1-Naphthaleneacetic acid
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| 1-Naphthaleneacetic acid | |
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| IUPAC name | 2-(1-Naphthyl)acetic acid |
| Other names | 1-Naphthaleneacetic acid α-Naphthaleneacetic acid Naphthylacetic acid NAA |
| Identifiers | |
| CAS number | [86-87-3[1]] |
| SMILES | C1=CC=C2C(=C1) C=CC=C2CC(=O)O[2] |
| Properties | |
| Molecular formula | C12H10O2[2] |
| Molar mass | 186.2066 g/mol[2] |
| Appearance | White powder |
| Melting point |
135 °C |
| Solubility in water | 0.38 g/L (17 °C) |
| Acidity (pKa) | 4.24 (25 °C)[3] |
| Hazards | |
| MSDS | External MSDS |
| Related compounds | |
| Related compounds | Auxins Indole-3-acetic acid |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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1-Naphthaleneacetic acid, commonly abbreviated NAA, is an organic compound with the formula C10H7CH2CO2H. This colourless solid is soluble in organic solvents. It features a carboxylmethyl group (CH2CO2H) linked to the "1-position" of naphthalene. NAA is a plant hormone in the auxin family and is an ingredient in many commercial plant rooting horticultural products; it is a rooting agent and used for the vegetative propagation of plants from stem and leaf cutting. It is also used for plant tissue culture.[4]
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