5,12-Bis(phenylethynyl)naphthacene

5,12-Bis(phenylethynyl)naphthacene
Names
	Preferred IUPAC name 5,12-Bis(phenylethynyl)tetracene
	Other names 5,12-Bis(phenylethynyl)naphthacene
Identifiers
CAS Number	18826-29-4 ;
3D model (JSmol)	Interactive image;
ChemSpider	79226 ;
ECHA InfoCard	100.038.717
EC Number	242-605-4;
PubChem CID	87816;
UNII	MKZ3D4QP9D ;
CompTox Dashboard (EPA)	DTXSID3066425 ;
	InChI InChI=1S/C34H20/c1-3-11-25(12-4-1)19-21-31-29-17-9-10-18-30(29)32(22-20-26-13-5-2-6-14-26)34-24-28-16-8-7-15-27(28)23-33(31)34/h1-18,23-24H Key: OUHYGBCAEPBUNA-UHFFFAOYSA-N ; Key: OUHYGBCAEPBUNA-UHFFFAOYAO;
	SMILES C(#Cc1ccccc1)c5c2ccccc2c(C#Cc3ccccc3)c6cc4ccccc4cc56;
Properties
Chemical formula	C34H20
Molar mass	428.52 g/mol
Melting point	248 degC
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

5,12-Bis(phenylethynyl)naphthacene is a fluorescent dye used in lightsticks. It yields orange light.