5696-40-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5696-40-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,6,9 and 6 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 5696-40:
(6*5)+(5*6)+(4*9)+(3*6)+(2*4)+(1*0)=122
122 % 10 = 2
So 5696-40-2 is a valid CAS Registry Number.