Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; isobutyraldehyde at 65℃; for 12h; | A 90% B 90% |
diisopinocampheylborane
(+)-α-pinene
Conditions | Yield |
---|---|
Stage #1: With benzaldehyde at 50℃; Oxidation; Stage #2: diisopinocampheylborane With boron trifluoride diethyl etherate at 100℃; for 1h; Oxidation; | 86% |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; isobutyraldehyde at 65℃; for 12h; | A 84% B 67% |
(+)-α-pinene
Conditions | Yield |
---|---|
Stage #1: diisopinocampheylborane With benzaldehyde Inert atmosphere; Cooling with ice; Stage #2: With boron trifluoride diethyl etherate at 100℃; for 1h; Inert atmosphere; | 71% |
(1S,4R,5R)-3-iodo-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene
A
(+)-α-pinene
B
(1R,2R,5S)-2,6,6-trimethylbicyclo[3.1.1]heptan-3-one
C
6,6-dimethyl4-methylidenebicyclo[3.1.1]hept-2-ene
Conditions | Yield |
---|---|
Stage #1: (1S,4R,5R)-3-iodo-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene With potassium tert-butylate In diethylene glycol dimethyl ether at 170℃; for 8h; Stage #2: With silica gel In hexane | A 6% B 32% C 54% |
(-)-isopinocamphyl tosylate
A
(+)-α-pinene
B
(1S,4S,5R)-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 110℃; for 3h; Title compound not separated from byproducts.; | A 45% B 45% |
Conditions | Yield |
---|---|
With tetrachloromethane; triphenylphosphine for 16h; Heating; | A n/a B 30% |
Conditions | Yield |
---|---|
With chloranil In dichloromethane; acetonitrile Irradiation; Yield given; | A n/a B n/a C 5% |
ethanol
(1R,2S,3R)-3-(toluene-sulfonyl-(4)-oxy)-pinane
sodium ethanolate
A
(+)-α-pinene
B
(-)-trans-δ-pinene
ethanol
(1R,2R,3S)-3-(toluene-sulfonyl-(4)-oxy)-pinane
sodium ethanolate
A
(+)-α-pinene
B
(1S,4S,5R)-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene
Conditions | Yield |
---|---|
Leiten des Dampfes durch Gelatine-Hydrosol; |
Conditions | Yield |
---|---|
With ethanol; mercury(II) oxide |
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine; trimethylsilyl trifluoromethanesulfonate; 1,8-diazabicyclo[5.4.0]undec-7-ene 1.) toluene, -50 deg C, 1h, 2.) toluene, 26 deg C, 10h; Yield given. Multistep reaction. Yields of byproduct given; |
cyclopinene
A
Beta-pinene
B
4-methylisopropylbenzene
C
camphene
D
2-menthene
E
(+)-α-pinene
F
limonene.
Conditions | Yield |
---|---|
With KU 21 cation-exchange resin In hexane at 70℃; for 1h; Product distribution; | A 4 % Chromat. B n/a C 3 % Chromat. D n/a E 76 % Chromat. F n/a |
filipendulol tosylate
A
4-methylisopropylbenzene
B
(+)-α-pinene
C
cyclopinene
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In diethyl ether for 5h; Heating; Yield given. Yields of byproduct given; |
benzaldehyde
(4aR,8aR)-1-((1R,2S,3R,5R)-2,6,6-Trimethyl-bicyclo[3.1.1]hept-3-yl)-decahydro-benzo[b]borinine
A
(+)-α-pinene
B
(4aR,8aR)-1-Benzyloxy-decahydro-benzo[b]borinine
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 6h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
acetaldehyde
(4aR,8aR)-1-((1R,2S,3R,5R)-2,6,6-Trimethyl-bicyclo[3.1.1]hept-3-yl)-decahydro-benzo[b]borinine
A
(+)-α-pinene
B
(4aR,8aR)-1-Ethoxy-decahydro-benzo[b]borinine
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 1h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
2,3-epoxy-cis-pinane
benzene
A
(+)-α-pinene
B
(+)-pinocamphone
C
(-)-trans-pinocarveol
(+)-α-pinene
Conditions | Yield |
---|---|
With ethanol; aniline |
(+)-α-pinene
Conditions | Yield |
---|---|
With ethanol; aniline |
Conditions | Yield |
---|---|
With potassium phenolate at 150℃; |
(+)-α-pinene
2-Pinene oxide
Conditions | Yield |
---|---|
With 4-tert-butylpyridine; urea hydrogen peroxide adduct; methyltrioxorhenium(VII) In nitromethane; water at 0℃; for 5h; | 100% |
With dihydrogen peroxide; sodium acetate; acetic anhydride; sodium hydrogencarbonate In 1,2-dichloro-ethane at 50℃; for 4h; Solvent; Reagent/catalyst; Temperature; | 90% |
With Candida antarctica lipase B; Octanoic acid; choline chloride; dihydrogen peroxide; glycerol; urea In water at 60℃; for 3h; Reagent/catalyst; Solvent; Time; Temperature; | 84.6% |
(+)-α-pinene
diisopinocampheylborane
Conditions | Yield |
---|---|
With borane N-ethyl-N-isopropylaniline complex In 1,4-dioxane at 0 - 20℃; hydroboration; | 99% |
With dimethylsulfide borane complex In tetrahydrofuran; dimethyl sulfoxide at 0 - 20℃; Inert atmosphere; | 90% |
With dimethylsulfide borane complex In tetrahydrofuran at 20℃; for 24h; | 85% |
(+)-α-pinene
(1S)-pinocarvone
Conditions | Yield |
---|---|
With oxygen; 5,15,10,20-tetraphenylporphyrin; acetic anhydride; dmap In dichloromethane at 20℃; for 18h; Irradiation; | 99% |
With tetraphenyl pyrophosphate; oxygen; acetic anhydride Irradiation; | 99% |
With pyridine; dmap; 5,10,15,20-tetrakisphenylporphyrin; oxygen; acetic anhydride In dichloromethane for 1.5h; Irradiation; | 97% |
(+)-α-pinene
2,3-epoxy-cis-pinane
Conditions | Yield |
---|---|
With dihydrogen peroxide; (trans-1,2-diaminocyclohexane)methyltrioxorhenium In dichloromethane; water; acetonitrile at -10℃; for 1h; | 98% |
With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 0℃; | 93% |
With 3,3-dimethyldioxirane In dichloromethane; acetone at -5 - 0℃; for 2h; | 92% |
(+)-α-pinene
R-B-isopinocampheyl-9-borabicyclo[3.3.1]nonane
Conditions | Yield |
---|---|
In tetrahydrofuran at 24℃; for 24h; Product distribution; other time; hydroboration of 2-organylapopinenes with 9-borabicyclo<3.3.1>nonane; effect of steric factors of alkyl substituent on the rate of hydroboration; conversion; | 98% |
(+)-α-pinene
pinanediol
Conditions | Yield |
---|---|
With osmium(VIII) oxide; trimethylamine-N-oxide In pyridine; water; tert-butyl alcohol for 96h; Heating; | 96.5% |
With pyridine; osmium(VIII) oxide; trimethylamine-N-oxide; water In tert-butyl alcohol for 24h; Reflux; | 96.5% |
With pyridine; osmium(VIII) oxide; trimethylamine-N-oxide In tert-butyl alcohol for 24h; Inert atmosphere; Reflux; | 91% |
(+)-α-pinene
(1S,3S)-3-acetyl-2,2-dimethylcyclobutaneacetaldehyde1,6-cyclodecanedione
Conditions | Yield |
---|---|
Stage #1: (+)-α-pinene With ozone In dichloromethane; isopropyl alcohol at -78℃; Stage #2: With ring-opening metathesis polymer-supported triphenylphosphine In dichloromethane; isopropyl alcohol at 20℃; for 2h; Further stages.; | 96% |
Stage #1: (+)-α-pinene With oxygen; ozone In dichloromethane at -78℃; Schlenk technique; Stage #2: With triphenylphosphine In dichloromethane at -78 - 20℃; | 36% |
With ozone |
(+)-α-pinene
Conditions | Yield |
---|---|
With oxygen; isobutyraldehyde In acetonitrile at 25℃; for 2h; Reagent/catalyst; | 96% |
With 1,3,5-trichlorobenzene; iodosylbenzene; C38H35ClN4OPRu(1+)*Cl(1-); trifluoroacetic acid In 1,1,2,2-tetrachloroethane at 30℃; for 19h; | 32% |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 16h; | 95% |
(+)-α-pinene
Conditions | Yield |
---|---|
With deuterium; Wilkinson's catalyst In toluene | 93.5% |
(+)-α-pinene
methyl (αR,1R,4R,6S)-α-(3,5,5-trimethylbicyclo[3.1.1]hept-2-en-1-yl)-(4-bromophenyl)acetate
Conditions | Yield |
---|---|
With dirhodium tetrakis(S-(N-dodecylbenzenesulfonyl)prolinate) In various solvent(s) at 23℃; for 3h; | 93% |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; isobutyraldehyde at 65℃; for 12h; | A 90% B 90% |
diisopinocampheylborane
(+)-α-pinene
Conditions | Yield |
---|---|
Stage #1: With benzaldehyde at 50℃; Oxidation; Stage #2: diisopinocampheylborane With boron trifluoride diethyl etherate at 100℃; for 1h; Oxidation; | 86% |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; isobutyraldehyde at 65℃; for 12h; | A 84% B 67% |
(+)-α-pinene
Conditions | Yield |
---|---|
Stage #1: diisopinocampheylborane With benzaldehyde Inert atmosphere; Cooling with ice; Stage #2: With boron trifluoride diethyl etherate at 100℃; for 1h; Inert atmosphere; | 71% |
(1S,4R,5R)-3-iodo-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene
A
(+)-α-pinene
B
(1R,2R,5S)-2,6,6-trimethylbicyclo[3.1.1]heptan-3-one
C
6,6-dimethyl4-methylidenebicyclo[3.1.1]hept-2-ene
Conditions | Yield |
---|---|
Stage #1: (1S,4R,5R)-3-iodo-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene With potassium tert-butylate In diethylene glycol dimethyl ether at 170℃; for 8h; Stage #2: With silica gel In hexane | A 6% B 32% C 54% |
(-)-isopinocamphyl tosylate
A
(+)-α-pinene
B
(1S,4S,5R)-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 110℃; for 3h; Title compound not separated from byproducts.; | A 45% B 45% |
Conditions | Yield |
---|---|
With tetrachloromethane; triphenylphosphine for 16h; Heating; | A n/a B 30% |
Conditions | Yield |
---|---|
With chloranil In dichloromethane; acetonitrile Irradiation; Yield given; | A n/a B n/a C 5% |
ethanol
(1R,2S,3R)-3-(toluene-sulfonyl-(4)-oxy)-pinane
sodium ethanolate
A
(+)-α-pinene
B
(-)-trans-δ-pinene
ethanol
(1R,2R,3S)-3-(toluene-sulfonyl-(4)-oxy)-pinane
sodium ethanolate
A
(+)-α-pinene
B
(1S,4S,5R)-4,6,6-trimethylbicyclo[3.1.1]hept-2-ene
Conditions | Yield |
---|---|
Leiten des Dampfes durch Gelatine-Hydrosol; |
Conditions | Yield |
---|---|
With ethanol; mercury(II) oxide |
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine; trimethylsilyl trifluoromethanesulfonate; 1,8-diazabicyclo[5.4.0]undec-7-ene 1.) toluene, -50 deg C, 1h, 2.) toluene, 26 deg C, 10h; Yield given. Multistep reaction. Yields of byproduct given; |
cyclopinene
A
Beta-pinene
B
4-methylisopropylbenzene
C
camphene
D
2-menthene
E
(+)-α-pinene
F
limonene.
Conditions | Yield |
---|---|
With KU 21 cation-exchange resin In hexane at 70℃; for 1h; Product distribution; | A 4 % Chromat. B n/a C 3 % Chromat. D n/a E 76 % Chromat. F n/a |
filipendulol tosylate
A
4-methylisopropylbenzene
B
(+)-α-pinene
C
cyclopinene
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In diethyl ether for 5h; Heating; Yield given. Yields of byproduct given; |
benzaldehyde
(4aR,8aR)-1-((1R,2S,3R,5R)-2,6,6-Trimethyl-bicyclo[3.1.1]hept-3-yl)-decahydro-benzo[b]borinine
A
(+)-α-pinene
B
(4aR,8aR)-1-Benzyloxy-decahydro-benzo[b]borinine
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 6h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
Conditions | Yield |
---|---|
In diethyl ether at 0℃; for 0.5h; Elimination; |
The Bicyclo[3.1.1]hept-2-ene,2,6,6-trimethyl-, (1R,5R)-, with the CAS registry number 7785-70-8 and EINECS registry number 232-087-8, has the systematic name of (1R,5R)-2,6,6-trimethylbicyclo[3.1.1]hept-2-ene. It is a kind of clear colourless liquid, and belongs to the product categories: Industrial/Fine Chemicals; Bicyclic Monoterpenes; Biochemistry; Terpenes. The molecular formula of the chemical is C10H16.
The characteristics of Bicyclo[3.1.1]hept-2-ene,2,6,6-trimethyl-, (1R,5R)- are as followings: (1)ACD/LogP: 4.37; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.37; (4)ACD/LogD (pH 7.4): 4.37; (5)ACD/BCF (pH 5.5): 1237.71; (6)ACD/BCF (pH 7.4): 1237.71; (7)ACD/KOC (pH 5.5): 5692.39; (8)ACD/KOC (pH 7.4): 5692.39; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.479; (14)Molar Refractivity: 43.96 cm3; (15)Molar Volume: 154.9 cm3; (16)Polarizability: 17.42×10-24cm3; (17)Surface Tension: 25.3 dyne/cm; (18)Density: 0.879 g/cm3; (19)Flash Point: 32.2 °C; (20)Enthalpy of Vaporization: 37.83 kJ/mol; (21)Boiling Point: 157.9 °C at 760 mmHg; (22)Vapour Pressure: 3.49 mmHg at 25°C.
Uses of Bicyclo[3.1.1]hept-2-ene,2,6,6-trimethyl-, (1R,5R)-: It can be used to produce (1S,2S,3R)-2,3-epoxy-pinane. This reaction will need reagent perbenzoic acid and Na2CO3, and the menstruum benzene and CH2Cl2. The reaction temperature is -5~0°C, and the yield is about 85%.
You should be cautious while dealing with this chemical. It is a kind of flammable chemical, and it irritates to eyes, respiratory system and skin. Therefore, you had better take the following instructions: Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer), and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: C\1=C(\[C@H]2C[C@@H](C/1)C2(C)C)C
(2)InChI: InChI=1/C10H16/c1-7-4-5-8-6-9(7)10(8,2)3/h4,8-9H,5-6H2,1-3H3/t8-,9-/m1/s1
(3)InChIKey: GRWFGVWFFZKLTI-RKDXNWHRBM
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