1213049-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1213049-17-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,3,0,4 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1213049-17:
(9*1)+(8*2)+(7*1)+(6*3)+(5*0)+(4*4)+(3*9)+(2*1)+(1*7)=102
102 % 10 = 2
So 1213049-17-2 is a valid CAS Registry Number.