piperidin-3-ol hydrochloride
dimethyl dicarbonate
3-hydroxypiperidine-1-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With TEA In dichloromethane at 0 - 20℃; | 100% |
With triethylamine In dichloromethane at 0 - 20℃; |
3,4-difluoronitrobenzene
piperidin-3-ol hydrochloride
1-(2-fluoro-4-nitrophenyl)-piperidin-3-ol
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 50 - 60℃; for 3h; | 100% |
piperidin-3-ol hydrochloride
benzyl chloroformate
3-hydroxy-piperidine-1-carboxylic acid benzyl ester
Conditions | Yield |
---|---|
With sodium carbonate In tetrahydrofuran; water at 20℃; for 5h; | 96% |
With triethylamine In dichloromethane at 0℃; for 19h; | 95% |
di-tert-butyl dicarbonate
piperidin-3-ol hydrochloride
N-tert-butoxycarbonyl-3-piperidinol
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 2h; | 94% |
With sodium hydrogencarbonate In tetrahydrofuran for 14h; | 90% |
With triethylamine In dichloromethane | 88% |
piperidin-3-ol hydrochloride
2-Nitrobenzenesulfonyl chloride
1-(2-nitro-benzenesulfonyl)-piperidin-3-one
Conditions | Yield |
---|---|
With potassium carbonate In chloroform; water at 20℃; for 10h; Substitution; | 88% |
piperidin-3-ol hydrochloride
trifluoroacetic anhydride
N-trifluoroacetyl-3-hydroxypiperidine
Conditions | Yield |
---|---|
With pyridine In diethyl ether; dichloromethane for 2.5h; | 87% |
piperidin-3-ol hydrochloride
benzenesulfonyl chloride
Conditions | Yield |
---|---|
With potassium carbonate In chloroform; water at 20℃; Substitution; | 83% |
1-(4-chlorophenyl)cyclobutane-1-carboxylic acid
4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran
piperidin-3-ol hydrochloride
1-[1-(4-Chloro-phenyl)-cyclobutylmethyl]-3-(4-trifluoromethyl-benzyloxy)-piperidine
Conditions | Yield |
---|---|
With IPr2NEt In ethyl acetate; Petroleum ether | 82% |
With IPr2NEt In ethyl acetate; Petroleum ether | 82% |
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 3h; Addition; Mannich reaction; Heating; alkaline hydrolysis; | 77% |
3-bis(4-fluorophenyl)methoxypiperidine
piperidin-3-ol hydrochloride
ethyl bromoacetate
3-bis(4-fluorophenyl)methoxypiperidin-1-yl acetic acid ethyl ester
Conditions | Yield |
---|---|
With potassium carbonate In ethyl acetate; acetonitrile | 77% |
piperidin-3-ol hydrochloride
benzenesulfonyl chloride
N-benzenesulfonyl-3-piperidone
Conditions | Yield |
---|---|
With potassium carbonate In chloroform; water at 20℃; Substitution; | 74% |
(E)-3-phenylpropenal
piperidin-3-ol hydrochloride
1-cinnamylpiperidin-3-ol
Conditions | Yield |
---|---|
Stage #1: (E)-3-phenylpropenal; piperidin-3-ol hydrochloride In methanol at 20℃; for 1h; Stage #2: With triethylsilane; indium(III) chloride In methanol at 20℃; for 48h; | 66% |
piperidin-3-ol hydrochloride
triethylamine
Conditions | Yield |
---|---|
In ethanol at 120℃; for 0.333333h; Microwave irradiation; | 60% |
Conditions | Yield |
---|---|
With triethylamine In methanol | 58% |
diphenylborinic acid
piperidin-3-ol hydrochloride
(N->B)-diphenyl(3-piperidyloxy)borane
Conditions | Yield |
---|---|
With NaOH In methanol addn. of NaOH to piperidine derivative, filtration, addn. of B-compd. at-78°C; evapn. under cooling; | 57% |
With NaOH In benzene addn. of NaOH to piperidine derivative (in H2O), addn. of C6H6, refluxing for 30 min, addn. of slight excess of B-compd. (pptn.); filtration, washing (Et2O), drying; | 39% |
piperidin-3-ol hydrochloride
benzyl chloride
1-benzyl-3-hydroxypiperidine
Conditions | Yield |
---|---|
With triethylamine In toluene | 56.9% |
1-(4-chlorophenyl)cyclobutane-1-carboxylic acid
piperidin-3-ol hydrochloride
1-[1-(4-Chlorophenyl)cyclobutylmethyl]piperidin-3-ol
Conditions | Yield |
---|---|
With aqueous KOH; ammonia In ethanol; 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran; toluene | 54% |
With aqueous KOH; ammonia In toluene | 54% |
5-chloro-2-nitroaniline
piperidin-3-ol hydrochloride
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide | 54% |
piperidin-3-ol hydrochloride
4-Fluoronitrobenzene
1-(4-nitrophenyl)piperidin-3-ol
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In acetonitrile for 18h; Heating / reflux; | 51% |
With N-ethyl-N,N-diisopropylamine In acetonitrile for 18h; Heating / reflux; | 51% |
7-bromo-5-methyl-4-oxo-4,5-dihydrothieno[3,2-c]pyridine-2-carbaldehyde
piperidin-3-ol hydrochloride
7-bromo-2-((3-hydroxypiperidin-1-yl)methyl)-5-methylthieno[3,2-c]pyridin-4(5H)-one
Conditions | Yield |
---|---|
Stage #1: 7-bromo-5-methyl-4-oxo-4,5-dihydrothieno[3,2-c]pyridine-2-carbaldehyde; piperidin-3-ol hydrochloride With acetic acid In methanol at 20℃; for 0.5h; Stage #2: With 2-picoline borane complex In methanol at 20 - 50℃; | 45.9% |
4-Phenyl-1-butene
piperidin-3-ol hydrochloride
Conditions | Yield |
---|---|
Stage #1: piperidin-3-ol hydrochloride With N-chloro-succinimide; tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 1h; Sealed tube; Inert atmosphere; Stage #2: 4-Phenylbut-1-ene With trifluoroacetic acid In dichloromethane at 0℃; for 1h; Sealed tube; Inert atmosphere; Irradiation; | 45% |
8-(cyclohexyloxy)-1-oxo-2-phenyl-1H-pyrido[2,1-b][1,3]benzothiazole-4-carboxylic acid
piperidin-3-ol hydrochloride
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 8h; Inert atmosphere; Green chemistry; | 32% |
4-acetoxybenzyl iodide
piperidin-3-ol hydrochloride
N-p-acetoxybenzyl-3-hydroxypiperidine
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran for 1.5h; Ambient temperature; | 18% |
chloroformic acid ethyl ester
piperidin-3-ol hydrochloride
N-carbethoxy-3-piperidinol
Conditions | Yield |
---|---|
With triethylamine In dichloromethane |
1,4-dihydro-2,6-dimethyl-3-methoxycarbonyl-4-(3-nitrophenyl)-pyridine-5-carboxylic acid chloride
piperidin-3-ol hydrochloride
Conditions | Yield |
---|---|
In dichloromethane; N,N-dimethyl-formamide for 1.3h; Yield given; |
piperidin-3-ol hydrochloride
2-cyanoethyl 3-piperidinyl 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylate
Conditions | Yield |
---|---|
In dichloromethane; N,N-dimethyl-formamide for 4h; Yield given; |
piperidin-3-ol hydrochloride
arachidonoyl chloride
Conditions | Yield |
---|---|
With pyridine for 0.25h; Ambient temperature; Yield given; |
piperidin-3-ol hydrochloride
p-toluenesulfonyl chloride
1-(p-toluenesulfonyl)-piperidin-3-ol
Conditions | Yield |
---|---|
With triethylamine In dichloromethane for 3h; Ambient temperature; |
5-(chloromethyl)-1,3-benzodioxole
piperidin-3-ol hydrochloride
Conditions | Yield |
---|---|
With potassium carbonate; sodium iodide In N,N-dimethyl-formamide at 50℃; for 4h; |
trityl chloride
piperidin-3-ol hydrochloride
(RS)-3-hydroxy-1-N-tritylpiperidine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; |
The 3-Hydroxypiperidine hydrochloride, with the CAS registry number 64051-79-2 and EINECS registry number 264-644-6, has the systematic name and IUPAC name of piperidin-3-ol hydrochloride. It belongs to the following product categories: Fine chemical & intermediates; Heterocyclic Compounds; Piperidines. And the molecular formula of this chemical is C5H12ClNO.
The physical properties of 3-Hydroxypiperidine hydrochloride are as followings: (1)ACD/LogP: -0.64; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -3.73; (4)ACD/LogD (pH 7.4): -3.37; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 2; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 12.47 Å2; (13)Flash Point: 104.5 °C; (14)Enthalpy of Vaporization: 49.82 kJ/mol; (15)Boiling Point: 191.9 °C at 760 mmHg; (16)Vapour Pressure: 0.134 mmHg at 25°C.
Uses of 3-Hydroxypiperidine hydrochloride: It can react with phenylmethanesulfonyl chloride to produce 1-benzenesulfonylmethyl-piperidin-3-one. This reaction will need reagent K2CO3, and the solvent H2O and CHCl3. The reaction temperature is 20°C, and the yield is about 83%.
You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: Cl.OC1CCCNC1
(2)InChI: InChI=1/C5H11NO.ClH/c7-5-2-1-3-6-4-5;/h5-7H,1-4H2;1H
(3)InChIKey: VLECDMDGMKPUSK-UHFFFAOYAY
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