Cedrene

(−)-α-cedrene

Names
IUPAC name (1S,2R,5S,7R)-2,6,6,8-tetramethyltricyclo[5.3.1.01,5]undec-8-ene
Identifiers
CAS Number	469-61-4
3D model (JSmol)	Interactive image
ChemSpider	4936353
ECHA InfoCard	100.031.131
PubChem CID	6431015
InChI InChI=1S/C15H24/c1-10-7-8-15-9-12(10)14(3,4)13(15)6-5-11(15)2/h7,11-13H,5-6,8-9H2,1-4H3/t11-,12+,13+,15+/m1/s1 Key: IRAQOCYXUMOFCW-OSFYFWSMSA-N InChI=1/C15H24/c1-10-7-8-15-9-12(10)14(3,4)13(15)6-5-11(15)2/h7,11-13H,5-6,8-9H2,1-4H3/t11-,12+,13+,15+/m1/s1 Key: IRAQOCYXUMOFCW-OSFYFWSMBF
SMILES C[C@@H]1CC[C@@H]2[C@]13CC=C([C@H](C3)C2(C)C)C
Properties
Chemical formula	C15H24
Molar mass	204.36 g·mol−1
Density	0.932 g/mL at 20 °C
Boiling point	261–262 °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

(+)-β-cedrene

Names
IUPAC name (1S,2R,5S,7R)-2,6,6-trimethyl-8-methylidenetricyclo[5.3.1.0(1,5)]undecane
Identifiers
CAS Number	546-28-1
3D model (JSmol)	Interactive image
ChemSpider	9281621
ECHA InfoCard	100.031.131
PubChem CID	11106485
InChI InChI=1S/C15H24/c1-10-7-8-15-9-12(10)14(3,4)13(15)6-5-11(15)2/h11-13H,1,5-9H2,2-4H3/t11-,12+,13+,15+/m1/s1 Key: DYLPEFGBWGEFBB-OSFYFWSMSA-N InChI=1/C15H24/c1-10-7-8-15-9-12(10)14(3,4)13(15)6-5-11(15)2/h11-13H,1,5-9H2,2-4H3/t11-,12+,13+,15+/m1/s1 Key: DYLPEFGBWGEFBB-OSFYFWSMBA
SMILES C[C@@H]1CC[C@@H]2[C@]13CCC(=C)[C@H](C3)C2(C)C
Properties
Chemical formula	C15H24
Molar mass	204.36 g·mol−1
Density	0.932 g/mL at 20 °C
Boiling point	263–264 °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Cedrene is a sesquiterpene found in the essential oil of cedar. The two isomers present in the oil are (−)-α-cedrene and (+)-β-cedrene, which differ in the position of a double bond.