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tert-butyl-(2,2-dimethoxypropoxy)diphenylsilane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

257627-67-1

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257627-67-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 257627-67-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,7,6,2 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 257627-67:
(8*2)+(7*5)+(6*7)+(5*6)+(4*2)+(3*7)+(2*6)+(1*7)=171
171 % 10 = 1
So 257627-67-1 is a valid CAS Registry Number.

257627-67-1Relevant articles and documents

Stereoselection in the prins-pinacol synthesis of 2,2-disubstituted 4-acyltetrahydrofurans. Enantioselective synthesis of (-)-citreoviral.

Hanaki,Link,MacMillan,Overman,Trankle,Wurster

, p. 223 - 226 (2000)

[reaction: see text] The condensation of allylic diols with unsymmetrical ketones proceeds with high stereoselection to form 2,2-disubstituted 4-acyltetrahydrofurans when the alpha-substituents of the ketone differ substantially in size. A Prins-pinacol c

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