Naphthalenetetracarboxylic dianhydride

Naphthalenetetracarboxylic dianhydride
Names
	Preferred IUPAC name Naphtho[1,8-cd:4,5-c′d′]dipyran-1,3,6,8-tetrone
	Other names 1,4,5,8-Naphthalenetetracarboxylic dianhydride; Naphthalene-1,4,5,8-tetracarboxylic anhydride;
Identifiers
CAS Number	81-30-1 ;
3D model (JSmol)	Interactive image;
ChemSpider	6426;
PubChem CID	6678;
UNII	L56XQD1V6Y ;
CompTox Dashboard (EPA)	DTXSID4052554 ;
	SMILES C1=CC2=C3C(=CC=C4C3=C1C(=O)OC4=O)C(=O)OC2=O;
Properties
Chemical formula	C14H4O6
Molar mass	268.180 g·mol−1
Appearance	Beige powder
Melting point	> 300 °C (572 °F; 573 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Naphthalenetetracarboxylic dianhydride (NTDA) is an organic compound related to naphthalene. The compound is a beige solid. NTDA is most commonly used as a precursor to naphthalenediimides (NDIs) (such as napthalenetetracarboxylic diimide), a family of compounds with many uses.^[1]

^ Bhosale, Sheshanath V; Jani, Chintan H; Langford, Steven J (2008). "Chemistry of naphthalene diimides". Chem. Soc. Rev. 37 (2): 331. doi:10.1039/b615857a. PMID 18197349.

[bhosale-1] Bhosale, Sheshanath V; Jani, Chintan H; Langford, Steven J (2008). "Chemistry of naphthalene diimides". Chem. Soc. Rev. 37 (2): 331. doi:10.1039/b615857a. PMID 18197349.

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