29423-58-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29423-58-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,4,2 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 29423-58:
(7*2)+(6*9)+(5*4)+(4*2)+(3*3)+(2*5)+(1*8)=123
123 % 10 = 3
So 29423-58-3 is a valid CAS Registry Number.