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108791-61-3

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108791-61-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 108791-61-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,7,9 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 108791-61:
(8*1)+(7*0)+(6*8)+(5*7)+(4*9)+(3*1)+(2*6)+(1*1)=143
143 % 10 = 3
So 108791-61-3 is a valid CAS Registry Number.

108791-61-3Relevant articles and documents

A Topliss tree analysis of the HIV-protease inhibitory activity of 6- phenyl-4-hydroxy-pyran-2-ones

Steinbaugh,Hamilton,Prasad,Para,Tummino,Ferguson,Lunney,Blankley

, p. 1099 - 1104 (2007/10/03)

In a study of 4-hydroxy-pyran-2-ones as possible inhibitors of HIV protease, a series of compounds were synthesized following the Topliss operational scheme for substitution on a phenyl group at the 6 position of the pyrone. In addition, a number of compounds with polar substituents were made.

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