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871025-12-6

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871025-12-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 871025-12-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,1,0,2 and 5 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 871025-12:
(8*8)+(7*7)+(6*1)+(5*0)+(4*2)+(3*5)+(2*1)+(1*2)=146
146 % 10 = 6
So 871025-12-6 is a valid CAS Registry Number.

871025-12-6Relevant articles and documents

FUSED HETEROCYCLIC COMPOUND

-

Page/Page column 144, (2008/06/13)

The present invention relates to a compound represented by the formula: wherein W is C(R 1 ) or N, each A is an optionally substituted aryl group or a heteroaryl group, X 1 is -NR 3 -Y 1 -, -O-, -S-, -SO-, -SO 2 or -CHR 3 - wherein R 3 is a hydrogen atom or an optionally substituted aliphatic hydrocarbon group, or R 3 is optionally bonded to A to form an optionally substituted ring structure, R 1 is a hydrogen atom or an optionally substituted group bonded via a carbon atom, a nitrogen atom or an oxygen atom, R 2 is a hydrogen atom or optionally substituted group bonded via a carbon atom or a sulfur atom, or R 1 and R 2 , or R 2 and R 3 are optionally bonded to form an optionally substituted ring structure, or a salt thereof, and a tyrosine kinase inhibitor or an agent for the prophylaxis or treatment of cancer, which contains this compound or a prodrug thereof.

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