40697-39-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40697-39-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,6,9 and 7 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 40697-39:
(7*4)+(6*0)+(5*6)+(4*9)+(3*7)+(2*3)+(1*9)=130
130 % 10 = 0
So 40697-39-0 is a valid CAS Registry Number.