Names | |
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Preferred IUPAC name Naphthalene-2-carboxylic acid | |
Other names 2-Naphthalenecarboxylic acid | |
Identifiers | |
CAS Number | |
3D model (JSmol) | |
Beilstein Reference | 972039 |
ChEBI | |
ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.002.017 |
EC Number |
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Gmelin Reference | 185326 |
KEGG | |
PubChem CID | |
UNII | |
CompTox Dashboard (EPA) | |
InChI
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SMILES
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Properties | |
Chemical formula | C11H8O2 |
Molar mass | 172.183 g·mol |
Appearance | white solid |
Melting point | 185.5 °C (365.9 °F; 458.6 K) |
Hazards | |
GHS labelling: | |
Pictograms | |
Signal word | Warning |
Hazard statements | H315, H319, H335 |
Precautionary statements | P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references |
2-Naphthoic acid is an organic compound of the formula C10H7CO2H. It is one of two isomeric carboxylic acid derivatives of naphthalene, the other one being 1-naphthoic acid. It can be prepared by carboxylation of 1-chloronaphthalene. Its pKa is 4.2. The name of carboxylate anion, the conjugate base of the acid, is 2-naphthoate; the name of the related acyl group is 2-naphthoyl.
See also
References
- Fujihara, Tetsuaki; Nogi, Keisuke; Xu, Tinghua; Terao, Jun; Tsuji, Yasushi (2012). "Nickel-Catalyzed Carboxylation of Aryl and Vinyl Chlorides Employing Carbon Dioxide". Journal of the American Chemical Society. 134 (22): 9106–9109. doi:10.1021/ja303514b. PMID 22612592.