99761-11-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99761-11-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,7,6 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 99761-11:
(7*9)+(6*9)+(5*7)+(4*6)+(3*1)+(2*1)+(1*1)=182
182 % 10 = 2
So 99761-11-2 is a valid CAS Registry Number.
InChI:InChI=1/C21H25NO2/c1-3-22(4-2)16-17-15-21(24-20(17)23,18-11-7-5-8-12-18)19-13-9-6-10-14-19/h5-14,17H,3-4,15-16H2,1-2H3