1604813-32-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1604813-32-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,4,8,1 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1604813-32:
(9*1)+(8*6)+(7*0)+(6*4)+(5*8)+(4*1)+(3*3)+(2*3)+(1*2)=142
142 % 10 = 2
So 1604813-32-2 is a valid CAS Registry Number.