56630-39-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56630-39-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,6,3 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 56630-39:
(7*5)+(6*6)+(5*6)+(4*3)+(3*0)+(2*3)+(1*9)=128
128 % 10 = 8
So 56630-39-8 is a valid CAS Registry Number.