769916-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 769916-87-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,9,9,1 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 769916-87:
(8*7)+(7*6)+(6*9)+(5*9)+(4*1)+(3*6)+(2*8)+(1*7)=242
242 % 10 = 2
So 769916-87-2 is a valid CAS Registry Number.