121633-41-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121633-41-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,6,3 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 121633-41:
(8*1)+(7*2)+(6*1)+(5*6)+(4*3)+(3*3)+(2*4)+(1*1)=88
88 % 10 = 8
So 121633-41-8 is a valid CAS Registry Number.