330644-36-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 330644-36-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,6,4 and 4 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 330644-36:
(8*3)+(7*3)+(6*0)+(5*6)+(4*4)+(3*4)+(2*3)+(1*6)=115
115 % 10 = 5
So 330644-36-5 is a valid CAS Registry Number.