56911-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56911-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,9,1 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 56911-25:
(7*5)+(6*6)+(5*9)+(4*1)+(3*1)+(2*2)+(1*5)=132
132 % 10 = 2
So 56911-25-2 is a valid CAS Registry Number.