788772-56-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 788772-56-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,8,7,7 and 2 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 788772-56:
(8*7)+(7*8)+(6*8)+(5*7)+(4*7)+(3*2)+(2*5)+(1*6)=245
245 % 10 = 5
So 788772-56-5 is a valid CAS Registry Number.