102493-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102493-28-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,4,9 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 102493-28:
(8*1)+(7*0)+(6*2)+(5*4)+(4*9)+(3*3)+(2*2)+(1*8)=97
97 % 10 = 7
So 102493-28-7 is a valid CAS Registry Number.