1219796-45-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1219796-45-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,7,9 and 6 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1219796-45:
(9*1)+(8*2)+(7*1)+(6*9)+(5*7)+(4*9)+(3*6)+(2*4)+(1*5)=188
188 % 10 = 8
So 1219796-45-8 is a valid CAS Registry Number.