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220440-61-9

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220440-61-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 220440-61-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,4,4 and 0 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 220440-61:
(8*2)+(7*2)+(6*0)+(5*4)+(4*4)+(3*0)+(2*6)+(1*1)=79
79 % 10 = 9
So 220440-61-9 is a valid CAS Registry Number.

220440-61-9Upstream product

220440-61-9Downstream Products

220440-61-9Relevant articles and documents

Novel azapeptide inhibitors of hepatitis C virus serine protease

Bailey, Murray D.,Halmos, Ted,Goudreau, Nathalie,Lescop, Ewen,Llinàs-Brunet, Montse

, p. 3788 - 3799 (2007/10/03)

Azapeptides are known inhibitors of several serine and cysteine proteases. In seeking different classes of inhibitors for the HCV serine protease, a series of novel azapeptide-based inhibitors were investigated which incorporated noncleavable P1/P1′ aza-a

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