330564-45-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 330564-45-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,5,6 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 330564-45:
(8*3)+(7*3)+(6*0)+(5*5)+(4*6)+(3*4)+(2*4)+(1*5)=119
119 % 10 = 9
So 330564-45-9 is a valid CAS Registry Number.