77179-97-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77179-97-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,7 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 77179-97:
(7*7)+(6*7)+(5*1)+(4*7)+(3*9)+(2*9)+(1*7)=176
176 % 10 = 6
So 77179-97-6 is a valid CAS Registry Number.