100723-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100723-03-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,7,2 and 3 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 100723-03:
(8*1)+(7*0)+(6*0)+(5*7)+(4*2)+(3*3)+(2*0)+(1*3)=63
63 % 10 = 3
So 100723-03-3 is a valid CAS Registry Number.