17259-77-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17259-77-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,2,5 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 17259-77:
(7*1)+(6*7)+(5*2)+(4*5)+(3*9)+(2*7)+(1*7)=127
127 % 10 = 7
So 17259-77-7 is a valid CAS Registry Number.