142004-93-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142004-93-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,0,0 and 4 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 142004-93:
(8*1)+(7*4)+(6*2)+(5*0)+(4*0)+(3*4)+(2*9)+(1*3)=81
81 % 10 = 1
So 142004-93-1 is a valid CAS Registry Number.