870451-73-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 870451-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,0,4,5 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 870451-73:
(8*8)+(7*7)+(6*0)+(5*4)+(4*5)+(3*1)+(2*7)+(1*3)=173
173 % 10 = 3
So 870451-73-3 is a valid CAS Registry Number.