75177-81-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75177-81-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,1,7 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75177-81:
(7*7)+(6*5)+(5*1)+(4*7)+(3*7)+(2*8)+(1*1)=150
150 % 10 = 0
So 75177-81-0 is a valid CAS Registry Number.