171091-87-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 171091-87-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,0,9 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 171091-87:
(8*1)+(7*7)+(6*1)+(5*0)+(4*9)+(3*1)+(2*8)+(1*7)=125
125 % 10 = 5
So 171091-87-5 is a valid CAS Registry Number.
171091-87-5Relevant articles and documents
Pyrone derivatives as protease inhibitors and antiviral agents
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, (2008/06/13)
The present invention relates to novel tri- and tetrasubstituted pyrones and related structures which potently inhibit the HIV aspartyl protease blocking HIV infectivity. The pyrone derivatives are useful in the development of therapies for the treatment
