75924-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75924-71-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,9,2 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75924-71:
(7*7)+(6*5)+(5*9)+(4*2)+(3*4)+(2*7)+(1*1)=159
159 % 10 = 9
So 75924-71-9 is a valid CAS Registry Number.