1620693-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1620693-41-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,0,6,9 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1620693-41:
(9*1)+(8*6)+(7*2)+(6*0)+(5*6)+(4*9)+(3*3)+(2*4)+(1*1)=155
155 % 10 = 5
So 1620693-41-5 is a valid CAS Registry Number.
1620693-41-5Relevant articles and documents
HETEROCYCLE-SUBSTITUED TETRACYCLIC COMPOUNDS AND METHODS OF USE THEREOF FOR TREATMENT OF VIRAL DISEASES
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Page/Page column 141, (2014/08/06)
The present invention relates to novel Heterocycle-Substituted Tetracyclic Compounds of Formula (I): (I) and pharmaceutically acceptable salts thereof, wherein A, A', R 2 R 3, R 4 and R are as defined herein. The present i