The 2-Naphthoxyacetic acid, with the CAS registry number 120-23-0, is also known as (β-Naphthyloxy)acetic acid. It belongs to the product categories of Pharmaceutical Raw Materials; Phenoxyacetic Acids and Alcohols (substituted); Acetics acid and esters; Auxins; Biochemistry; Plant Growth Regulators; Building Blocks; C11 to C12; Carbonyl Compounds; Carboxylic Acids; Chemical Synthesis; Organic Building Blocks. Its EINECS number is 204-380-0. This chemical's molecular formula is C₁₂H₁₀O₃ and molecular weight is 202.21. What's more, its systematic name is (2-Naphthyloxy)acetic acid. Its classification codes are: (1)Agricultural Chemical; (2)Growth regulator / Fertilizer. This chemical should be sealed and stored in a cool and dry place. It should be ensured that the workshop is well ventilated or equipped with exhaust devices. Moreover, it should be protected from oxides and fire. It is used as plant hormone to promote the growth of roots on clippings, to prevent fruit from falling prematurely. 

Physical properties of 2-Naphthoxyacetic acid are: (1)ACD/LogP: 2.077; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.23; (4)ACD/LogD (pH 7.4): -1.55; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.59; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 3; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 46.53 Å²; (13)Index of Refraction: 1.637; (14)Molar Refractivity: 56.971 cm³; (15)Molar Volume: 158.684 cm³; (16)Polarizability: 22.585×10^-24cm³; (17)Surface Tension: 53.6 dyne/cm; (18)Density: 1.274 g/cm³; (19)Flash Point: 155.784 °C; (20)Enthalpy of Vaporization: 67.289 kJ/mol; (21)Boiling Point: 388.729 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

Preparation: this chemical can be prepared by chloroacetic acid and naphthalen-2-ol. This reaction will need reagent NaOH and solvent H₂O with the reaction time of 2 hours.

Uses of 2-Naphthoxyacetic acid: it can be used to produce by naphthalen-2-yloxy-acetyl chloride at the ambient temperature. It will need reagent thionyl chloride with the reaction time of 16 hours. The yield is about 93%.

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful if swallowed. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O)COc2ccc1c(cccc1)c2
(2)Std. InChI: InChI=1S/C12H10O3/c13-12(14)8-15-11-6-5-9-3-1-2-4-10(9)7-11/h1-7H,8H2,(H,13,14)
(3)Std. InChIKey: RZCJYMOBWVJQGV-UHFFFAOYSA-N

The toxicity data is as follows: