40365-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40365-17-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,3,6 and 5 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 40365-17:
(7*4)+(6*0)+(5*3)+(4*6)+(3*5)+(2*1)+(1*7)=91
91 % 10 = 1
So 40365-17-1 is a valid CAS Registry Number.