765234-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 765234-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,5,2,3 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 765234-53:
(8*7)+(7*6)+(6*5)+(5*2)+(4*3)+(3*4)+(2*5)+(1*3)=175
175 % 10 = 5
So 765234-53-5 is a valid CAS Registry Number.