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102393-49-7

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102393-49-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102393-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,3,9 and 3 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 102393-49:
(8*1)+(7*0)+(6*2)+(5*3)+(4*9)+(3*3)+(2*4)+(1*9)=97
97 % 10 = 7
So 102393-49-7 is a valid CAS Registry Number.

102393-49-7Relevant articles and documents

THERMAL REARRANGEMENT OF FUNCTIONALIZED 1,2-DIVINYLCYCLOPROPANE SYSTEMS. A CONVENIENT SYNTHESIS OF SUBSTITUTED 4-CYCLOHEPTEN-1-ONES

Piers, Edward,Burmeister, Max S.,Reissig, Hans-Ulrich

, p. 180 - 187 (2007/10/02)

Reaction of the acyl chlorides 14-21 with lithium (phenylthio)(cis-2-vinylcyclopropyl)cuprate (2) provided the ketones 22-29.Compounds 22-25, upon treatment with i-Pr2NLi-Me3SiCl, were converted cleanly into the enol silyl ethers 30-33, which gave the 1,4

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