408331-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 408331-15-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,8,3,3 and 1 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 408331-15:
(8*4)+(7*0)+(6*8)+(5*3)+(4*3)+(3*1)+(2*1)+(1*5)=117
117 % 10 = 7
So 408331-15-7 is a valid CAS Registry Number.