765307-12-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 765307-12-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,5,3,0 and 7 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 765307-12:
(8*7)+(7*6)+(6*5)+(5*3)+(4*0)+(3*7)+(2*1)+(1*2)=168
168 % 10 = 8
So 765307-12-8 is a valid CAS Registry Number.