1823291-50-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1823291-50-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,2,3,2,9 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1823291-50:
(9*1)+(8*8)+(7*2)+(6*3)+(5*2)+(4*9)+(3*1)+(2*5)+(1*0)=164
164 % 10 = 4
So 1823291-50-4 is a valid CAS Registry Number.