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sodium cyanide
[(1R,2S,7S,8S,9S)-3,3,7-trimethyltricyclo[5.4.0.02,9]undec-8-yl]methyl 4-methylbenzenesulfonate
A
[(1R,2S,7R,8S,9R)-3,3,7-trimethyltricyclo[5.4.0.02,9]undec-8-yl]acetonitrile
B
longifolene
Conditions | Yield |
---|---|
sodium iodide In dimethyl sulfoxide at 90℃; for 24h; | A 69% B 21% |
(+)-isolongiborneol
longifolene
Conditions | Yield |
---|---|
With dmap; methanesulfonyl chloride In pyridine at 105℃; for 16h; | 66% |
(-)-(1R)(2R)(7S)(8R)(9S)-3,3,7-Trimethyl-8-(acetoxymethyl)tricyclo<5.4.01,7.02,9>undecane
longifolene
Conditions | Yield |
---|---|
In benzene at 525℃; | 56% |
10-keto-longifolene
longifolene
Conditions | Yield |
---|---|
With potassium hydroxide; hydrazine hydrate In diethylene glycol for 4h; Heating; | 55% |
Trimethyl-((1S,3aR,4S,8aS,9S)-4,8,8-trimethyl-decahydro-1,4-methano-azulen-9-ylmethyl)-ammonium; iodide
A
longifolene
B
N,N-Dimethylisolongifolamine
Conditions | Yield |
---|---|
With silver(l) oxide 1.) aq. MeOH, 30 deg C, 3 h; 2.) pyrolyse (oil-bath(250 deg C), 40 mm); Yield given. Multistep reaction; | A n/a B 54% |
With silver(l) oxide 1.) aq. MeOH, 30 deg C, 3 h; 2.) pyrolyse (oil-bath(250 deg C), 40 mm); Yield given. Multistep reaction; | A 10% B n/a |
[(1R,2S,7S,8S,9S)-3,3,7-trimethyltricyclo[5.4.0.02,9]undec-8-yl]methyl 4-methylbenzenesulfonate
A
longifolene
B
(-)-isolongifolene
Conditions | Yield |
---|---|
With aluminum oxide In Petroleum ether for 12h; | A 2 g B 9% |
(+)-α-Longipinene
A
β-himachalene
B
α-himachalene
C
longifolene
D
(-)-isolongifolene
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In diethyl ether at 18 - 29℃; for 7h; | A 10 % Chromat. B 46 % Chromat. C 32 % Chromat. D 2 % Chromat. |
With boron trifluoride diethyl etherate In diethyl ether at 28 - 29℃; for 7h; Product distribution; other acid, other solvent, other temperature, other time; | A 10 % Chromat. B 46 % Chromat. C 32 % Chromat. D 2 % Chromat. |
(+)-α-Longipinene
A
β-himachalene
B
longifolene
C
(-)-isolongifolene
Conditions | Yield |
---|---|
With sulfuric acid In acetic acid at 50 - 51℃; for 1h; | A 52 % Chromat. B 4 % Chromat. C 32 % Chromat. |
longifolene
Conditions | Yield |
---|---|
With thionyl chloride In pyridine at 0℃; for 0.166667h; Yield given; |
longifolene
Conditions | Yield |
---|---|
With ethanol at 40 - 60℃; Kinetics; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 81.5 percent / Et3N / DMAP / CH2Cl2 / 0 - 23 °C 2: 21 percent / NaI / dimethylsulfoxide / 24 h / 90 °C View Scheme | |
Multi-step reaction with 2 steps 1: 4.8 g / pyridine / 1.) 5 deg C, 1 h, 2.) 25 deg C, 12 h 2: 2 g / alumina / petroleum ether / 12 h View Scheme |
(-)-longicamphenylone
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: diethyl ether; tetrahydrofuran / 3 h / 50 °C 2: SOCl2 / pyridine / 0.17 h / 0 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1.) lithium cyclohexylisopropylamide / 1.) hexane-THF, -78 deg C, +60 deg C, 1.5 h; 2.) THF, reflux, 16 h 2: diethyl ether; tetrahydrofuran / 3 h / 50 °C 3: SOCl2 / pyridine / 0.17 h / 0 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: 74 percent / pyridine / diethyl ether / 6 h / 0 °C 2: 0.240 g / pyridine / CH2Cl2 / 21 °C 3: Bu3SnH, AIBN / toluene / 4 h / Heating 4: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 5: pyridine / CH2Cl2 / 3 h / 21 °C 6: Bu3SnH, AIBN / toluene / 5 h / 110 °C 7: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: pyridine / diethyl ether / 14 h / 0 °C 2: 67 percent / pyridine / CH2Cl2 / 3 h / 21 °C 3: 89 percent / Bu3SnH, AIBN / toluene / 3 h / Heating 4: 97 percent / H2 / 5percent Pd/C / ethyl acetate / 2 h / 1034.3 Torr 5: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 6: pyridine / CH2Cl2 / 3 h / 21 °C 7: Bu3SnH, AIBN / toluene / 5 h / 110 °C 8: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: pyridine / CH2Cl2 / 3 h / 21 °C 2: Bu3SnH, AIBN / toluene / 5 h / 110 °C 3: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 2: pyridine / CH2Cl2 / 3 h / 21 °C 3: Bu3SnH, AIBN / toluene / 5 h / 110 °C 4: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: 92 percent / H2 / 5percent Pd/C / ethyl acetate / 4 h / 1551.4 Torr / Ambient temperature 2: 74 percent / pyridine / diethyl ether / 6 h / 0 °C 3: 0.240 g / pyridine / CH2Cl2 / 21 °C 4: Bu3SnH, AIBN / toluene / 4 h / Heating 5: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 6: pyridine / CH2Cl2 / 3 h / 21 °C 7: Bu3SnH, AIBN / toluene / 5 h / 110 °C 8: 56 percent / benzene / 525 °C View Scheme | |
Multi-step reaction with 9 steps 1: LiAlH4 / diethyl ether / 0 deg C to r.t. 2: pyridine / diethyl ether / 14 h / 0 °C 3: 67 percent / pyridine / CH2Cl2 / 3 h / 21 °C 4: 89 percent / Bu3SnH, AIBN / toluene / 3 h / Heating 5: 97 percent / H2 / 5percent Pd/C / ethyl acetate / 2 h / 1034.3 Torr 6: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 7: pyridine / CH2Cl2 / 3 h / 21 °C 8: Bu3SnH, AIBN / toluene / 5 h / 110 °C 9: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 0.240 g / pyridine / CH2Cl2 / 21 °C 2: Bu3SnH, AIBN / toluene / 4 h / Heating 3: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 4: pyridine / CH2Cl2 / 3 h / 21 °C 5: Bu3SnH, AIBN / toluene / 5 h / 110 °C 6: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 97 percent / H2 / 5percent Pd/C / ethyl acetate / 2 h / 1034.3 Torr 2: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 3: pyridine / CH2Cl2 / 3 h / 21 °C 4: Bu3SnH, AIBN / toluene / 5 h / 110 °C 5: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: 67 percent / pyridine / CH2Cl2 / 3 h / 21 °C 2: 89 percent / Bu3SnH, AIBN / toluene / 3 h / Heating 3: 97 percent / H2 / 5percent Pd/C / ethyl acetate / 2 h / 1034.3 Torr 4: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 5: pyridine / CH2Cl2 / 3 h / 21 °C 6: Bu3SnH, AIBN / toluene / 5 h / 110 °C 7: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Bu3SnH, AIBN / toluene / 5 h / 110 °C 2: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: Bu3SnH, AIBN / toluene / 4 h / Heating 2: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 3: pyridine / CH2Cl2 / 3 h / 21 °C 4: Bu3SnH, AIBN / toluene / 5 h / 110 °C 5: 56 percent / benzene / 525 °C View Scheme |
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 89 percent / Bu3SnH, AIBN / toluene / 3 h / Heating 2: 97 percent / H2 / 5percent Pd/C / ethyl acetate / 2 h / 1034.3 Torr 3: NaI, Me3SiCl, NEt3 / CH2Cl2 / 1 h / 21 °C 4: pyridine / CH2Cl2 / 3 h / 21 °C 5: Bu3SnH, AIBN / toluene / 5 h / 110 °C 6: 56 percent / benzene / 525 °C View Scheme |
1,4-methanoazulen-9-ol, decahydro-1,5,5,8α-tetramethyl-(1R,3αR,4S,8αS,9S)-
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 85 percent / PCC, / CH2Cl2 / 3 h / Ambient temperature 2: 92 percent / LiAlH4, / tetrahydrofuran / 3 h / 0 °C 3: 66 percent / MeSO2Cl, DMAP, / pyridine / 16 h / 105 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 92 percent / LiAlH4, / tetrahydrofuran / 3 h / 0 °C 2: 66 percent / MeSO2Cl, DMAP, / pyridine / 16 h / 105 °C View Scheme |
11-hydroxylongicyclene
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 80 percent / 32percent HBr, acetic acid / 18 h / Ambient temperature 2: silver perchlorate / acetone; H2O / 18 h / Ambient temperature 3: Jones' reagent 4: 55 percent / 85percent hydrazine hydrate, KOH / bis-(2-hydroxy-ethyl) ether / 4 h / Heating View Scheme |
8,11-dibromolongibornane
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: silver perchlorate / acetone; H2O / 18 h / Ambient temperature 2: Jones' reagent 3: 55 percent / 85percent hydrazine hydrate, KOH / bis-(2-hydroxy-ethyl) ether / 4 h / Heating View Scheme |
(1S,3aR,4S,8aS)-4,8,8-Trimethyl-9-methylene-decahydro-1,4-methano-azulen-3-ol
longifolene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Jones' reagent 2: 55 percent / 85percent hydrazine hydrate, KOH / bis-(2-hydroxy-ethyl) ether / 4 h / Heating View Scheme |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In dichloromethane at 35℃; for 8h; Rearrangement; | 91% |
With β-Zeolite In benzene | 74% |
With sulfuric acid; acetic acid | |
With sodium thiosulfate at 100℃; for 0.75h; Reagent/catalyst; Temperature; Sonication; |
longifolene
Conditions | Yield |
---|---|
With ozone In acetone at -80℃; | 91% |
Conditions | Yield |
---|---|
chloroacetic acid for 24h; Heating; | A 90% B 10% |
bromoacetic acid for 24h; Heating; or ICH2COOH; | A 15% B 85% |
bromoacetic acid for 24h; Heating; also with ICH2COOH or ClCH2COOH; | A 25% B 85% |
With aluminum oxide; sodium at 180℃; | A 62% B 28% |
longifolene
Conditions | Yield |
---|---|
With cobalt; oxygen; isobutyraldehyde In acetonitrile for 37h; | 65% |
longifolene
Conditions | Yield |
---|---|
In neat (no solvent) at 20℃; Irradiation; Inert atmosphere; diastereoselective reaction; | 54% |
longifolene
Conditions | Yield |
---|---|
With oxygen; isobutyraldehyde; cobalt dichloride In acetonitrile at 25℃; | 52% |
With cobalt dichloride; oxygen; isobutyraldehyde In acetonitrile for 15h; | 51% |
longifolene
(1S,3aR,4S,8aS,9S)-decahydro-4,8,8-trimethyl-1,4-methanoazulen-9-carboxylic acid
Conditions | Yield |
---|---|
With oxygen; isobutyraldehyde; (MeO2CCH(Bn)N=CH(C6H4O)-o)2Co In acetonitrile at 25℃; | 51% |
Multi-step reaction with 2 steps 1: (i) CrO3, (ii) /BRN= 102415/ 2: KOH / methanol View Scheme | |
Multi-step reaction with 4 steps 1: Heating; Irradiation 2: (i) KOCH2tBu, (ii) aq. KMnO4 3: LiAlH4 / diethyl ether / Heating 4: (i) Al2O3, benzene, (ii) O2, Et2O View Scheme |
longifolene
(1R,2S,7S,8S,9S)-3,3,7-trimethyltricyclo[5.4.0.02,9]undecane-8-carbaldehyde
Conditions | Yield |
---|---|
With ozone In dichloromethane at -80 - 20℃; for 840000h; | 51% |
Multi-step reaction with 4 steps 1: Heating; Irradiation 2: (i) KOCH2tBu, (ii) aq. KMnO4 3: LiAlH4 / diethyl ether / Heating 4: Al2O3 / benzene View Scheme |
longifolene
acetic anhydride
A
Longibornan-9-ol-acetat
B
(-)-isolongifolene
C
ω-acetyllongifolene
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate for 0.5h; Product distribution; Mechanism; other terpenes and reagents; | A 2% B 50% C 24% |
With boron trifluoride diethyl etherate for 0.5h; ice bath; | A 2% B 50% C 24% |
longifolene
(-)-longicamphenylone
Conditions | Yield |
---|---|
With potassium permanganate; adogen 464 In dichloromethane; acetic acid for 48h; Ambient temperature; | 45% |
With Perbenzoic acid; chloroform | |
With chromium(VI) oxide; acetic acid | |
With chromium(VI) oxide In acetic acid | |
Multi-step reaction with 2 steps 1: PhCO3H / CHCl3; ethanol 2: PhCO3H / CHCl3; ethanol View Scheme |
longifolene
A
(-)-longicamphenylone
Conditions | Yield |
---|---|
With potassium permanganate; N-benzyl-N,N,N-triethylammonium chloride In dichloromethane; acetic acid for 48h; Ambient temperature; | A 42% B 22% |
With potassium permanganate In dichloromethane; acetic acid Ambient temperature; | A 10% B 26% |
longifolene
A
(1S,3aR,4S,8aS,9R)-decahydro-4,8,8-trimethyl-1,4-methanoazulen-9-carboxylic acid
B
(1S,3aR,4S,8aS,9S)-decahydro-4,8,8-trimethyl-1,4-methanoazulen-9-carboxylic acid
C
longidione
D
(-)-longicamphenylone
Conditions | Yield |
---|---|
With ruthenium(II) chloride; sodium periodate In chloroform; water; acetonitrile for 8h; Ambient temperature; Yield given. Title compound not separated from byproducts; | A n/a B n/a C 5.5% D 36% |
With ruthenium(II) chloride; sodium periodate In chloroform; water; acetonitrile for 8h; Ambient temperature; | A n/a B n/a C 5.5% D 36% |
longifolene
(+)-Longicyclen
Conditions | Yield |
---|---|
With aluminum oxide; sodium at 110℃; | 28% |
longifolene
acetic anhydride
A
7-endo-N-acetyl-13-longifolanamide
B
7-endo-13,13-diacetoxylongifolane
C
13-acetoxy-7-exo-acetamidolongifolane
Conditions | Yield |
---|---|
With hexaaquairon(II) perchlorate; dihydrogen peroxide In acetonitrile at 30℃; for 0.0833333h; | A 3.6% B 27.1% C 21.2% |
With hexaaquairon(II) perchlorate; dihydrogen peroxide In acetonitrile at 30℃; for 0.0833333h; | A 3.6% B 27.1% C 21.2% |
longifolene
A
(1S,3aR,4S,8aS,9R)-decahydro-4,8,8-trimethyl-1,4-methanoazulen-9-carboxylic acid
B
(-)-longicamphenylone
Conditions | Yield |
---|---|
With potassium permanganate; Aliquat 336 In dichloromethane Further byproducts given; | A n/a B 22% C n/a D n/a |
longifolene
acetic anhydride
A
Longibornan-9-ol-acetat
B
(-)-isolongifolene
C
1-(octahydro-7,7,8,8-tetramethyl-2,3b-methano-3bH-cyclopenta[1,3]cyclopropa[1,2]benzen-4-yl)ethanone
D
ω-acetyllongifolene
Conditions | Yield |
---|---|
With tin(IV) chloride for 0.5h; ice bath; Yields of byproduct given; | A n/a B 1.77 g C 11% D n/a |
tetrachloromethane
diacetyl peroxide
longifolene
(3S,7S)-3-chloro-15-trichloromethyl-longifolane
longifolene
Conditions | Yield |
---|---|
With osmium(VIII) oxide; diethyl ether |
longifolene
(1R)-2,2,5a-trimethyl-(5at,10at)-decahydro-1r,8-cyclo-heptalen-7-one
Conditions | Yield |
---|---|
With lead(IV) acetate; acetic acid anschl. mit aethanol. NaOH; |
diazomethane
longifolene
A
(7R)-longifolanoic acid-(15)-methyl ester
B
(7S)-longifolanoic acid-(15)-methyl ester
Conditions | Yield |
---|---|
(i) CrO3, (ii) /BRN= 102415/; Multistep reaction; |
Conditions | Yield |
---|---|
With copper |
methanol
longifolene
(7S)-longifolanoic acid-(15)-methyl ester
Conditions | Yield |
---|---|
(i) CrO3, aq. H2SO4, AcOH, (ii) /BRN= 1098229/, benzene; Multistep reaction; |
tetrachloromethane
longifolene
(3S,7S)-3-chloro-15-trichloromethyl-longifolane
Conditions | Yield |
---|---|
With diacetyl peroxide |
Conditions | Yield |
---|---|
In diethyl ether |
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