1253415-55-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1253415-55-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,3,4,1 and 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1253415-55:
(9*1)+(8*2)+(7*5)+(6*3)+(5*4)+(4*1)+(3*5)+(2*5)+(1*5)=132
132 % 10 = 2
So 1253415-55-2 is a valid CAS Registry Number.