1253976-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1253976-72-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,3,9,7 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1253976-72:
(9*1)+(8*2)+(7*5)+(6*3)+(5*9)+(4*7)+(3*6)+(2*7)+(1*2)=185
185 % 10 = 5
So 1253976-72-5 is a valid CAS Registry Number.