870101-54-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 870101-54-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,0,1,0 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 870101-54:
(8*8)+(7*7)+(6*0)+(5*1)+(4*0)+(3*1)+(2*5)+(1*4)=135
135 % 10 = 5
So 870101-54-5 is a valid CAS Registry Number.