1414661-81-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1414661-81-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,4,6,6 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1414661-81:
(9*1)+(8*4)+(7*1)+(6*4)+(5*6)+(4*6)+(3*1)+(2*8)+(1*1)=146
146 % 10 = 6
So 1414661-81-6 is a valid CAS Registry Number.