769928-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 769928-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,9,9,2 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 769928-53:
(8*7)+(7*6)+(6*9)+(5*9)+(4*2)+(3*8)+(2*5)+(1*3)=242
242 % 10 = 2
So 769928-53-2 is a valid CAS Registry Number.