75677-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75677-70-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,6,7 and 7 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 75677-70:
(7*7)+(6*5)+(5*6)+(4*7)+(3*7)+(2*7)+(1*0)=172
172 % 10 = 2
So 75677-70-2 is a valid CAS Registry Number.