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773137-21-6

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773137-21-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 773137-21-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,3,1,3 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 773137-21:
(8*7)+(7*7)+(6*3)+(5*1)+(4*3)+(3*7)+(2*2)+(1*1)=166
166 % 10 = 6
So 773137-21-6 is a valid CAS Registry Number.

773137-21-6Downstream Products

773137-21-6Relevant articles and documents

CONDENSED PYRIMIDINE DERIVATIVE AND XANTHINE OXIDASE INHIBITOR

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Page/Page column 17, (2008/06/13)

The invention relates to compounds of the following formula (I) or their salts: in which R 1 is a group of phenyl, naphthyl, pyridyl or the like which may have a substituent such as an alkyl group having 1-8 carbon atoms, an alkoxy group having 1-8 carbon atoms, an alkoxycarbonyl group having 2-8 carbon atoms, carboxyl, halogen, hydroxyl, nitro, or cyano; R 2 is cyano, nitro, or the like; R 3 is hydroxyl or the like; X is oxygen, sulfur, or the like; and Y is oxygen or sulfur, and a xanthine oxidase inhibitor containing the compound.

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