870072-64-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 870072-64-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,0,0,7 and 2 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 870072-64:
(8*8)+(7*7)+(6*0)+(5*0)+(4*7)+(3*2)+(2*6)+(1*4)=163
163 % 10 = 3
So 870072-64-3 is a valid CAS Registry Number.