102456-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102456-03-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,4,5 and 6 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 102456-03:
(8*1)+(7*0)+(6*2)+(5*4)+(4*5)+(3*6)+(2*0)+(1*3)=81
81 % 10 = 1
So 102456-03-1 is a valid CAS Registry Number.