33953-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33953-64-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,9,5 and 3 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 33953-64:
(7*3)+(6*3)+(5*9)+(4*5)+(3*3)+(2*6)+(1*4)=129
129 % 10 = 9
So 33953-64-9 is a valid CAS Registry Number.
InChI:InChI=1/C19H21N/c1-14-18-10-5-4-7-15(18)11-12-16-8-6-9-17(19(14)16)13-20(2)3/h4-10H,1,11-13H2,2-3H3