75785-19-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75785-19-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,7,8 and 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 75785-19:
(7*7)+(6*5)+(5*7)+(4*8)+(3*5)+(2*1)+(1*9)=172
172 % 10 = 2
So 75785-19-2 is a valid CAS Registry Number.