75859-97-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75859-97-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,5 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 75859-97:
(7*7)+(6*5)+(5*8)+(4*5)+(3*9)+(2*9)+(1*7)=191
191 % 10 = 1
So 75859-97-1 is a valid CAS Registry Number.