Product Name

  • Name

    2-Piperidinoethanol

  • EINECS 221-244-6
  • CAS No. 3040-44-6
  • Article Data54
  • CAS DataBase
  • Density 0.974 g/cm3
  • Solubility
  • Melting Point 16 °C
  • Formula C7H15NO
  • Boiling Point 200.5 °C at 760 mmHg
  • Molecular Weight 129.202
  • Flash Point 91.2 °C
  • Transport Information UN 2735
  • Appearance clear colourless liquid
  • Safety 36/37/39
  • Risk Codes 22-36/37/38
  • Molecular Structure Molecular Structure of 3040-44-6 (2-Piperidinoethanol)
  • Hazard Symbols HarmfulXn
  • Synonyms 1-(2-Hydroxyethyl)piperidine;2-(1-Piperidino)ethanol;2-(1-Piperidinyl)ethanol;2-(N-Piperidino)ethanol;2-(Piperid-1-yl)ethanol;1-Piperidineethanol;N-(2-Hydroxyethyl)piperidine;N-(b-Hydroxyethyl)piperidine;N-Piperidineethanol;N-Piperidinoethanol;NSC 3460;b-Piperidinoethanol;
  • PSA 23.47000
  • LogP 0.40250

Synthetic route

piperidine
110-89-4

piperidine

2-bromoethanol
540-51-2

2-bromoethanol

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
In dichloromethane at 20℃; for 16h;99%
at 80℃; for 72h;85%
With sodium carbonate In acetonitrile at 20℃; for 48h; Reflux;36.8%
piperidin-1-yl-acetic acid ethyl ester
23853-10-3

piperidin-1-yl-acetic acid ethyl ester

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
With C30H34Cl2N2P2Ru; potassium methanolate; hydrogen In tetrahydrofuran at 100℃; under 38002.6 - 76005.1 Torr; for 5h; Glovebox; Autoclave;96%
With ethanol; ruthenium(bis[2‐(ethylsulfanyl)ethyl]amine)(dichloro)(triphenylphosphine); potassium tert-butylate In toluene at 80℃; for 16h;95%
With ethanol; nickel at 50℃; under 110326 - 147102 Torr; Hydrogenation;
methyl 2-piperidylacetate
58583-90-7

methyl 2-piperidylacetate

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
With [carbonylchlorohydrido{bis[2-(diphenylphosphinomethyl)ethyl]amino}ethylamino] ruthenium(II); hydrogen; sodium methylate In methanol at 100℃; under 37503.8 Torr; for 16h; Autoclave; Inert atmosphere;86%
1-(2-(2-methoxy-4-nitrophenoxy)ethyl)piperidine
136616-35-8

1-(2-(2-methoxy-4-nitrophenoxy)ethyl)piperidine

A

piperidine
110-89-4

piperidine

B

1-ethyl-piperidine
766-09-6

1-ethyl-piperidine

C

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

D

2-methoxy-4-nitrophenol
3251-56-7

2-methoxy-4-nitrophenol

E

3-Azonia-spiro[2.5]octane

3-Azonia-spiro[2.5]octane

F

3-methoxy-4-(2-(piperidin-1-yl)ethoxy)aniline

3-methoxy-4-(2-(piperidin-1-yl)ethoxy)aniline

Conditions
ConditionsYield
In acetonitrile Rate constant; Product distribution; Mechanism; Ambient temperature; Irradiation;A n/a
B n/a
C n/a
D 83%
E n/a
F n/a
piperidine
110-89-4

piperidine

methanol
67-56-1

methanol

formaldehyd
50-00-0

formaldehyd

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
With tert.-butylhydroperoxide; titanium(III) chloride at 20℃; for 0.5h; Acidic aq. solution; Inert atmosphere;80%
piperidine
110-89-4

piperidine

2-chloro-ethanol
107-07-3

2-chloro-ethanol

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
at 70℃; for 5h;75%
With acetone
With benzene
4-(2,6-dioxacyclohexyl)phenol
6052-80-8

4-(2,6-dioxacyclohexyl)phenol

2-(dimethylamino)ethyl ethyl carbonate
1391906-41-4

2-(dimethylamino)ethyl ethyl carbonate

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
Stage #1: 4-(2,6-dioxacyclohexyl)phenol; 2-(dimethylamino)ethyl ethyl carbonate In acetonitrile at 200℃; under 12001.2 Torr; for 8h; Autoclave;
Stage #2: With trifluoroacetic acid In acetonitrile at 20℃; for 20h;
69%
oxirane
75-21-8

oxirane

piperidine
110-89-4

piperidine

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
at 100℃;
at 100℃;
With water Im Rohr bei Raumtemperatur;
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

ethanolamine
141-43-5

ethanolamine

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
With potassium hydroxide
piperidine
110-89-4

piperidine

ethylene glycol
107-21-1

ethylene glycol

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

1,2-dipiperidinoethane
1932-04-3

1,2-dipiperidinoethane

Conditions
ConditionsYield
With triphenylphosphine; ruthenium trichloride at 120℃; for 15h; Product distribution; other catalyst, also with THF, other phosphine, also at 220 degC;
With triphenylphosphine; ruthenium trichloride at 220℃; for 15h;

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

aniline
62-53-3

aniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(4-ethoxy-phenyl)-carbamic acid-(2-piperidino-ethyl ester); hydrochloride
55792-10-4

(4-ethoxy-phenyl)-carbamic acid-(2-piperidino-ethyl ester); hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

4-Ethoxyaniline
156-43-4

4-Ethoxyaniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(3-Propoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
52205-61-5

(3-Propoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

3-propoxyaniline
4469-79-8

3-propoxyaniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
p-Tolyl-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
117855-67-1

p-Tolyl-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

p-toluidine
106-49-0

p-toluidine

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(4-Ethyl-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
104654-03-7

(4-Ethyl-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

4-aminoethylbenzene
589-16-2

4-aminoethylbenzene

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
2-piperidinoethyl N-(3-methoxyphenyl)carbamate hydrochloride
55792-06-8

2-piperidinoethyl N-(3-methoxyphenyl)carbamate hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

m-Anisidine
536-90-3

m-Anisidine

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(4-Fluoro-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
117872-31-8

(4-Fluoro-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

4-fluoroaniline
371-40-4

4-fluoroaniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(3-Fluoro-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
117872-32-9

(3-Fluoro-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

meta-fluoroaniline
372-19-0

meta-fluoroaniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
2-piperidinoethyl N-(4-chlorophenyl)carbamate hydrochloride
20229-03-2

2-piperidinoethyl N-(4-chlorophenyl)carbamate hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

4-chloro-aniline
106-47-8

4-chloro-aniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(3-Ethoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
55792-09-1

(3-Ethoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

m-phenetidine
621-33-0

m-phenetidine

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(4-Isopropoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
117855-65-9

(4-Isopropoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

4-(isopropoxy)aniline
7664-66-6

4-(isopropoxy)aniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(4-Propoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
55792-12-6

(4-Propoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

4-propoxyaniline
4469-80-1

4-propoxyaniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(3-Isopropoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
117855-66-0

(3-Isopropoxy-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

3-isopropoxyaniline
41406-00-2

3-isopropoxyaniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
(3-Trifluoromethyl-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride
117855-64-8

(3-Trifluoromethyl-phenyl)-carbamic acid 2-piperidin-1-yl-ethyl ester; hydrochloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

3-trifluoromethylaniline
98-16-8

3-trifluoromethylaniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;
1-(2-(4-methoxyphenylcarbamoyloxy)ethyl)piperidinium chloride
55792-07-9

1-(2-(4-methoxyphenylcarbamoyloxy)ethyl)piperidinium chloride

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

4-methoxy-aniline
104-94-9

4-methoxy-aniline

Conditions
ConditionsYield
With water In ethanol at 40 - 70℃; Rate constant; Thermodynamic data; Kinetics;

A

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B

carbon dioxide
124-38-9

carbon dioxide

C

aniline
62-53-3

aniline

Conditions
ConditionsYield
With sodium hydroxide In ethanol; water at 40℃; Rate constant; Thermodynamic data; var. temp., EA;
diethylene-bis-piperidinium chloride

diethylene-bis-piperidinium chloride

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
With potassium hydroxide Destillieren;
N-<β-chloro-ethyl>-piperidine

N-<β-chloro-ethyl>-piperidine

1-piperidinoethanol
3040-44-6

1-piperidinoethanol

Conditions
ConditionsYield
With sulfuric acid at 160℃;
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

4-benzyloxy-2-fluoro-1-nitrobenzene
221040-07-9

4-benzyloxy-2-fluoro-1-nitrobenzene

1-{2-[5-(benzyloxy)-2-nitrophenoxy]ethyl}piperidine

1-{2-[5-(benzyloxy)-2-nitrophenoxy]ethyl}piperidine

Conditions
ConditionsYield
Stage #1: 1-piperidinoethanol With sodium hydride In tetrahydrofuran; mineral oil at 20 - 30℃; for 1h;
Stage #2: 4-benzyloxy-2-fluoro-1-nitrobenzene In tetrahydrofuran; mineral oil at 20℃; for 1h;
98.3%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

4-(2-hydroxyethyl)morpholine 4-oxide
95925-60-3

4-(2-hydroxyethyl)morpholine 4-oxide

Conditions
ConditionsYield
With 2,2,2-Trifluoroacetophenone; dihydrogen peroxide; acetonitrile In tert-butyl alcohol at 20℃; for 18h; Green chemistry; chemoselective reaction;98%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

(2-dimethylamino-6-methoxy-benzo[b]thiophen-3-yl)-(4-fluoro-phenyl)-methanone
243845-88-7

(2-dimethylamino-6-methoxy-benzo[b]thiophen-3-yl)-(4-fluoro-phenyl)-methanone

[2-dimethylamino-6-methoxybenzothien-3-yl] [4-[2-(1-piperidinyl)ethoxy]phenyl]-methanone
165742-76-7

[2-dimethylamino-6-methoxybenzothien-3-yl] [4-[2-(1-piperidinyl)ethoxy]phenyl]-methanone

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.25h; Alkylation;97%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

phthalic anhydride
85-44-9

phthalic anhydride

phtalate acide de (piperidinyl)-2 ethanol
80673-06-9

phtalate acide de (piperidinyl)-2 ethanol

Conditions
ConditionsYield
In benzene for 4.5h; Heating;96.5%
With acetone
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

1,2-bis(2-aminophenoxy)ethane N,N,N',N'-tetraacetic acid
85233-19-8

1,2-bis(2-aminophenoxy)ethane N,N,N',N'-tetraacetic acid

C50H76N6O10

C50H76N6O10

Conditions
ConditionsYield
With 3-nitrobenzoic acid In dimethyl sulfoxide at 60℃; for 6h; Temperature; Reagent/catalyst; Solvent;96.1%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

(3,9-dibenzyloxybenzo[b]naphtho[1,2-d]furan-5-yl)(4-fluorofluorophenyl)methanone
1268684-53-2

(3,9-dibenzyloxybenzo[b]naphtho[1,2-d]furan-5-yl)(4-fluorofluorophenyl)methanone

(3,9-dihydroxybenzo[b]naphtho[1,2-d]furan-5-yl)(4-[2-(piperidin-1-yl)ethoxy]phenyl)methanone
1394852-41-5

(3,9-dihydroxybenzo[b]naphtho[1,2-d]furan-5-yl)(4-[2-(piperidin-1-yl)ethoxy]phenyl)methanone

Conditions
ConditionsYield
Stage #1: 1-piperidinoethanol With sodium hydride In N,N-dimethyl-formamide at 20℃; for 30h;
Stage #2: (3,9-dibenzyloxybenzo[b]naphtho[1,2-d]furan-5-yl)(4-fluorofluorophenyl)methanone for 6h;
96%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

1-hexadecyl-2-nonyl-6-oxopiperidine-3-carboxylic acid

1-hexadecyl-2-nonyl-6-oxopiperidine-3-carboxylic acid

C38H72N2O3

C38H72N2O3

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h;96%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

1-dodecyl-2-((8Z,11Z)-heptadecyl-8,11-dien-1-yl)-5-oxopyrrolidine-3-carboxylic acid

1-dodecyl-2-((8Z,11Z)-heptadecyl-8,11-dien-1-yl)-5-oxopyrrolidine-3-carboxylic acid

C41H74N2O3

C41H74N2O3

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h;96%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

tert-butyl 2-(2-hydroxyethyl)piperidine-1-carboxylate
118811-03-3

tert-butyl 2-(2-hydroxyethyl)piperidine-1-carboxylate

Conditions
ConditionsYield
With sodium hydroxide In tetrahydrofuran-water95%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

diphenylborinic acid
2622-89-1

diphenylborinic acid

diphenylhydroxo[2-(1-piperidinium)ethoxy]borate

diphenylhydroxo[2-(1-piperidinium)ethoxy]borate

Conditions
ConditionsYield
In diethyl ether addn. of slight excess of B-compd. to piperidine derivative; crystn., filtration, drying;95%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

B5H4O10(1-)*C7H15NO*H(1+)

B5H4O10(1-)*C7H15NO*H(1+)

Conditions
ConditionsYield
With boric acid In methanol; water95%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

boric acid
11113-50-1

boric acid

B5H4O10(1-)*C7H15NO*H(1+)

B5H4O10(1-)*C7H15NO*H(1+)

Conditions
ConditionsYield
In methanol; water to soln. H3BO3 in aq. MeOH (1:1) amine was added, stirred for 10 min, solvent was removed in vacuo, residue was heated in oven to dry 4 h at 100°C; elem. anal.;95%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

benzyl 4-chloroacetoacetate

benzyl 4-chloroacetoacetate

benzyl 3-oxo-4-(2-(piperedine-1-yl)ethoxy)-3-oxobutanoate

benzyl 3-oxo-4-(2-(piperedine-1-yl)ethoxy)-3-oxobutanoate

Conditions
ConditionsYield
With sodium hydride; sodium hydrogencarbonate; sodium chloride In tetrahydrofuran at 0 - 20℃;93.1%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

5,6-bis(benzyloxy)-2-phenylbenzofuran-3-carboxylic acid

5,6-bis(benzyloxy)-2-phenylbenzofuran-3-carboxylic acid

2-(piperidin-1-yl)ethyl 5,6-bis(benzyloxy)-2-phenylbenzofuran-3-carboxylate

2-(piperidin-1-yl)ethyl 5,6-bis(benzyloxy)-2-phenylbenzofuran-3-carboxylate

Conditions
ConditionsYield
With dmap; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In tetrahydrofuran at 20℃;93%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

{1-[3-(tert-butyldimethylsilyloxy)propyl]benzimidazolidin-2-ylidene}malononitrile
904678-18-8

{1-[3-(tert-butyldimethylsilyloxy)propyl]benzimidazolidin-2-ylidene}malononitrile

{1-[3-(tert-butyldimethylsilyloxy)propyl]-3-(2-piperidinoethyl)benzimidazolidin-2-ylidene}malononitrile
904678-19-9

{1-[3-(tert-butyldimethylsilyloxy)propyl]-3-(2-piperidinoethyl)benzimidazolidin-2-ylidene}malononitrile

Conditions
ConditionsYield
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran; toluene at 0 - 20℃; for 0.166667h;92.8%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

phenyl isocyanate
103-71-9

phenyl isocyanate

1-phenylcarbamoyloxy-2-piperidin-1-yl-ethane
56269-29-5

1-phenylcarbamoyloxy-2-piperidin-1-yl-ethane

Conditions
ConditionsYield
In toluene for 7h; Heating;92%
With diethyl ether
In dichloromethane for 1.5h; Heating;
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

methanol
67-56-1

methanol

2-(4-bromobenzoyl)benzoic acid
2159-40-2

2-(4-bromobenzoyl)benzoic acid

2-methoxycarbonyl-4'-(2-piperidinoethyloxy)benzophenone
54063-52-4

2-methoxycarbonyl-4'-(2-piperidinoethyloxy)benzophenone

Conditions
ConditionsYield
Stage #1: 1-piperidinoethanol With sodium hydride In tetrahydrofuran for 0.5h; Reflux;
Stage #2: methanol; 2-(4-bromobenzoyl)benzoic acid With sodium hydride In tetrahydrofuran at 20℃;
Stage #3: With thionyl chloride at 0 - 20℃;
91%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

6-methoxy-2-(4-methoxyphenyl)-3-(4-fluorobenzoyl)benzo[b]thiophene
206434-77-7

6-methoxy-2-(4-methoxyphenyl)-3-(4-fluorobenzoyl)benzo[b]thiophene

[6-Methoxy-2-(4-Methoxyphenyl)benzo[b]thien-3-yl]-[4-[2-(1-Piperidinyl)ethoxy]phenyl] Methanone
84541-38-8

[6-Methoxy-2-(4-Methoxyphenyl)benzo[b]thien-3-yl]-[4-[2-(1-Piperidinyl)ethoxy]phenyl] Methanone

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide for 0.25h; Ambient temperature;90%
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.5h; Addition;90%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

methyl (E)-5-[4-(2,2-dimethylpropanoyloxy)phenyl]-5-(4-hydroxyphenyl)-4-phenyl-pent-4-enoate

methyl (E)-5-[4-(2,2-dimethylpropanoyloxy)phenyl]-5-(4-hydroxyphenyl)-4-phenyl-pent-4-enoate

4-phenyl-5-(4-(2-(piperidin-1-yl)ethoxy)phenyl)-5-(4-(pivaloyloxy)phenyl)pent-4-enoate

4-phenyl-5-(4-(2-(piperidin-1-yl)ethoxy)phenyl)-5-(4-(pivaloyloxy)phenyl)pent-4-enoate

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In dichloromethane at 0 - 20℃; Mitsunobu Displacement;90%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

methyl isocyanate
624-83-9

methyl isocyanate

Methyl-carbamic acid 2-piperidin-1-yl-ethyl ester
123556-14-9

Methyl-carbamic acid 2-piperidin-1-yl-ethyl ester

Conditions
ConditionsYield
With pyridine at 70 - 80℃; for 7.5h;89%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

3-(4-hydroxyphenyl)-5-methoxy-2-(4-methoxyphenyl)benzo[b]thiophene
1135317-03-1

3-(4-hydroxyphenyl)-5-methoxy-2-(4-methoxyphenyl)benzo[b]thiophene

5-methoxy-2-(4-methoxyphenyl)-3-{4-[ 2-(1-piperidinyl)ethoxy]phenyl}benzo[b]thiophene
1261352-32-2

5-methoxy-2-(4-methoxyphenyl)-3-{4-[ 2-(1-piperidinyl)ethoxy]phenyl}benzo[b]thiophene

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Mitsunobu reaction;89%
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Mitsunobu reaction;87%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

6-bromo-3-methyl-4-oxo-2-phenyl-4H-1-benzopyran-8-carboxylic acid
91830-42-1

6-bromo-3-methyl-4-oxo-2-phenyl-4H-1-benzopyran-8-carboxylic acid

β-piperidinoethyl 6-bromo-3-methylflavone-8-carboxylate
91849-12-6

β-piperidinoethyl 6-bromo-3-methylflavone-8-carboxylate

Conditions
ConditionsYield
Stage #1: 6-bromo-3-methyl-4-oxo-2-phenyl-4H-1-benzopyran-8-carboxylic acid With thionyl chloride In toluene at 0.9℃; for 3h;
Stage #2: 1-piperidinoethanol In toluene at 0.9 - 40℃; for 3h;
89%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

sodium saccharinate dihydrate
6155-57-3

sodium saccharinate dihydrate

silver nitrate

silver nitrate

Ag(saccharinate)(N-(2-hydroxyethylethyl)piperidine)
1130870-85-7

Ag(saccharinate)(N-(2-hydroxyethylethyl)piperidine)

Conditions
ConditionsYield
In water; acetonitrile 1 equiv. of Na-salt in H2O to aq. AgNO3 soln., MeCN was added until dissoln., 1 equiv. of piperidine-compd. was added; mixt. was allowed to stand at room temp. in the darkness for 2 d, elem. anal.;87%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

C22H18O3S
1222858-35-6

C22H18O3S

C29H31NO3S
1261352-34-4

C29H31NO3S

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Mitsunobu reaction;87%
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

methyl 4-hydroxylbenzoate
99-76-3

methyl 4-hydroxylbenzoate

4-[2-(N-piperidine)-ethoxy]benzoic acid methyl ester
89407-97-6

4-[2-(N-piperidine)-ethoxy]benzoic acid methyl ester

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; for 16h; Inert atmosphere;86.7%
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 30℃; for 4h; Inert atmosphere;76%
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran for 0.5h; Cooling with ice;
Stage #1: 1-piperidinoethanol; methyl 4-hydroxylbenzoate With triphenylphosphine In tetrahydrofuran at 0℃; for 0.166667h; Mitsunobu Displacement;
Stage #2: With di-isopropyl azodicarboxylate In tetrahydrofuran at 20℃; Mitsunobu Displacement;
2.1 g
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0℃; for 0.166667h;2.1 g
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

methyl p-toluene sulfonate
80-48-8

methyl p-toluene sulfonate

1-(2-hydroxyethyl)-1-methylpiperidin-1-ium 4-methylbenzenesulfonate

1-(2-hydroxyethyl)-1-methylpiperidin-1-ium 4-methylbenzenesulfonate

Conditions
ConditionsYield
In acetonitrile for 4h; Reflux;86%
In acetonitrile for 4h; Reflux;86%
In diethyl ether for 20h; Ambient temperature;84%
In acetone; acetonitrile139 g (0.45 mol, 90%)
1-piperidinoethanol
3040-44-6

1-piperidinoethanol

[2-(4-hydroxyphenyl)-6-hydroxybenzo[b]thien-3-yl] [4-fluorophenyl]methanone
202336-25-2

[2-(4-hydroxyphenyl)-6-hydroxybenzo[b]thien-3-yl] [4-fluorophenyl]methanone

Raloxifen
84449-90-1

Raloxifen

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 50℃; for 5h;86%

2-Piperidinoethanol Consensus Reports

Reported in EPA TSCA Inventory.

2-Piperidinoethanol Specification

The IUPAC name of N-(Hydroxyethyl)piperidine is 2-piperidin-1-ylethanol. With the CAS registry number 3040-44-6, it is also named as 1-(2-Hydroxyethyl)piperidine. The product's categories are Amines; Heterocycles. Besides, it is clear colourless liquid, which should be closed in a cool and dry place. In addition, its molecular formula is C7H15NO and molecular weight is 129.20.

The other characteristics of this product can be summarized as: (1)EINECS: 221-244-6; (2)ACD/LogP: 1.06; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): -1.91; (5)ACD/LogD (pH 7.4): -0.57; (6)ACD/BCF (pH 5.5): 1; (7)ACD/BCF (pH 7.4): 1; (8)ACD/KOC (pH 5.5): 1; (9)ACD/KOC (pH 7.4): 2.13; (10)#H bond acceptors: 2; (11)#H bond donors: 1; (12)#Freely Rotating Bonds: 3; (13)Index of Refraction: 1.477; (14)Molar Refractivity: 37.48 cm3; (15)Molar Volume: 132.5 cm3; (16)Surface Tension: 35.6 dyne/cm; (17)Density: 0.974 g/cm3; (18)Flash Point: 91.2 °C; (19)Melting Point: 16 °C; (20)Enthalpy of Vaporization: 50.81 kJ/mol; (21)Boiling Point: 200.5 °C at 760 mmHg; (22)Vapour Pressure: 0.0802 mmHg at 25 °C.

Preparation of N-(Hydroxyethyl)piperidine: this chemical can be prepared by the reaction of piperidine with 2-bromo-ethanol.



This reaction will occur at temperature of 80 °C for 72 hours. The yield is 85 %.

Uses of N-(Hydroxyethyl)piperidine: it can react with phthalic acid anhydride to get phthalic acid mono-(2-piperidino-ethyl ester).



This reaction needs benzene by heating for 4.5 hours. The yield is 96.5 %.

When you are using this chemical, please be cautious about it as the following: it is harmful if swallowed. And it is irritating to eyes, respiratory system and skin. You should wear suitable protective clothing, gloves and eye/face protection.

People can use the following data to convert to the molecule structure.
(1)Canonical SMILES: C1CCN(CC1)CCO
(2)InChI: InChI=1S/C7H15NO/c9-7-6-8-4-2-1-3-5-8/h9H,1-7H2
(3)InChIKey: KZTWONRVIPPDKH-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
cat LDLo oral 250mg/kg (250mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD Journal of Pharmacology and Experimental Therapeutics. Vol. 55, Pg. 419, 1935.
rat LD50 intravenous 166mg/kg (166mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 25, Pg. 1916, 1975.
rat LD50 oral 1498mg/kg (1498mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 25, Pg. 1916, 1975.

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