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2-Chlor-cyclohexanon-(1)-essigsaeure-(2)-aethylester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

83719-46-4

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83719-46-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83719-46-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,1 and 9 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 83719-46:
(7*8)+(6*3)+(5*7)+(4*1)+(3*9)+(2*4)+(1*6)=154
154 % 10 = 4
So 83719-46-4 is a valid CAS Registry Number.

83719-46-4Relevant academic research and scientific papers

Tandem Cope-Claisen Rearrangement: Scope and Stereochemistry

Ziegler, Frederick E.,Piwinski, John J.

, p. 7181 - 7190 (1982)

The complete details of the seminal study on the tandem Cope-Claisen rearrangement are presented.The reaction uses an initial Cope rearrangement to trigger an irreversible Claisen rearrangement.In several cases, the Claisen step drives an unfavorable Cope

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