78868-56-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78868-56-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,6 and 8 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 78868-56:
(7*7)+(6*8)+(5*8)+(4*6)+(3*8)+(2*5)+(1*6)=201
201 % 10 = 1
So 78868-56-1 is a valid CAS Registry Number.