35409-23-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35409-23-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,4,0 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 35409-23:
(7*3)+(6*5)+(5*4)+(4*0)+(3*9)+(2*2)+(1*3)=105
105 % 10 = 5
So 35409-23-5 is a valid CAS Registry Number.