102747-75-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102747-75-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,7,4 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 102747-75:
(8*1)+(7*0)+(6*2)+(5*7)+(4*4)+(3*7)+(2*7)+(1*5)=111
111 % 10 = 1
So 102747-75-1 is a valid CAS Registry Number.