1146142-22-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1146142-22-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,6,1,4 and 2 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1146142-22:
(9*1)+(8*1)+(7*4)+(6*6)+(5*1)+(4*4)+(3*2)+(2*2)+(1*2)=114
114 % 10 = 4
So 1146142-22-4 is a valid CAS Registry Number.