Bicalicene

*cis*-Bicalicene
Names
	IUPAC name Dicyclopenta[a,c]dicyclopropa[e,g]cyclooctene
Identifiers
CAS Number	122605-73-6;
3D model (JSmol)	Interactive image;
PubChem CID	101619525;
	InChI InChI=1S/C16H8/c1-3-9-10-4-2-6-12(10)14-8-16(14)15-7-13(15)11(9)5-1/h1-8H Key: MIGVZWUAYKWALJ-UHFFFAOYSA-N;
	SMILES C1=CC2=C3C=C3C4=CC4=C5C=CC=C5C2=C1;
Properties
Chemical formula	C16H8
Molar mass	200.240 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

*trans*-Bicalicene
Names
	IUPAC names (4aZ,8aZ)-Dicyclopenta[a,e]dicyclopropa[c,g][8]annulene; Dicyclopenta[a,e]dicyclopropa[c,g]cyclooctene
Identifiers
CAS Number	73091-52-8 ;
3D model (JSmol)	Interactive image;
ChemSpider	4423214;
PubChem CID	5257656;
UNII	494N9YP93C ;
	InChI InChI=1S/C16H8/c1-3-9-10(4-1)14-8-16(14)12-6-2-5-11(12)15-7-13(9)15/h1-8H/b13-9-,14-10-,15-11-,16-12- Key: FVDGMBFXSFSQOU-NONDJZLBSA-N; InChI=1/C16H8/c1-3-9-10(4-1)14-8-16(14)12-6-2-5-11(12)15-7-13(9)15/h1-8H/b13-9-,14-10-,15-11-,16-12- Key: FVDGMBFXSFSQOU-NONDJZLBBM;
	SMILES C1=CC2=C3C=C3C4=CC=CC4=C5C=C5C2=C1;
Properties
Chemical formula	C16H8
Molar mass	200.240 g·mol−1
Melting point	125–130 °C (dec)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Bicalicene is polycyclic hydrocarbon with chemical formula C₁₆H₈, composed of two cyclopentadiene and two cyclopropene rings linked into a larger eight-membered ring. There are two isomers: cis-bicalicene and trans-bicalicene. It is a dimer of calicene.

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