172255-95-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 172255-95-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,2,5 and 5 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 172255-95:
(8*1)+(7*7)+(6*2)+(5*2)+(4*5)+(3*5)+(2*9)+(1*5)=137
137 % 10 = 7
So 172255-95-7 is a valid CAS Registry Number.
172255-95-7Relevant articles and documents
Pyrimidine acyclonucleoside derivatives
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, (2008/06/13)
The present invention relates to novel pyrimidine acyclonucleoside derivatives represented by the following general formula (I), antiviral agents containing the derivatives as the active ingredients and processes of preparation thereof. STR1 wherein Rsup