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489-40-7

Basic Information
CAS No.: 489-40-7
Name: (-)-ALPHA-GURJUNENE
Molecular Structure:
Molecular Structure of 489-40-7 ((-)-ALPHA-GURJUNENE)
Formula: C15H24
Molecular Weight: 204.356
Synonyms: 1H-Cycloprop[e]azulene,1a,2,3,4,4a,5,6,7b-octahydro-1,1,4,7-tetramethyl-, [1aR-(1aa,4a,4ab,7ba)]-; 1H-Cycloprop[e]azulene, 1ab,2,3,4,4aa,5,6,7bb-octahydro-1,1,4b,7-tetramethyl- (8CI); a-Gurjunene (6CI,7CI); (-)-a-Gurjunene;1a,2,3,4,4a,5,6,7b-Octahydro-1,1,4,7-tetramethyl-[1aR-(1aa,4a,4ab,7ba)]-1H-cycloprop[e]azulene; a-Gurjunene, (-)-
Density: 0.94g/cm3
Boiling Point: 263.9°Cat760mmHg
Flash Point: 101.3°C
Safety:
Safety Statements 23-24/25
WGK Germany 3
PSA: 0.00000
LogP: 4.41500
Synthetic route
489-40-7

(-)-α-gurjunene

41447-02-3

(1S)-4c,8,8-trimethyl-3c-(3-oxo-butyl)-(1r,7c)-bicyclo[5.1.0]octan-2-one

Conditions
ConditionsYield
With potassium permanganate
(i) O3, AcOEt, (ii) aq. NaHSO3; Multistep reaction;
489-40-7

(-)-α-gurjunene

882-33-7

diphenyldisulfane

489-84-9

7-isopropyl-1,4-dimethyl-azulene

Conditions
ConditionsYield
at 250℃;
489-40-7

(-)-α-gurjunene

(2R,3R,6R)-6-(1-Chloro-1-methyl-ethyl)-3-methyl-2-(3-oxo-butyl)-cycloheptanone

Conditions
ConditionsYield
(i) O3, AcOEt, (ii) aq. NaHSO3, (iii) aq. HCl, CCl4; Multistep reaction;
489-40-7

(-)-α-gurjunene

108-24-7

acetic anhydride

98032-77-0, 135248-36-1

(3aR)-1,4t-Dimethyl-7c-<α-acetoxy-isopropyl>-(3arH)-3,3a,4,5,6,7-hexahydro-azulen

Conditions
ConditionsYield
With selenium(IV) oxide
489-40-7

(-)-α-gurjunene

1911-76-8, 87539-00-2

5α-Cyclocoloran-4α-ol

Conditions
ConditionsYield
(i) B2H6, (ii) H2O2, aq. NaOH; Multistep reaction;
489-40-7

(-)-α-gurjunene

489-44-1, 1786-21-6

4α,5α-Cyclocoloran-3α-ol

Conditions
ConditionsYield
(i) B2H6, (ii) H2O2, aq. NaOH; Multistep reaction;
489-40-7

(-)-α-gurjunene

1β,4ξ,5ξ,αH,10βH-Guaia-6ξ,12-diol

Conditions
ConditionsYield
(i) B2H6, (ii) H2O2, aq. NaOH; Multistep reaction;
7647-01-0

hydrogenchloride

489-40-7

(-)-α-gurjunene

64-19-7

acetic acid

α-gurjunene hydrochloride

α-gurjunene hydrochloride

489-40-7

(-)-α-gurjunene

64-19-7

acetic acid

palladium

palladium

(-)-dihydro-α-gurjunene

(-)-dihydro-α-gurjunene

Conditions
ConditionsYield
Hydrogenation;
489-40-7

(-)-α-gurjunene

7664-93-9

sulfuric acid

64-19-7

acetic acid

(-)-iso-α-gurjunene

(-)-iso-α-gurjunene

Conditions
ConditionsYield
at 60℃;
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