Molecular structure of Naphthalene,2-(chloromethyl)- (CAS NO.2506-41-4) is:

Product Name: Naphthalene,2-(chloromethyl)-
CAS Registry Number: 2506-41-4
IUPAC Name: 2-(Chloromethyl)naphthalene
Molecular Weight: 176.64216 [g/mol]  
Molecular Formula: C₁₁H₉Cl  
XLogP3: 3.5  
H-Bond Donor: 0  
H-Bond Acceptor: 0  
EINECS: 219-713-5
Index of Refraction: 1.63
Molar Refractivity: 53.86 cm³ 
Molar Volume: 151.2 cm³  
Surface Tension: 42.5 dyne/cm 
Density: 1.167 g/cm³ 
Flash Point: 129.9 °C 
Enthalpy of Vaporization: 51.64 kJ/mol 
Boiling Point: 298 °C at 760 mmHg 
Vapour Pressure: 0.0023 mmHg at 25 °C

Safty information about Naphthalene,2-(chloromethyl)- (CAS NO.2506-41-4) is:
Hazard Codes: Xi; C
Risk Statements: 21/22-34 
R21/22:Harmful in contact with skin and if swallowed. 
R34:Causes burns.
Safety Statements: 20-26-36/37/39-45-60 
S20:When using, do not eat or drink. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S60:This material and its container must be disposed of as hazardous waste.
RIDADR: UN3261
HazardClass: 8
PackingGroup: III

 Naphthalene,2-(chloromethyl)- , its cas register number is 2506-41-4. It also can be called 2-(Chloromethyl)naphthalene .