73336-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73336-18-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,3,3 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 73336-18:
(7*7)+(6*3)+(5*3)+(4*3)+(3*6)+(2*1)+(1*8)=122
122 % 10 = 2
So 73336-18-2 is a valid CAS Registry Number.