12178-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12178-41-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,1,7 and 8 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 12178-41:
(7*1)+(6*2)+(5*1)+(4*7)+(3*8)+(2*4)+(1*1)=85
85 % 10 = 5
So 12178-41-5 is a valid CAS Registry Number.