101716-54-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101716-54-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,7,1 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 101716-54:
(8*1)+(7*0)+(6*1)+(5*7)+(4*1)+(3*6)+(2*5)+(1*4)=85
85 % 10 = 5
So 101716-54-5 is a valid CAS Registry Number.