75735-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75735-16-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,7,3 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 75735-16:
(7*7)+(6*5)+(5*7)+(4*3)+(3*5)+(2*1)+(1*6)=149
149 % 10 = 9
So 75735-16-9 is a valid CAS Registry Number.