1005108-20-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005108-20-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,1,0 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1005108-20:
(9*1)+(8*0)+(7*0)+(6*5)+(5*1)+(4*0)+(3*8)+(2*2)+(1*0)=72
72 % 10 = 2
So 1005108-20-2 is a valid CAS Registry Number.