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1257830-54-8

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1257830-54-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1257830-54-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,7,8,3 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1257830-54:
(9*1)+(8*2)+(7*5)+(6*7)+(5*8)+(4*3)+(3*0)+(2*5)+(1*4)=168
168 % 10 = 8
So 1257830-54-8 is a valid CAS Registry Number.

1257830-54-8Downstream Products

1257830-54-8Relevant articles and documents

HETEROCYCLIC ANTIVIRAL COMPOUNDS

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Page/Page column 40-41, (2010/12/29)

Compounds having the formula I wherein wherein R1, R2, R3, R4, X1, X2, X3 and X4 and as defined herein are Hepatitis C virus NS5b polymerase inhibitors. Also disclosed are compositions and methods for treating an HCV infection and inhibiting HCV replication.

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