9023-88-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 9023-88-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 9,0,2 and 3 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 9023-88:
(6*9)+(5*0)+(4*2)+(3*3)+(2*8)+(1*8)=95
95 % 10 = 5
So 9023-88-5 is a valid CAS Registry Number.