874513-86-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 874513-86-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,4,5,1 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 874513-86:
(8*8)+(7*7)+(6*4)+(5*5)+(4*1)+(3*3)+(2*8)+(1*6)=197
197 % 10 = 7
So 874513-86-7 is a valid CAS Registry Number.