Pamoic acid
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| Pamoic acid[1][2] | |
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| IUPAC name | 4-[(3-Carboxy-2-hydroxy-1-naphthyl)methyl]-3-hydroxy-2-naphthalenecarboxylic acid |
| Other names | Embonic acid |
| Identifiers | |
| CAS number | [130-85-8] |
| PubChem | |
| SMILES | C1=CC=C2C(=C1)C=C(C(=C2CC3=C (C(=CC4=CC=CC=C43)C(=O)O)O)O)C(=O)O |
| Properties | |
| Molecular formula | C23H16O6 |
| Molar mass | 388.38 g/mol |
| Melting point |
≥300 °C (dec.) |
| Solubility in water | Insoluble |
| 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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Pamoic acid, also called embonic acid, is a naphthoic acid derivative. It can be prepared by the reaction of 2-hydroxy-3-naphthoic acid with formaldehyde.[1]
[edit] References
- ^ a b Merck Index, 12th Edition, 7136.
- ^ Pamoic acid at Sigma-Aldrich
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