640280-21-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 640280-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,0,2,8 and 0 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 640280-21:
(8*6)+(7*4)+(6*0)+(5*2)+(4*8)+(3*0)+(2*2)+(1*1)=123
123 % 10 = 3
So 640280-21-3 is a valid CAS Registry Number.
640280-21-3Relevant academic research and scientific papers
INHIBITORS OF HCV UPJOHN COMPANY
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Page 39, (2010/11/30)
The present invention provides compounds of Formula I, compositions and methods that are useful for treating viral infections and associated diseases, particularly HCV infections and associated diseases.
