6415-03-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6415-03-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,1 and 5 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 6415-03:
(6*6)+(5*4)+(4*1)+(3*5)+(2*0)+(1*3)=78
78 % 10 = 8
So 6415-03-8 is a valid CAS Registry Number.