923039-22-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 923039-22-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,3,0,3 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 923039-22:
(8*9)+(7*2)+(6*3)+(5*0)+(4*3)+(3*9)+(2*2)+(1*2)=149
149 % 10 = 9
So 923039-22-9 is a valid CAS Registry Number.