724788-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 724788-68-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,4,7,8 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 724788-68:
(8*7)+(7*2)+(6*4)+(5*7)+(4*8)+(3*8)+(2*6)+(1*8)=205
205 % 10 = 5
So 724788-68-5 is a valid CAS Registry Number.