2,6-Naphthalenedicarboxylic acid

2,6-Naphthalenedicarboxylic acid is an organic compound with the formula C₁₀H₆(CO₂H)₂. This colorless solid is one of several isomers of naphthalenedicarboxylic acid. It is a precursor to the high performance polyester polyethylene naphthalate (PEN, poly(ethylene-2,6-naphthalene dicarboxylate)).[1] It is also used in the synthesis of metal-organic frameworks.

2,6-Naphthalenedicarboxylic acid

Names
Preferred IUPAC name Naphthalene-2,6-dicarboxylic acid
Other names 2,6-Naphthalenedicarboxylic acid
Identifiers
CAS Number	1141-38-4
3D model (JSmol)	Interactive image
ChEBI	CHEBI:44460
ChemSpider	13718
ECHA InfoCard	100.013.206
EC Number	214-527-0
PubChem CID	14357
UNII	K3C4DYZ29O
CompTox Dashboard (EPA)	DTXSID5029211
InChI InChI=1S/C12H8O4/c13-11(14)9-3-1-7-5-10(12(15)16)4-2-8(7)6-9/h1-6H,(H,13,14)(H,15,16) Key: RXOHFPCZGPKIRD-UHFFFAOYSA-N
SMILES C1=CC2=C(C=CC(=C2)C(=O)O)C=C1C(=O)O
Properties
Chemical formula	C12H8O4
Molar mass	216.192 g·mol^−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Preparation

The compound can be prepared from 1,8-naphthalenedicarboxylic acid.[2]

References

1. Lillwitz, L. D. (2001). "Production of Dimethyl-2,6-Naphthalenedicarboxylate: Precursor to Polyethylene Naphthalate". Applied Catalysis A: General. 221 (1–2): =337–358. doi:10.1016/S0926-860X(01)00809-2.
2. Raecke, Bernhard; Schirp, Hubert (1960). "2,6-Naphthalenedicarboxylic acid". Org. Synth. 40: 71. doi:10.15227/orgsyn.040.0071.