103724-93-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103724-93-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,7,2 and 4 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 103724-93:
(8*1)+(7*0)+(6*3)+(5*7)+(4*2)+(3*4)+(2*9)+(1*3)=102
102 % 10 = 2
So 103724-93-2 is a valid CAS Registry Number.