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4526-07-2 - 1,4-Bis(trimethylsilyl)-1,3-butadiyne, 98% - BTMSBD - L09246 - Alfa Aesar

L09246 1,4-Bis(trimethylsilyl)-1,3-butadiyne, 98%

CAS Number
4526-07-2
Synonyms
BTMSBD

Size Price ($) Quantity Availability
1g 31.60
5g 90.50
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1,4-Bis(trimethylsilyl)-1,3-butadiyne, 98%

MDL
MFCD00009839

Chemical Properties

Formula
C10H18Si2
Formula Weight
194.43
Melting point
110-113°
Density
0.752
Solubility
Insoluble in water.

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.

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.

Literature References

Tobias N Hoheisel; Holger Frauenrath. A convenient Negishi protocol for the synthesis of glycosylated oligo(ethynylene)s.Organic Letters.2008, 10 (20), 4525-4528.

Tetsuo Kusumoto; Tamejiro Hiyama. Hydrosilylation of 1,4-Bis(Trimethylsilyl)-1,3-Butadiyne. Chemistry Letters.1985, 14 (9), 1405-1408.

GHS Hazard and Precautionary Statements

Hazard Statements: H228

Flammable solid.

Precautionary Statements: P210-P280a-P240-P241-P370+P378a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves and eye/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.

Other References

Beilstein
1758268
Hazard Class
4.1
Packing Group
II
Harmonized Tariff Code
2931.90
TSCA
No

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