668271-78-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 668271-78-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,8,2,7 and 1 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 668271-78:
(8*6)+(7*6)+(6*8)+(5*2)+(4*7)+(3*1)+(2*7)+(1*8)=201
201 % 10 = 1
So 668271-78-1 is a valid CAS Registry Number.
668271-78-1Relevant articles and documents
8-[3-AMINO-PIPERIDIN-1-YL]-XANTHINES, THE PRODUCTION THEREOF AND THE USE OF THE SAME AS MEDICAMENTS
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Page/Page column 137, (2008/06/13)
The invention relates to substituted xanthines of general formula (I) wherein R1 to R3 have the designations cited in patent claims 1 to 16, and to the tautomers, stereoisomers, mixtures, prodrugs and salts thereof, which have precio