578765-86-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 578765-86-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,8,7,6 and 5 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 578765-86:
(8*5)+(7*7)+(6*8)+(5*7)+(4*6)+(3*5)+(2*8)+(1*6)=233
233 % 10 = 3
So 578765-86-3 is a valid CAS Registry Number.