Structural Formula Vector Image
Title: b-Phellandrene
CAS Registry Number: 555-10-2
CAS Name: 3-Methylene-6-(1-methylethyl)cyclohexene
Additional Names: p-mentha-1(7),2-diene; 3-isopropyl-6-methylene-1-cyclohexene; 4-isopropyl-1-methylene-2-cyclohexene
Molecular Formula: C10H16
Molecular Weight: 136.23
Percent Composition: C 88.16%, H 11.84%
Literature References: Isoln of d-form from oil of water fennel (Phellandrium aquaticum L., Umbelliferae): Berry et al., J. Chem. Soc. 1937, 1448. Isoln of l-form from Canada balsam oil: Macbeth et al., ibid. 1938, 119. Structure: Wallach, Ann. 343, 28 (1905). Synthesis of dl-form: Deorha, Sareen, Rec. Trav. Chim. 82, 137 (1965); B. Singaram, J. Verghese, Indian J. Chem. 14B, 1003 (1976).
Derivative Type: d-Form
CAS Registry Number: 6153-16-8
Properties: Mobile oil. bp760 171-172°; bp11 57°. d420 0.8520. nD20 1.4788. [a]D20 +65.2°. Practically insol in water; sol in ether.
Boiling point: bp760 171-172°; bp11 57°
Optical Rotation: [a]D20 +65.2°
Index of refraction: nD20 1.4788
Density: d420 0.8520
Derivative Type: l-Form
CAS Registry Number: 6153-17-9
Properties: Mobile oil. bp758 178-179°; bp12 53°. d1515 0.8497. nD20 1.4800. [a]D20 -51.9°. Practically insol in water, alcohol; sol in ether.
Boiling point: bp758 178-179°; bp12 53°
Optical Rotation: [a]D20 -51.9°
Index of refraction: nD20 1.4800
Density: d1515 0.8497

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