449806-98-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 449806-98-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,9,8,0 and 6 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 449806-98:
(8*4)+(7*4)+(6*9)+(5*8)+(4*0)+(3*6)+(2*9)+(1*8)=198
198 % 10 = 8
So 449806-98-8 is a valid CAS Registry Number.
449806-98-8Relevant academic research and scientific papers
Urea derivatives as HIV aspartyl protease inhibitors
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, (2008/06/13)
The present invention provides HIV aspartyl protease inhibitors of the formula: and when the compound of formula I comprises an amino group, pharmaceutically acceptable ammonium salts thereof, wherein n is 3 or 4, Y is O, S, NH or N—CN, wherein Cx may be,
