75812-61-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75812-61-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,1 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75812-61:
(7*7)+(6*5)+(5*8)+(4*1)+(3*2)+(2*6)+(1*1)=142
142 % 10 = 2
So 75812-61-2 is a valid CAS Registry Number.