Cyclododecatriene

*trans*,*trans*,*cis*-1,5,9-Cyclododecatriene
Names
	Preferred IUPAC name (1Z,5E,9E)-Cyclododeca-1,5,9-triene
Identifiers
CAS Number	706-31-0 (trans,trans,cis-1,5,9) ; 676-22-2 (trans,trans,trans-1,5,9) ; 4904-61-4 (1,5,9; unspecified stereochem) ;
3D model (JSmol)	Interactive image;
Abbreviations	CDT; 1,5,9-CDT
ChemSpider	4865846 (trans,trans,cis-1,5,9);
ECHA InfoCard	100.023.212
PubChem CID	6262774 (trans,trans,cis-1,5,9);
UNII	7K92XVU2C2 (trans,trans,cis-1,5,9) ; PG450K437C (trans,trans,trans-1,5,9) ; 6Q5S1IRJ4Q (1,5,9; unspecified stereochem) ;
CompTox Dashboard (EPA)	DTXSID8027581 ;
	InChI InChI=1S/C12H18/c1-2-4-6-8-10-12-11-9-7-5-3-1/h1-2,7-10H,3-6,11-12H2/b2-1-,9-7+,10-8+ Key: ZOLLIQAKMYWTBR-RYMQXAEESA-N; (trans,trans,cis-1,5,9): InChI=1/C12H18/c1-2-4-6-8-10-12-11-9-7-5-3-1/h1-2,7-10H,3-6,11-12H2/b2-1-,9-7+,10-8+ Key: ZOLLIQAKMYWTBR-RYMQXAEEBC;
	SMILES C1C\C=C\CC\C=C/CC\C=C\1;
Properties
Chemical formula	C12H18
Molar mass	162.276 g·mol−1
Appearance	Colorless liquid
Density	0.89 g/mL
Melting point	−18 °C (0 °F; 255 K)
Boiling point	231 °C (448 °F; 504 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Cyclododecatrienes are cyclic trienes with the formula C₁₂H₁₈. Four isomers are known for 1,5,9-cyclododecatriene. The trans,trans,cis-isomer is a precursor in the production of nylon-12.