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4-[(Trimethylsilyl)ethynyl]benzaldehyde

ALDRICH/523380 - 97%

Synonym: 4-(Trimethylsilylethynyl)benzaldehyde; 4-[2-(Trimethylsilyl)ethynyl]benzaldehyde; p-[(Trimethylsilyl)ethynyl]benzaldehyde

CAS Number: 77123-57-0
Empirical Formula (Hill Notation): C12H14OSi
Molecular Weight: 202.32
MDL Number: MFCD02093765
Linear Formula: (CH3)3SiC≡CC6H4CHO
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-523380-5G 5 g
 $272.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 523380-5G

 

assay 97%
functional group aldehyde
InChI 1S/C12H14OSi/c1-14(2,3)9-8-11-4-6-12(10-13)7-5-11/h4-7,10H,1-3H3
InChI key UZQDUXAJFTWMDT-UHFFFAOYSA-N
mp 66-70 °C (lit.)
Quality Level 200 
SMILES string C[Si](C)(C)C#Cc1ccc(C=O)cc1
Application: 4-[(Trimethylsilyl)ethynyl]benzaldehyde may be used in the preparation of the following:
• 4,4,5,5-tetramethyl-2-{4-[(trimethylsilyl)ethynyl]phenyl}imidazolidine-1,3-diol
• 5,10,15-triphenyl-20-{4-[2-(trimethylsilyl)ethynyl]phenyl}porphyrin
General description: 4-[(Trimethylsilyl)ethynyl]benzaldehyde can be synthesized by reacting 4-bromobenzaldehyde and triphenylphosphine in anhydrous triethylamine with ethynyltrimethylsilane and then with palladium(II) acetate under argon. It can also be prepared by Sonogashira coupling reaction between 4-bromobenzaldehyde and (trimethylsilyl) ethynyl.
Packaging: 5 g in glass bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity 97%
mp 66-70 °C (lit.)
UNSPSC 12352100

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