1401223-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1401223-73-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,1,2,2 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1401223-73:
(9*1)+(8*4)+(7*0)+(6*1)+(5*2)+(4*2)+(3*3)+(2*7)+(1*3)=91
91 % 10 = 1
So 1401223-73-1 is a valid CAS Registry Number.