(3R,4R)-3,4-dimethyl-4-<3-(1-methylethoxy)phenyl>piperidinecarboxylic acid phenyl ester
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With hydrogen bromide In acetic acid Reflux; | 88% |
With sodium hydroxide; hydrogen bromide; acetic acid 1.) reflux, 19 h, 2.) MeOH, pH 10.3-10.5, 25 deg C, 1.5 h; Yield given. Multistep reaction; |
(3R,4R)-4-(3-methoxyphenyl)-3,4-dimethylpiperidine
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With hydrogen bromide In acetic acid for 18h; Heating; Yield given; | |
With hydrogen bromide; acetic acid Heating; |
C9H16NO3SBr
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1.1: triethylamine; 4-(dimethylamino)pyridine / CH2Cl2 / 2.5 h / 0 - 20 °C 2.1: CuBr*SMe2 / tetrahydrofuran; diethyl ether / -40 - -35 °C 3.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 4.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 5.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 6.1: n-butyllithium / tetrahydrofuran / -15 °C 6.2: tetrahydrofuran / -50 °C 7.1: sodium borohydride / methanol 8.1: phenyl chloroformate / toluene 9.1: hydrogen bromide; acetic acid / Heating View Scheme |
C13H25NO6SBrP
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1.1: CuBr*SMe2 / tetrahydrofuran; diethyl ether / -40 - -35 °C 2.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 3.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 4.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 5.1: n-butyllithium / tetrahydrofuran / -15 °C 5.2: tetrahydrofuran / -50 °C 6.1: sodium borohydride / methanol 7.1: phenyl chloroformate / toluene 8.1: hydrogen bromide; acetic acid / Heating View Scheme |
C10H18NO2SBr
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 2.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 3.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 4.1: n-butyllithium / tetrahydrofuran / -15 °C 4.2: tetrahydrofuran / -50 °C 5.1: sodium borohydride / methanol 6.1: phenyl chloroformate / toluene 7.1: hydrogen bromide; acetic acid / Heating View Scheme |
C17H25O3SN
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 2.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 3.1: n-butyllithium / tetrahydrofuran / -15 °C 3.2: tetrahydrofuran / -50 °C 4.1: sodium borohydride / methanol 5.1: phenyl chloroformate / toluene 6.1: hydrogen bromide; acetic acid / Heating View Scheme |
C13H17ON
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 2.1: n-butyllithium / tetrahydrofuran / -15 °C 2.2: tetrahydrofuran / -50 °C 3.1: sodium borohydride / methanol 4.1: phenyl chloroformate / toluene 5.1: hydrogen bromide; acetic acid / Heating View Scheme |
C14H19ON
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: n-butyllithium / tetrahydrofuran / -15 °C 1.2: tetrahydrofuran / -50 °C 2.1: sodium borohydride / methanol 3.1: phenyl chloroformate / toluene 4.1: hydrogen bromide; acetic acid / Heating View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sodium borohydride / methanol 2: phenyl chloroformate / toluene 3: hydrogen bromide; acetic acid / Heating View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 13 steps 1.1: 1.68 g / triethylsilane; BF3*OEt2 / CH2Cl2 / 3 h / 0 °C 2.1: bromine / CH2Cl2 / 0.5 h / 0 °C 3.1: 0.73 g / triethylamine / CH2Cl2 / 0.5 h / 0 °C 4.1: (R)-1-Me-3,3-Ph-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; borane-N,N-diethylaniline complex / tetrahydrofuran / 16 h / 0 - 20 °C 5.1: triethylamine; 4-(dimethylamino)pyridine / CH2Cl2 / 2.5 h / 0 - 20 °C 6.1: CuBr*SMe2 / tetrahydrofuran; diethyl ether / -40 - -35 °C 7.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 8.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 9.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 10.1: n-butyllithium / tetrahydrofuran / -15 °C 10.2: tetrahydrofuran / -50 °C 11.1: sodium borohydride / methanol 12.1: phenyl chloroformate / toluene 13.1: hydrogen bromide; acetic acid / Heating View Scheme |
C9H15NO3S
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 12 steps 1.1: bromine / CH2Cl2 / 0.5 h / 0 °C 2.1: 0.73 g / triethylamine / CH2Cl2 / 0.5 h / 0 °C 3.1: (R)-1-Me-3,3-Ph-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; borane-N,N-diethylaniline complex / tetrahydrofuran / 16 h / 0 - 20 °C 4.1: triethylamine; 4-(dimethylamino)pyridine / CH2Cl2 / 2.5 h / 0 - 20 °C 5.1: CuBr*SMe2 / tetrahydrofuran; diethyl ether / -40 - -35 °C 6.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 7.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 8.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 9.1: n-butyllithium / tetrahydrofuran / -15 °C 9.2: tetrahydrofuran / -50 °C 10.1: sodium borohydride / methanol 11.1: phenyl chloroformate / toluene 12.1: hydrogen bromide; acetic acid / Heating View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 11 steps 1.1: 0.73 g / triethylamine / CH2Cl2 / 0.5 h / 0 °C 2.1: (R)-1-Me-3,3-Ph-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; borane-N,N-diethylaniline complex / tetrahydrofuran / 16 h / 0 - 20 °C 3.1: triethylamine; 4-(dimethylamino)pyridine / CH2Cl2 / 2.5 h / 0 - 20 °C 4.1: CuBr*SMe2 / tetrahydrofuran; diethyl ether / -40 - -35 °C 5.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 6.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 7.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 8.1: n-butyllithium / tetrahydrofuran / -15 °C 8.2: tetrahydrofuran / -50 °C 9.1: sodium borohydride / methanol 10.1: phenyl chloroformate / toluene 11.1: hydrogen bromide; acetic acid / Heating View Scheme |
C9H14NO3SBr
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 10 steps 1.1: (R)-1-Me-3,3-Ph-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; borane-N,N-diethylaniline complex / tetrahydrofuran / 16 h / 0 - 20 °C 2.1: triethylamine; 4-(dimethylamino)pyridine / CH2Cl2 / 2.5 h / 0 - 20 °C 3.1: CuBr*SMe2 / tetrahydrofuran; diethyl ether / -40 - -35 °C 4.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 5.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 6.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 7.1: n-butyllithium / tetrahydrofuran / -15 °C 7.2: tetrahydrofuran / -50 °C 8.1: sodium borohydride / methanol 9.1: phenyl chloroformate / toluene 10.1: hydrogen bromide; acetic acid / Heating View Scheme |
3-methoxyphenylboronic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: sodium carbonate / Pd(Ph3P)4 / ethanol; toluene; H2O / 0.75 h / 80 °C 2.1: anisole; triflic acid / CH2Cl2 / 0.5 h / 0 °C 3.1: sodium cyanoborohydride / acetonitrile; H2O / 0.5 h 4.1: n-butyllithium / tetrahydrofuran / -15 °C 4.2: tetrahydrofuran / -50 °C 5.1: sodium borohydride / methanol 6.1: phenyl chloroformate / toluene 7.1: hydrogen bromide; acetic acid / Heating View Scheme |
(+)-1,3(R),4(R)-Trimethyl-4-(3-methoxyphenyl)piperidine
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: phenyl chloroformate / toluene 2: hydrogen bromide; acetic acid / Heating View Scheme | |
Multi-step reaction with 2 steps 1: 1) Proton sponge, vinyl chloroformate, 2) HCl gas / 1) 1,2-dichloroethane, reflux, 5 h, 2) EtOH, reflux, 3 h 2: aq. HBr / acetic acid / 18 h / Heating View Scheme |
(3R,5R)-1,3,4-trimethyl-4-<3-(1-methylethoxy)phenyl>piperidine
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 97 percent / toluene / 2 h / Heating 2: 1.) 48percent HBr, glacial AcOH, 2.) aq. NaOH / 1.) reflux, 19 h, 2.) MeOH, pH 10.3-10.5, 25 deg C, 1.5 h View Scheme | |
Multi-step reaction with 3 steps 1.1: ethanol / 25 - 35 °C 2.1: HO- 2.2: 2 h / Reflux 3.1: hydrogen bromide / acetic acid / Reflux View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: NaBH4 / methanol / 3 h / 25 °C 2: 97 percent / toluene / 2 h / Heating 3: 1.) 48percent HBr, glacial AcOH, 2.) aq. NaOH / 1.) reflux, 19 h, 2.) MeOH, pH 10.3-10.5, 25 deg C, 1.5 h View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Stage #1: C20H23NO3 With hydrogen bromide; acetic acid for 18h; Heating / reflux; Stage #2: With sodium hydroxide; water at 10 - 30℃; for 1h; pH=1.7; | n/a |
Stage #1: C20H23NO3 With hydrogen bromide; acetic acid In water at 10 - 60℃; for 18h; Heating / reflux; Stage #2: With sodium hydroxide In water at 10 - 30℃; for 1h; pH=< 1.7; | |
Stage #1: C20H23NO3 With hydrogen bromide; acetic acid In water at 50 - 60℃; for 18h; Heating / reflux; Stage #2: With sodium hydroxide In water at 10 - 60℃; for 1h; pH=< 1.7; |
(R)-1,2,3,4-tetrahydro-1,3-dimethyl-4-<3-(1-methylethoxy)phenyl>pyridine
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: n-butyllithium / tetrahydrofuran / 3 h / -60 - -55 °C 2.1: sodium tetrahydroborate / methanol / 25 - 35 °C 3.1: ethanol / 25 - 35 °C 4.1: HO- 4.2: 2 h / Reflux 5.1: hydrogen bromide / acetic acid / Reflux View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium tetrahydroborate / methanol / 25 - 35 °C 2.1: ethanol / 25 - 35 °C 3.1: HO- 3.2: 2 h / Reflux 4.1: hydrogen bromide / acetic acid / Reflux View Scheme |
C17H27NO*C20H18O8
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: HO- 1.2: 2 h / Reflux 2.1: hydrogen bromide / acetic acid / Reflux View Scheme |
3-(isopropyloxy)phenylbromide
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1.1: n-butyllithium / tetrahydrofuran / -65 °C 2.1: ethyl acetate / 25 - 35 °C 3.1: (2S,3S)-di-4-toluoyltartaric acid / ethanol / 20 h / 25 - 35 °C / Resolution of racemate 4.1: decalin / 190 - 195 °C 5.1: n-butyllithium / tetrahydrofuran / 3 h / -60 - -55 °C 6.1: sodium tetrahydroborate / methanol / 25 - 35 °C 7.1: ethanol / 25 - 35 °C 8.1: HO- 8.2: 2 h / Reflux 9.1: hydrogen bromide / acetic acid / Reflux View Scheme |
1,3-dimethyl-4-piperidinone
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1.1: n-butyllithium / tetrahydrofuran / -65 °C 2.1: ethyl acetate / 25 - 35 °C 3.1: (2S,3S)-di-4-toluoyltartaric acid / ethanol / 20 h / 25 - 35 °C / Resolution of racemate 4.1: decalin / 190 - 195 °C 5.1: n-butyllithium / tetrahydrofuran / 3 h / -60 - -55 °C 6.1: sodium tetrahydroborate / methanol / 25 - 35 °C 7.1: ethanol / 25 - 35 °C 8.1: HO- 8.2: 2 h / Reflux 9.1: hydrogen bromide / acetic acid / Reflux View Scheme |
1,3-dimethyl-4-[3-(propan-2-yloxy)phenyl]-4-piperidinol
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1.1: ethyl acetate / 25 - 35 °C 2.1: (2S,3S)-di-4-toluoyltartaric acid / ethanol / 20 h / 25 - 35 °C / Resolution of racemate 3.1: decalin / 190 - 195 °C 4.1: n-butyllithium / tetrahydrofuran / 3 h / -60 - -55 °C 5.1: sodium tetrahydroborate / methanol / 25 - 35 °C 6.1: ethanol / 25 - 35 °C 7.1: HO- 7.2: 2 h / Reflux 8.1: hydrogen bromide / acetic acid / Reflux View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: (2S,3S)-di-4-toluoyltartaric acid / ethanol / 20 h / 25 - 35 °C / Resolution of racemate 2.1: decalin / 190 - 195 °C 3.1: n-butyllithium / tetrahydrofuran / 3 h / -60 - -55 °C 4.1: sodium tetrahydroborate / methanol / 25 - 35 °C 5.1: ethanol / 25 - 35 °C 6.1: HO- 6.2: 2 h / Reflux 7.1: hydrogen bromide / acetic acid / Reflux View Scheme |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: decalin / 190 - 195 °C 2.1: n-butyllithium / tetrahydrofuran / 3 h / -60 - -55 °C 3.1: sodium tetrahydroborate / methanol / 25 - 35 °C 4.1: ethanol / 25 - 35 °C 5.1: HO- 5.2: 2 h / Reflux 6.1: hydrogen bromide / acetic acid / Reflux View Scheme |
di-tert-butyl dicarbonate
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
4(R)-(3-hydroxyphenyl)-3(R),4-dimethyl-1-tert-butyloxycarbonylpiperidine
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 25℃; | 100% |
With triethylamine In tetrahydrofuran at 20℃; for 2h; | 100% |
With triethylamine In tetrahydrofuran at 0 - 20℃; for 19h; | 100% |
With triethylamine In tetrahydrofuran for 2h; |
trifluoromethylsulfonic anhydride
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at -78 - 20℃; | 100% |
With N-ethyl-N,N-diisopropylamine In dichloromethane at -78 - 20℃; | 100% |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
acrylic acid methyl ester
methyl (3R,4R)-4-(3-hydroxyphenyl)-3,4-dimethyl-1-piperidinepropanoate
Conditions | Yield |
---|---|
In tetrahydrofuran at 40 - 45℃; for 4h; | 98% |
In tetrahydrofuran at 45℃; for 4h; | 96% |
In tetrahydrofuran at 40 - 45℃; for 18.5 - 19.5h; | |
Stage #1: 3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol; acrylic acid methyl ester In tetrahydrofuran at 40 - 45℃; for 18.5 - 19.5h; Stage #2: With hyflo supercel |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
3-oxocyclohex-1-en-1-yl 4-methylbenzenesulfonate
1-(3'-oxo-1'-cyclohexenyl)-(3R,4R)-dimethyl-(3-hydroxyphenyl)piperidine
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran for 8h; Heating; | 90% |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
3-oxocyclopent-1-en-1-yl 4-methylbenzenesulfonate
1-(3'-oxo-1'-cyclopentenyl)-(3R,4R)-dimethyl-(3-hydroxyphenyl)piperidine
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran for 8h; Heating; | 90% |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
(+)-1-(3(S)-3-hydroxy-3-cyclohexylpropyl)-3(R),4(R)-dimethyl-4-(3-hydroxyphenyl)piperidine
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In 1,2-dimethoxyethane for 8h; Heating; | 82% |
ethyl N-[(2S)-2-benzyl-3-{[(4-bromophenyl)sulfonyl]oxy}propanoyl]glycinate
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In 1,2-dimethoxyethane at 25 - 85℃; Reflux; | 80% |
phenylacetaldehyde
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
3-((3R,4R)-3,4-Dimethyl-1-phenethyl-piperidin-4-yl)-phenol
Conditions | Yield |
---|---|
With pyridine; borane In ethanol at 25℃; | 71% |
2-Benzylacrylic acid ethyl ester
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Stage #1: 2-Benzylacrylic acid ethyl ester; 3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol In toluene for 4h; Reflux; Stage #2: With hydrogenchloride In ethanol; toluene at 20℃; pH=1; | 34.7% |
methyl 2-benzylacrylate
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Stage #1: methyl 2-benzylacrylate; 3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol In toluene for 4h; Reflux; Stage #2: With hydrogenchloride In methanol; toluene at 20℃; pH=1; | 29.6% |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
Stage #1: 3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol; 2-benzylacrylic acid butyl ester In toluene for 4h; Reflux; Stage #2: With hydrogenchloride In butan-1-ol at 20℃; pH=1; | 24% |
3-(2-thienyl)-propanoic acid chloride
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 90℃; for 2h; | |
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In N,N-dimethyl-formamide for 1h; Ambient temperature; |
5-methylhexanoyl chloride
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In N,N-dimethyl-formamide for 1h; Ambient temperature; |
N-(2-benzoylethyl)-N,N,N-trimethylammonium iodide
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide for 4h; Ambient temperature; |
(-)-(1S)-1-(tert-Butyldimethylsiloxy)-1-cyclohexyl-3-hydroxypropane
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; methanesulfonyl chloride; triethylamine 1) CH2Cl2, 0 deg C, 30 min, 2) DMF, reflux, 1 h; Multistep reaction; |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Hexanoyl chloride
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In N,N-dimethyl-formamide for 1h; Ambient temperature; |
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide for 3h; Ambient temperature; |
2-Benzylacrylic acid ethyl ester
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
In methanol for 240h; Ambient temperature; | 8.0 g |
Benzofuran-2-carboxylic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
benzo[b]thiophene-2-carboxylic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
(E)-3-phenylacrylic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
cis-cinnamic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
(E)-3-(2-methylphenyl)acrylic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
trans-2-chlorocinnamic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
(1S*,2R*)-2-phenylcyclopropane-1-carboxylic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
trans-2-phenylcyclopropane-1-carboxylic acid
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With sodium dihydro-bis-(2-methoxyethoxy)aluminate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine 1.) THF, RT, 1 h, 2.) THF, toluene, RT, 1 h; Yield given. Multistep reaction; |
BOC-glycine
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With TEA; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate In tetrahydrofuran for 1h; Ambient temperature; |
t-Boc-L-valine
3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol
Conditions | Yield |
---|---|
With TEA; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate In tetrahydrofuran for 1h; Ambient temperature; |
The Phenol,3-[(3R,4R)-3,4-dimethyl-4-piperidinyl]-, with its CAS registry number 119193-19-0, has the systematic name of 3-[(3R,4R)-3,4-dimethylpiperidin-4-yl]phenol. With its molecular foumula of C13H19NO, it has the formula weight of 205.30. For being a kind of irritant chemical, it may cause inflammation to the skin or other mucous membranes.
The characteristics of Phenol,3-[(3R,4R)-3,4-dimethyl-4-piperidinyl]- are as follows: (1)ACD/LogP: 2.44; (2)# of Rule of 5 Violations: 0; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 2; (8)#H bond donors: 2; (9)#Freely Rotating Bonds: 2; (10)Polar Surface Area: 32.26 Å2; (11)Index of Refraction: 1.522; (12)Molar Refractivity: 62.054 cm3; (13)Molar Volume: 203.515 cm3; (14)Polarizability: 24.6×10-24cm3; (15)Surface Tension: 37.753 dyne/cm; (16)Density: 1.009 g/cm3; (17)Flash Point: 115.716 °C; (18)Enthalpy of Vaporization: 60.146 kJ/mol; (19)Boiling Point: 335.464 °C at 760 mmHg.
What's more, the following datas could be converted into the molecular structure:
(1)SMILES:Oc1cccc(c1)[C@]2(C)CCNC[C@@H]2
(2)InChI:InChI=1/C13H19NO/c1-10-9-14-7-6-13(10,2)11-4-3-5-12(15)8-11/h3-5,8,10,14-15H,6-7,9H2,1-2H3/t10-,13+/m0/s1
(3)InChIKey:HXZDAOSDNCHKFE-GXFFZTMABP
(4)Std. InChI:InChI=1S/C13H19NO/c1-10-9-14-7-6-13(10,2)11-4-3-5-12(15)8-11/h3-5,8,10,14-15H,6-7,9H2,1-2H3/t10-,13+/m0/s1
(5)Std. InChIKey:HXZDAOSDNCHKFE-GXFFZTMASA-N
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