117517-51-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117517-51-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,5,1 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 117517-51:
(8*1)+(7*1)+(6*7)+(5*5)+(4*1)+(3*7)+(2*5)+(1*1)=118
118 % 10 = 8
So 117517-51-8 is a valid CAS Registry Number.
117517-51-8Relevant articles and documents
Pyridine-2,4- and -2,5-dicarboxylic acid derivatives and medicaments based on these compounds
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, (2008/06/13)
The invention relates to pyridine-2,4- and -2,5-dicarboxylic acid derivatives of the formula I STR1 in which R1, R2 and X have the meanings given, a process for the preparation of these compounds and their use, in particular in medic