1421019-46-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1421019-46-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,0,1 and 9 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1421019-46:
(9*1)+(8*4)+(7*2)+(6*1)+(5*0)+(4*1)+(3*9)+(2*4)+(1*6)=106
106 % 10 = 6
So 1421019-46-6 is a valid CAS Registry Number.