1422515-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422515-45-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,5,1 and 5 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1422515-45:
(9*1)+(8*4)+(7*2)+(6*2)+(5*5)+(4*1)+(3*5)+(2*4)+(1*5)=124
124 % 10 = 4
So 1422515-45-4 is a valid CAS Registry Number.