Product Name

  • Name

    2-Naphthylacetic acid

  • EINECS 209-475-0
  • CAS No. 581-96-4
  • Article Data68
  • CAS DataBase
  • Density 1.233 g/cm3
  • Solubility insoluble in water
  • Melting Point 141-143 °C(lit.)
  • Formula C12H10O2
  • Boiling Point 373.2 °C at 760 mmHg
  • Molecular Weight 186.21
  • Flash Point 270.1 °C
  • Transport Information
  • Appearance white to almost white cryst. powder or flakes
  • Safety 26-36-24/25
  • Risk Codes 36/37/38-22
  • Molecular Structure Molecular Structure of 581-96-4 (2-Naphthylacetic acid)
  • Hazard Symbols HarmfulXn, IrritantXi
  • Synonyms 2-(2-Naphthyl)acetic acid;Acide beta-naphthylacetique;Betoxan;NSC 301;beta-Naphthaleneacetic acid;beta-Naphthylacetic acid;
  • PSA 37.30000
  • LogP 2.46690

2-Naphthylacetic acid Chemical Properties

Product Name: 2-Naphthaleneaceticacid (CAS NO.581-96-4)


Molecular Formula: C12H10O2
Molecular Weight: 186.21g/mol
Mol File: 581-96-4.mol
EINECS: 209-475-0
Melting Point: 141-143 °C(lit.)
Boiling point: 373.2 °C at 760 mmHg
Flash Point: 270.1 °C
Density: 1.233 g/cm3
Solubility: acetone: 50 mg/mL, clear
Surface Tension: 54 dyne/cm
Enthalpy of Vaporization: 65.45 kJ/mol
Vapour Pressure: 3.13E-06 mmHg at 25°C
XLogP3-AA: 2.8
H-Bond Donor: 1
H-Bond Acceptor: 2
Structure Descriptors of 2-Naphthaleneaceticacid (CAS NO.581-96-4):
  IUPAC Name: 2-naphthalen-2-ylacetic acid
  Canonical SMILES: C1=CC=C2C=C(C=CC2=C1)CC(=O)O
  InChI: InChI=1S/C12H10O2/c13-12(14)8-9-5-6-10-3-1-2-4-11(10)7-9/h1-7H,8H2,(H,13,14) 
  InChIKey: VIBOGIYPPWLDTI-UHFFFAOYSA-N
Product Categories: Pharmaceutical Raw Materials; Naphthalene derivatives; Organic acids

2-Naphthylacetic acid Safety Profile

Safety Information of 2-Naphthaleneaceticacid (CAS NO.581-96-4):
Hazard Codes: XiIrritant,XnHarmful
Risk Statements: 36/37/38-22 
22:  Harmful if swallowed
36:  Irritating to the eyes 
37:  Irritating to the respiratory system 
38:  Irritating to the skin  
Safety Statements: 26-36-24/25
24:  Avoid contact with skin 
25:  Avoid contact with eyes 
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36:  Wear suitable protective clothing

2-Naphthylacetic acid Specification

 2-Naphthaleneaceticacid , its CAS NO. is 581-96-4, the synonyms are 2-(2-Naphthyl)acetic acid ; Acide beta-naphthylacetique ; Betoxan ; NSC 301 ; beta-Naphthaleneacetic acid ; beta-Naphthylacetic acid .

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