873974-98-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 873974-98-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,3,9,7 and 4 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 873974-98:
(8*8)+(7*7)+(6*3)+(5*9)+(4*7)+(3*4)+(2*9)+(1*8)=242
242 % 10 = 2
So 873974-98-2 is a valid CAS Registry Number.