40077-02-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40077-02-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,0,7 and 7 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 40077-02:
(7*4)+(6*0)+(5*0)+(4*7)+(3*7)+(2*0)+(1*2)=79
79 % 10 = 9
So 40077-02-9 is a valid CAS Registry Number.