t-Butyl (Methyldiphenylsilyl)acetate
- CAS No.
- 77772-21-5
- Chemical Name:
- t-Butyl (Methyldiphenylsilyl)acetate
- Synonyms
- t-Butyl (Methyldiphenylsilyl)acetate;Acetic acid, 2-(methyldiphenylsilyl)-, 1,1-dimethylethyl ester
- CBNumber:
- CB33072692
- Molecular Formula:
- C19H24O2Si
- Molecular Weight:
- 312.48
- MDL Number:
- MOL File:
- 77772-21-5.mol
- MSDS File:
- SDS
t-Butyl (Methyldiphenylsilyl)acetate Chemical Properties,Uses,Production
Physical properties
clear to light yellow liquids.
Uses
vinyl 1,1-dication synthetic equivalent in reactions with Grignard reagents; reagent for Peterson synthesis of α,β-un saturated esters.
Preparation
whereas the direct silylation of the lithium enolate of an ester normally results in the formation of a mixture of the α-silyl ester and the corresponding silyl ketene acetal, the same reaction with methyldiphenylchlorosilane gives exclusively the α-methyldiphenylsilyl ester. This direct C-silylation is the best general route to α-silyl esters.
t-Butyl (Methyldiphenylsilyl)acetate Preparation Products And Raw materials
t-Butyl (Methyldiphenylsilyl)acetate Suppliers
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t-Butyl (Methyldiphenylsilyl)acetate
Acetic acid, 2-(methyldiphenylsilyl)-, 1,1-dimethylethyl ester
77772-21-5