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78823-17-3

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78823-17-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78823-17-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,2 and 3 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 78823-17:
(7*7)+(6*8)+(5*8)+(4*2)+(3*3)+(2*1)+(1*7)=163
163 % 10 = 3
So 78823-17-3 is a valid CAS Registry Number.

78823-17-3Relevant articles and documents

Regio- and Stereoselectivity of the Reaction between Cyanocuprates and Cyclopentene Epoxides. Application to the Total Synthesis of Prostaglandins

Marino, Joseph P.,Pradilla, Roberto F. de la,Laborde, Edgardo

, p. 4898 - 4913 (2007/10/02)

A systematic study of the reaction between cyclopentene epoxides and alkyl-, alkenyl-, and arylcyanocuprates is described.Alkylcyanocuprates react with complete regio- and stereoselectivity to provide trans-4-alkylcyclopent-2-enols in excellent yields.Vin

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