1422012-31-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422012-31-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,0,1 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1422012-31:
(9*1)+(8*4)+(7*2)+(6*2)+(5*0)+(4*1)+(3*2)+(2*3)+(1*1)=84
84 % 10 = 4
So 1422012-31-4 is a valid CAS Registry Number.