1420793-66-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1420793-66-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,0,7,9 and 3 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1420793-66:
(9*1)+(8*4)+(7*2)+(6*0)+(5*7)+(4*9)+(3*3)+(2*6)+(1*6)=153
153 % 10 = 3
So 1420793-66-3 is a valid CAS Registry Number.