quantity 5g
Assay 98%
Beilstein 1758268
Health Hazard 2 GHS H Statement
H228
Flammable solid.
Health Hazard 3 GHS P Statement
P210-P280-P240-P241-P370+P378a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Wear protective gloves/protective clothing/eye protection/face protection.
Ground/bond container and receiving equipment.
Use explosion-proof electrical/ventilating/lighting/ equipment.
In case of fire: Use for extinction: CO2, powder or water spray.
Synonym BTMSBD

Applications
1,4-Bis(trimethylsilyl)-1,3-butadiyne is used in Negishi protocol for the synthesis of glycosylated oligo(ethynylene)s. It is also used as pharmaceutical intermediates.

Solubility
Insoluble in water.

Notes
Store at 4°C. Incompatible materials are Strong oxidizing agents. Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

Safety and Handling

Danger

GHS P Statement
P210-P280-P240-P241-P370+P378a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Wear protective gloves/protective clothing/eye protection/face protection.
Ground/bond container and receiving equipment.
Use explosion-proof electrical/ventilating/lighting/ equipment.
In case of fire: Use for extinction: CO2, powder or water spray.

GHS H Statement
H228
Flammable solid.