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1257832-74-8

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1257832-74-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1257832-74-8 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 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1257832-74:
(9*1)+(8*2)+(7*5)+(6*7)+(5*8)+(4*3)+(3*2)+(2*7)+(1*4)=178
178 % 10 = 8
So 1257832-74-8 is a valid CAS Registry Number.

1257832-74-8Downstream Products

1257832-74-8Relevant articles and documents

DEUTERATED CFTR POTENTIATORS

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Paragraph 128, (2017/04/11)

This invention relates to compounds of Formula (I):and pharmaceutically acceptable salts thereof, wherein each X and each R is defined within. This invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a CFTR potentiator.

HETEROCYCLIC ANTIVIRAL COMPOUNDS

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Page/Page column 45, (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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