56626-25-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56626-25-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,6,2 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 56626-25:
(7*5)+(6*6)+(5*6)+(4*2)+(3*6)+(2*2)+(1*5)=136
136 % 10 = 6
So 56626-25-6 is a valid CAS Registry Number.