767258-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 767258-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,7,2,5 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 767258-89:
(8*7)+(7*6)+(6*7)+(5*2)+(4*5)+(3*8)+(2*8)+(1*9)=219
219 % 10 = 9
So 767258-89-9 is a valid CAS Registry Number.