84384-68-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84384-68-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,3,8 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 84384-68:
(7*8)+(6*4)+(5*3)+(4*8)+(3*4)+(2*6)+(1*8)=159
159 % 10 = 9
So 84384-68-9 is a valid CAS Registry Number.