Molecular structure of Naphthalene, 1-iodo- (CAS NO.90-14-2) is:

Product Name: Naphthalene, 1-iodo-
CAS Registry Number: 90-14-2
IUPAC Name: 1-Iodonaphthalene
Molecular Weight: 254.06705 [g/mol]  
Molecular Formula: C₁₀H₇I  
XLogP3: 4.2  
H-Bond Donor: 0  
H-Bond Acceptor: 0
Melting Point: 4 °C
Refractive index: n20/D 1.701(lit.)
Sensitive: Light Sensitive
Surface Tension: 49.7 dyne/cm 
Density: 1.744 g/cm³ 
Flash Point: 138.4 °C 
Enthalpy of Vaporization: 52.05 kJ/mol 
Boiling Point: 302 °C at 760 mmHg 
Vapour Pressure: 0.00182 mmHg at 25°C 
EINECS: 201-968-9
Product Categories: Naphthalene derivatives

Safty information about Naphthalene, 1-iodo- (CAS NO.90-14-2) is:
Hazard Codes: Xi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. 
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 3
F: 8
HS Code: 29036990

 Naphthalene, 1-iodo- , its cas register number is 90-14-2. It also can be called 1-Iodonaphthalene ; 1-Naphthyl iodide ; alpha-Iodonaphthalene .It is a clear yellow to brown liquid.