229343-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 229343-19-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,9,3,4 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 229343-19:
(8*2)+(7*2)+(6*9)+(5*3)+(4*4)+(3*3)+(2*1)+(1*9)=135
135 % 10 = 5
So 229343-19-5 is a valid CAS Registry Number.