Product Name: 1-Chloronaphthalene (CAS NO.90-13-1)
Molecular Formula:C₁₀H₇Cl 
Molar mass:162.61558 g/mol
 
Density: 1.2 g/cm³             
Flash Point: 121.1 °C   
Boiling Point: 260.3 °C at 760 mmHg        
Index of Refraction:1.642
Vapour Pressure: 0.02 mmHg at 25°C  
Melting point: -20 °C
Storage temp: 2-8°C
Water solubility:insoluble. <0.1 g/100 mL at 20°C
Solubility: dioxane: 50 mg/mL, clear
Appearance: Colorless liquid
Enthalpy of Vaporization: 47.79 kJ/mol
Index of Refraction: 1.642 
Molar Refractivity: 48.99 cm³ 
Molar Volume: 135.5 cm³ 
XLogP3-AA: 4.2
H-Bond Donor: 0
H-Bond Acceptor: 0
Structure Descriptors of 1-Chloronaphthalene (CAS NO.90-13-1):
  IUPAC Name: 1-chloronaphthalene
  Canonical SMILES: C1=CC=C2C(=C1)C=CC=C2Cl
  InChI: InChI=1S/C10H7Cl/c11-10-7-3-5-8-4-1-2-6-9(8)10/h1-7H 
  InChIKey: JTPNRXUCIXHOKM-UHFFFAOYSA-N
Product Categories: Intermediates of Dyes and Pigments; Aryl; C9 to C12; Halogenated Hydrocarbons; NaphthalenesInternational Standards; Single Component Standards for MISA Analyses; Alpha Sort; C; CAlphabetic; Canada; CHAnalytical Standards; Chemical Class; Volatiles/ Semivolatiles; Alphabetic; CH

 1-Chloronaphthalene (CAS NO.90-13-1) can be used in organic synthesis and preparation of 1 - naphthol. It also can be used as solvents, analytical reagents.

 1-Chloronaphthalene (CAS NO.90-13-1) can be derived from the direct chlorination of Naphthalene ,and also uses iodine as a catalyst. A small amount of production may also be derived by naphthylamine with being diazotized and displacement .

Reported in EPA TSCA Inventory.

Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of Cl⁻. See also CHLORINATED HYDROCARBONS, AROMATIC.
Safety Information of 1-Chloronaphthalene (CAS NO.90-13-1):
Hazard Codes:Xn,Xi,N,T
Risk Statements:
22:  Harmful if swallowed
23:  Toxic by inhalation
24:  Toxic in contact with skin
25:  Toxic if swallowed
36:  Irritating to the eyes
37:  Irritating to the respiratory system
38:  Irritating to the skin
39:  Danger of very serious irreversible effects
51:  Toxic to aquatic organisms
53:  May cause long-term adverse effects in the aquatic environment  
Safety Statements:
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:  Wear suitable protective clothing 
37:  Wear suitable gloves
39:  Wear eye/face protection
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
61:  Avoid release to the environment. Refer to special instructions safety data sheet
WGK Germany: 2
RTECS: QJ2100000
Hazard Note: Irritant
PackingGroup: III

 1-Chloronaphthalene , its CAS NO. is 90-13-1, the synonyms are 1-Chlornaftalen ; 1-Chloro- ; alpha-Chloronaphthalene ; alpha-Chlornaphthalene ; 1-Naphthyl chloride ; .alpha.-Chloronaphthalene ; alpha-Naphthyl chloride  xylamon ; Xilamon  .