2-Naphthoxyacetic acid
Synonym(s):2-Naphthoxyacetic acid;BNOA
- CAS NO.：120-23-0
- Empirical Formula: C12H10O3
- Molecular Weight: 202.21
- MDL number: MFCD00004066
- EINECS: 204-380-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-10 10:27:12
What is 2-Naphthoxyacetic acid?
Chemical properties
2-Naphthoxyacetic acid is Gray crystals
The Uses of 2-Naphthoxyacetic acid
2-Naphthoxyacetic Acid is a derivative of Naphthalene (N345600) and considered to be a phytohormone belonging to the class of auxins.
The Uses of 2-Naphthoxyacetic acid
2-Naphthoxyacetic acid is a phytohormone used as a plant growth regulator on tomatoes and strawberries.
The Uses of 2-Naphthoxyacetic acid
2-Naphthoxyacetic acid has been used as a component for embryo cell suspension maintenance medium. It has been used as a medium component for inducing somatic embryogenesis in grapevine.
Definition
ChEBI: 2-naphthyloxyacetic acid is a naphthyloxyacetic acid.
General Description
2-Naphthoxyacetic acid is a plant growth hormone having structure related to auxin and is majorly used to regulate growth of tomatoes, apple and grapes.
Biochem/physiol Actions
2-Naphthoxyacetic acid promotes seed germination and early flowering in tomatoes. 2-naphthoxyacetic acid effectively improves fruit size and color. However, it is also regarded slightly hazardous and may contribute to mutagenesis.
Purification Methods
Crystallise the acid from hot water or *benzene. [Beilstein 6 IV 4274.]
Properties of 2-Naphthoxyacetic acid
| Melting point: | 151-154 °C(lit.) |
| Boiling point: | 300.32°C (rough estimate) |
| Density | 1.1868 (rough estimate) |
| refractive index | 1.5440 (estimate) |
| storage temp. | Store below +30°C. |
| solubility | Soluble in DMSO |
| form | crystalline |
| pka | 3.18±0.30(Predicted) |
| color | gray |
| Water Solubility | Soluble in alcohol, ether, acetic acid and dimethyl sulfoxide. Slightly soluble in water. |
| Merck | 14,6397 |
| BRN | 1074148 |
| CAS DataBase Reference | 120-23-0(CAS DataBase Reference) |
| NIST Chemistry Reference | Acetic acid, (2-naphthyloxy)-(120-23-0) |
| EPA Substance Registry System | Naphthoxyacetic acid (120-23-0) |
Safety information for 2-Naphthoxyacetic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
Computed Descriptors for 2-Naphthoxyacetic acid
2-Naphthoxyacetic acid manufacturer
Cns Chemicals
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