724455-16-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 724455-16-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,4,4,5 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 724455-16:
(8*7)+(7*2)+(6*4)+(5*4)+(4*5)+(3*5)+(2*1)+(1*6)=157
157 % 10 = 7
So 724455-16-7 is a valid CAS Registry Number.