1312224-71-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1312224-71-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,2,2,2 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1312224-71:
(9*1)+(8*3)+(7*1)+(6*2)+(5*2)+(4*2)+(3*4)+(2*7)+(1*1)=97
97 % 10 = 7
So 1312224-71-7 is a valid CAS Registry Number.