Product Name

  • Name

    N-Aminoethylpiperazine

  • EINECS 205-411-0
  • CAS No. 140-31-8
  • Article Data29
  • CAS DataBase
  • Density 0.958 g/cm3
  • Solubility soluble in water
  • Melting Point -19 °C
  • Formula C6H15N3
  • Boiling Point 220 °C at 760 mmHg
  • Molecular Weight 129.205
  • Flash Point 93.3 °C
  • Transport Information UN 2815 8/PG 3
  • Appearance colorless liquid
  • Safety 26-36/37/39-45-61
  • Risk Codes 21/22-34-43-52/53
  • Molecular Structure Molecular Structure of 140-31-8 (N-Aminoethylpiperazine)
  • Hazard Symbols CorrosiveC
  • Synonyms Piperazine,1-(2-aminoethyl)- (6CI,7CI,8CI);1-(2-Aminoethyl)piperazine;1-(b-Aminoethyl)piperazine;1-Piperazineethylamine;2-(1-Piperazinyl)ethanamine;2-(1-Piperazinyl)ethylamine;2-Piperazinylethylamine;4-(2-Aminoethyl)piperazine;AEP;Ancamine AEP;N-(2-Aminoethyl)piperazine;N-(b-Aminoethyl)piperazine;N-AEP;NSC 38968;
  • PSA 41.29000
  • LogP -0.18270

Synthetic route

2,5,8,10,13,16-Hexaazapentacyclo<8.6.1.12,5.09,18.013,17>octadecan
113585-93-6, 120574-64-3

2,5,8,10,13,16-Hexaazapentacyclo<8.6.1.12,5.09,18.013,17>octadecan

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In ethanol at 125℃; under 41371.8 Torr; for 6h;94%
2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile
18907-76-1

2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile

A

aminoethylpiperazine
140-31-8

aminoethylpiperazine

B

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen at 120℃; under 150015 Torr; Concentration; Temperature; Pressure;A 5.2%
B 87.3%
With hydrogen In tetrahydrofuran; toluene at 120℃; under 150015 Torr; for 500h; Autoclave;A 6.1%
B 83.6%
With hydrogen In tetrahydrofuran; water; toluene at 120℃; under 90009 Torr; for 25h; Autoclave;A 12.1%
B 71.9%
With hydrogen; Cr-doped Raney cobalt catalyst In tetrahydrofuran; water at 120℃; under 150015 Torr; for 3h; Product distribution / selectivity;
2,2',2''-triaminotriethylamine
4097-89-6

2,2',2''-triaminotriethylamine

A

aminoethylpiperazine
140-31-8

aminoethylpiperazine

B

tris(2-aminoethyl)ammonium perchlorate

tris(2-aminoethyl)ammonium perchlorate

Conditions
ConditionsYield
Stage #1: 2,2',2''-triaminotriethylamine With copper(II) perchlorate hexahydrate; acetonitrile
Stage #2: With nitrogen(II) oxide In acetonitrile at 20℃; for 0.166667h;
A 60%
B 30%
[Cu(tris(2-aminoethyl)amine)(acetonitrile)](ClO4)2

[Cu(tris(2-aminoethyl)amine)(acetonitrile)](ClO4)2

A

aminoethylpiperazine
140-31-8

aminoethylpiperazine

B

tetrakis(acetonitrile)copper(I) perchlorate
14057-91-1

tetrakis(acetonitrile)copper(I) perchlorate

C

tris(2-aminoethyl)ammonium perchlorate

tris(2-aminoethyl)ammonium perchlorate

Conditions
ConditionsYield
With NO In acetonitrile NO purged into soln. of Cu complex in degassed CH3CN (O2-free conditions); stirred (10 min, room temp.); NO removed; layered with benzene; cooled;A 60%
B n/a
C 30%
2-(2-(piperazin-1-yl)ethyl)isoindoline-1,3-dione
6820-93-5

2-(2-(piperazin-1-yl)ethyl)isoindoline-1,3-dione

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With sodium hydroxide
With hydrogenchloride
tris-(2-chloroethyl)amine hydrochloride
817-09-4

tris-(2-chloroethyl)amine hydrochloride

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With ammonia at 100℃;
ethyleneimine
151-56-4

ethyleneimine

piperazine
110-85-0

piperazine

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With hydrogenchloride In water at 30 - 60℃; Rate constant; acid-catalyzed ring opening reactions at various temperature, Ea, ΔH are given;
With hydrogenchloride In water at 30 - 60℃; Yield given;
N-(2-Amino-ethyl)-N'-(2-chloro-ethyl)-ethane-1,2-diamine

N-(2-Amino-ethyl)-N'-(2-chloro-ethyl)-ethane-1,2-diamine

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With sodium hydroxide at 20℃; Rate constant; Thermodynamic data; Ea, ΔH(excit.), ΔS(excit.);
Bis-(2-amino-ethyl)-(2-chloro-ethyl)-amine

Bis-(2-amino-ethyl)-(2-chloro-ethyl)-amine

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With sodium hydroxide at 20℃; Rate constant; Thermodynamic data; Ea, ΔH(excit.), ΔS(excit.);
C19H25N3O*H(1+)

C19H25N3O*H(1+)

A

aminoethylpiperazine
140-31-8

aminoethylpiperazine

B

benzophenone
119-61-9

benzophenone

Conditions
ConditionsYield
With water In acetonitrile at 30℃; Rate constant;
ethylenediamine
107-15-3

ethylenediamine

A

piperazine
110-85-0

piperazine

B

1,4-diaza-bicyclo[2.2.2]octane
280-57-9

1,4-diaza-bicyclo[2.2.2]octane

C

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
In water at 300℃; for 15h; Product distribution; Mechanism; other polyamines, amino alcohols and amino ethers;A n/a
B 30 % Chromat.
C n/a
1,2-dichloro-ethane
107-06-2

1,2-dichloro-ethane

1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
In water at 75℃; for 3h;
polyethylenepolyamines

polyethylenepolyamines

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
Heating;
ammonia
7664-41-7

ammonia

tris-(2-chloroethyl)amine hydrochloride
817-09-4

tris-(2-chloroethyl)amine hydrochloride

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
at 100℃; analoge Reaktionen mit Aminen;
ethylenediamine
107-15-3

ethylenediamine

A

piperazine
110-85-0

piperazine

B

1-(2-hydroxyethyl)piperazine
103-76-4

1-(2-hydroxyethyl)piperazine

C

aminoethylpiperazine
140-31-8

aminoethylpiperazine

D

2-(2-Aminoethylamino)ethanol
111-41-1

2-(2-Aminoethylamino)ethanol

E

1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

F

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen at 150 - 160℃; under 22502.3 Torr;
ethanolamine
141-43-5

ethanolamine

A

piperazine
110-85-0

piperazine

B

1-(2-hydroxyethyl)piperazine
103-76-4

1-(2-hydroxyethyl)piperazine

C

aminoethylpiperazine
140-31-8

aminoethylpiperazine

D

2-(2-Aminoethylamino)ethanol
111-41-1

2-(2-Aminoethylamino)ethanol

E

ethylenediamine
107-15-3

ethylenediamine

F

1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

G

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With ammonia; hydrogen at 170℃; under 150015 Torr;
diethylenetriaminemonoacetonitrile
1051939-67-3

diethylenetriaminemonoacetonitrile

A

aminoethylpiperazine
140-31-8

aminoethylpiperazine

B

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen
ethylenediaminemonoacetonitrile

ethylenediaminemonoacetonitrile

2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile
18907-76-1

2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile

A

piperazine
110-85-0

piperazine

B

aminoethylpiperazine
140-31-8

aminoethylpiperazine

C

1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

D

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen; Cr-doped Raney cobalt In tetrahydrofuran; water; ethylenediamine at 120℃; under 75007.5 Torr; for 3h; Product distribution / selectivity; Autoclave;
1-(2-hydroxyethyl)piperazine
103-76-4

1-(2-hydroxyethyl)piperazine

A

piperazine
110-85-0

piperazine

B

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With ammonia; hydrogen; Ni/Re (6.8wtpercent/1.8wtpercent) on silica/alumina (80/20) at 180℃; under 104192 - 119190 Torr; for 19h; Product distribution / selectivity; Autoclave;
2,2',2''-triaminotriethylamine
4097-89-6

2,2',2''-triaminotriethylamine

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
nickel on silica/alumina (Sud-Chemie C46-7-03) at 150℃; under 11775.6 - 38512.9 Torr; for 5h; Product distribution / selectivity; Autoclave;
triethanolamine
102-71-6

triethanolamine

A

piperazine
110-85-0

piperazine

B

1-(2-hydroxyethyl)piperazine
103-76-4

1-(2-hydroxyethyl)piperazine

C

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
With ammonia; hydrogen; Ni/Re (6.8wtpercent/1.8wtpercent) on silica/alumina (80/20) at 170℃; under 85781.4 - 99537.9 Torr; for 16h; Product distribution / selectivity; Autoclave;
triethanolamine
102-71-6

triethanolamine

A

piperazine
110-85-0

piperazine

B

1-(2-hydroxyethyl)piperazine
103-76-4

1-(2-hydroxyethyl)piperazine

C

aminoethylpiperazine
140-31-8

aminoethylpiperazine

D

N,N-bis(2-hydroxyethyl)ethylidenediamine
3197-06-6

N,N-bis(2-hydroxyethyl)ethylidenediamine

Conditions
ConditionsYield
With ammonia; hydrogen; Ni/Re (6.8wtpercent/1.8wtpercent) on silica/alumina (80/20) at 170℃; under 85781.4 - 99537.9 Torr; for 10h; Product distribution / selectivity; Autoclave;
ethylenediamine
107-15-3

ethylenediamine

A

piperazine
110-85-0

piperazine

B

aminoethylpiperazine
140-31-8

aminoethylpiperazine

C

1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

D

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen; Ni/Re (6.8wtpercent/1.8wtpercent) on silica/alumina (80/20) at 162℃; under 9551.8 - 38512.9 Torr; for 6h; Product distribution / selectivity; Autoclave;
triethylentetramine
112-24-3

triethylentetramine

A

piperazine
110-85-0

piperazine

B

aminoethylpiperazine
140-31-8

aminoethylpiperazine

C

1-<2-(2-aminoethyl)aminoethyl>piperazine
24028-46-4

1-<2-(2-aminoethyl)aminoethyl>piperazine

Conditions
ConditionsYield
With hydrogen; nickel on silica/alumina (Sud-Chemie C46-7-03) at 150℃; under 10379.3 - 32462.1 Torr; for 6h; Product distribution / selectivity; Autoclave;
N-(2-aminoethyl)-N'-{2-[(2-aminoethyl)amino]ethyl}ethane-1,2-diamine
112-57-2

N-(2-aminoethyl)-N'-{2-[(2-aminoethyl)amino]ethyl}ethane-1,2-diamine

triethylentetramine
112-24-3

triethylentetramine

A

piperazine
110-85-0

piperazine

B

aminoethylpiperazine
140-31-8

aminoethylpiperazine

C

1-<2-(2-aminoethyl)aminoethyl>piperazine
24028-46-4

1-<2-(2-aminoethyl)aminoethyl>piperazine

Conditions
ConditionsYield
nickel on silica/alumina (Sud-Chemie C46-7-03) at 155℃; under 15550.9 - 38512.9 Torr; for 6h; Product distribution / selectivity; Autoclave;
ethylenediaminediacetonitrile
1211473-51-6

ethylenediaminediacetonitrile

2-aminoacetonitrile
540-61-4

2-aminoacetonitrile

A

aminoethylpiperazine
140-31-8

aminoethylpiperazine

B

ethylenediamine
107-15-3

ethylenediamine

C

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen; Cr-doped Raney cobalt In tetrahydrofuran at 120℃; under 37503.8 Torr; Autoclave;
ethylenediaminediacetonitrile
1211473-51-6

ethylenediaminediacetonitrile

2-aminoacetonitrile
540-61-4

2-aminoacetonitrile

A

aminoethylpiperazine
140-31-8

aminoethylpiperazine

B

ethylenediamine
107-15-3

ethylenediamine

C

1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

D

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen; Cr-doped Raney cobalt In tetrahydrofuran at 120℃; under 37503.8 Torr; Autoclave;
2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile
18907-76-1

2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile

A

piperazine
110-85-0

piperazine

B

aminoethylpiperazine
140-31-8

aminoethylpiperazine

C

1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

D

triethylentetramine
112-24-3

triethylentetramine

Conditions
ConditionsYield
With hydrogen; Cr-doped Raney cobalt catalyst In tetrahydrofuran; water at 120℃; under 75007.5 Torr; for 3h; Product distribution / selectivity;
1,5-diamino-3-azapentane
111-40-0

1,5-diamino-3-azapentane

4-methyl-2-pentanone
108-10-1

4-methyl-2-pentanone

isopropyl alcohol
67-63-0

isopropyl alcohol

aminoethylpiperazine
140-31-8

aminoethylpiperazine

Conditions
ConditionsYield
In methanol; water
aminoethylpiperazine
140-31-8

aminoethylpiperazine

7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid
100361-18-0

7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid

7-(4-(2-aminoethyl)piperazin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid

7-(4-(2-aminoethyl)piperazin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In acetonitrile at 70℃;100%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

acrylonitrile
107-13-1

acrylonitrile

3-(4-{2-[bis-(2-cyanoethyl)amino]ethyl}piperazin-1-yl)propionitrile
96680-92-1

3-(4-{2-[bis-(2-cyanoethyl)amino]ethyl}piperazin-1-yl)propionitrile

Conditions
ConditionsYield
Heating;99%
In methanol at 20℃; Michael condensation;94%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

3,3'-dibromo-4,4'-dimethoxy-5,6,5',6'-bis(methylenedioxy)biphenyl-2,2'-dicarboxylic anhydride
166186-30-7

3,3'-dibromo-4,4'-dimethoxy-5,6,5',6'-bis(methylenedioxy)biphenyl-2,2'-dicarboxylic anhydride

6,6'-Dibromo-7,7'-dimethoxy-5'-(2-piperazin-1-yl-ethylcarbamoyl)-[4,4']bi[benzo[1,3]dioxolyl]-5-carboxylic acid

6,6'-Dibromo-7,7'-dimethoxy-5'-(2-piperazin-1-yl-ethylcarbamoyl)-[4,4']bi[benzo[1,3]dioxolyl]-5-carboxylic acid

Conditions
ConditionsYield
In benzene for 24h; Ambient temperature;99%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

ethyl trifluoroacetate,
383-63-1

ethyl trifluoroacetate,

1,1,1-trifluoro-N-(2-piperazin-1-ylethyl)acetamide
87980-84-5

1,1,1-trifluoro-N-(2-piperazin-1-ylethyl)acetamide

Conditions
ConditionsYield
In tetrahydrofuran at 0 - 20℃; for 2h;99%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

C49H88N4O24
914111-61-8

C49H88N4O24

C81H160N28O16

C81H160N28O16

Conditions
ConditionsYield
In ethanol at 20 - 75℃; for 60h;99%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

methanol
67-56-1

methanol

N-methyl-N'-(2-dimethylaminoethyl)piperazine
104-19-8

N-methyl-N'-(2-dimethylaminoethyl)piperazine

Conditions
ConditionsYield
With 5percent silver supported on titanium oxide at 25℃; for 10h; Inert atmosphere; Sealed tube; UV-irradiation;99%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

phthalic anhydride
85-44-9

phthalic anhydride

2-(2-(piperazin-1-yl)ethyl)isoindoline-1,3-dione
6820-93-5

2-(2-(piperazin-1-yl)ethyl)isoindoline-1,3-dione

Conditions
ConditionsYield
In neat (no solvent) at 180℃; for 5h;98%
at 180 - 200℃; for 3h;93%
In neat (no solvent) at 160℃; for 4h;
aminoethylpiperazine
140-31-8

aminoethylpiperazine

4-iodophenyl isothiocyanate
2059-76-9

4-iodophenyl isothiocyanate

4-{2-[3-(4-Iodo-phenyl)-thioureido]-ethyl}-piperazine-1-carbothioic acid (4-iodo-phenyl)-amide
77995-00-7

4-{2-[3-(4-Iodo-phenyl)-thioureido]-ethyl}-piperazine-1-carbothioic acid (4-iodo-phenyl)-amide

Conditions
ConditionsYield
In ethanol for 4h; Heating;98%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

5-amino-2-nitrobenzoic acid
13280-60-9

5-amino-2-nitrobenzoic acid

5-amino-2-nitro-N-(2-piperazin-1-yl-ethyl)benzamide

5-amino-2-nitro-N-(2-piperazin-1-yl-ethyl)benzamide

Conditions
ConditionsYield
With 1,1'-carbonyldiimidazole In pyridine at 20 - 80℃; for 2.5h;98%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

aluminum oxide
1333-84-2, 1344-28-1

aluminum oxide

phosphoric acid
86119-84-8, 7664-38-2

phosphoric acid

water
7732-18-5

water

H3O(1+)*2H(1+)*HN(CH2CH2)2NCH2CH2NH2*Al3P4O16(3-)=(H3O)(C6N3H17)(Al3P4O16)

H3O(1+)*2H(1+)*HN(CH2CH2)2NCH2CH2NH2*Al3P4O16(3-)=(H3O)(C6N3H17)(Al3P4O16)

Conditions
ConditionsYield
In water High Pressure; Al2O3 was dispersed in aq. H3PO4 and stirred for 2 h at room temp. N-(2-aminoethyl)-piperazine was added dropwise and stirred for 2 h, gel formed was transferred into Teflon-lined stainless steel autoclave and heatedat 220°C for 36 h; react. mixt. was cooled rapidly, ppt. was filtered, washed with water and air-dried at room temp.;98%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

benzaldehyde
100-52-7

benzaldehyde

N-(β-benzylaminoethyl)piperazine
135330-51-7

N-(β-benzylaminoethyl)piperazine

Conditions
ConditionsYield
With 1.1 wt% Pd/NiO; hydrogen In ethanol at 25℃; under 760.051 Torr; for 10h;98%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

salicylaldehyde
90-02-8

salicylaldehyde

2-(((2-(piperazin-1-yl)ethyl)imino)methyl)phenol
93968-73-1

2-(((2-(piperazin-1-yl)ethyl)imino)methyl)phenol

Conditions
ConditionsYield
In methanol Reflux;97.39%
In acetone for 0.5h; Ambient temperature;96%
In methanol for 3h; Reflux;88%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

carbon disulfide
75-15-0

carbon disulfide

Potassium; 4-(2-dithiocarboxyamino-ethyl)-piperazine-1-carbodithioate
129352-08-5

Potassium; 4-(2-dithiocarboxyamino-ethyl)-piperazine-1-carbodithioate

Conditions
ConditionsYield
With potassium hydroxide at 60℃;97%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

5-chlorosalicyclaldehyde
635-93-8

5-chlorosalicyclaldehyde

C13H18ClN3O

C13H18ClN3O

Conditions
ConditionsYield
In methanol at 20℃; for 0.5h;97%
In methanol at 20℃; for 72h;74%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

4-methyl-2-pentanone
108-10-1

4-methyl-2-pentanone

4-methyl-N-(2-(piperazin-1-yl)ethyl)pentan-2-imine
911415-27-5

4-methyl-N-(2-(piperazin-1-yl)ethyl)pentan-2-imine

Conditions
ConditionsYield
at 130℃; for 5h;97%
at 140℃; for 8h;
for 4h; Heating / reflux;
With sodium carbonate Reflux; Inert atmosphere; Dean-Stark;
Stage #1: aminoethylpiperazine; 4-methyl-2-pentanone Inert atmosphere; Reflux;
Stage #2: With pentaerythritol tetraglycidyl ether In methanol at 50 - 60℃; Dean-Stark;
aminoethylpiperazine
140-31-8

aminoethylpiperazine

methyl 4-[4-(methyloxy)-4-oxobutyl]disulfanylbutanoate
60457-62-7

methyl 4-[4-(methyloxy)-4-oxobutyl]disulfanylbutanoate

di(2-amidoethylpiperazine)-4',4-dithiobutyramide

di(2-amidoethylpiperazine)-4',4-dithiobutyramide

Conditions
ConditionsYield
In methanol at 25 - 65℃; for 40h;97%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

5-bromosalicyclaldehyde
1761-61-1

5-bromosalicyclaldehyde

2-((2-(piperazin-1-yl)ethylimino)methyl)-4-bromophenol
639452-69-0

2-((2-(piperazin-1-yl)ethylimino)methyl)-4-bromophenol

Conditions
ConditionsYield
In methanol at 20℃; for 0.5h;97%
In ethanol at 20℃; for 1.5h; Reflux;95%
In methanol for 6h; Reflux;74.3%
In methanol
aminoethylpiperazine
140-31-8

aminoethylpiperazine

phosphonic acid diethyl ester
762-04-9

phosphonic acid diethyl ester

acetone
67-64-1

acetone

C13H30N3O3P

C13H30N3O3P

Conditions
ConditionsYield
at 30 - 60℃;97%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

2-furancarbonyl chloride
527-69-5

2-furancarbonyl chloride

Furan-2-carboxylic acid {2-[4-(furan-2-carbonyl)-piperazin-1-yl]-ethyl}-amide
80838-44-4

Furan-2-carboxylic acid {2-[4-(furan-2-carbonyl)-piperazin-1-yl]-ethyl}-amide

Conditions
ConditionsYield
In benzene for 1h; Heating;96%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

1,2-dichloro-ethane
107-06-2

1,2-dichloro-ethane

N,N'-bisethylenediamine
113682-68-1

N,N'-bisethylenediamine

Conditions
ConditionsYield
In methanol for 8h; Heating;96%
In methanol for 8h; Heating;95%
Yield given;
aminoethylpiperazine
140-31-8

aminoethylpiperazine

sulindac sulfide
49627-27-2

sulindac sulfide

(Z)-2-(5-fluoro-2-methyl-1-(4-(methylthio)benzylidene)-1H-inden-3-yl)-N-(2-(piperazin-1-yl)ethyl)acetamide

(Z)-2-(5-fluoro-2-methyl-1-(4-(methylthio)benzylidene)-1H-inden-3-yl)-N-(2-(piperazin-1-yl)ethyl)acetamide

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In acetonitrile at 20℃; Inert atmosphere;96%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

3-(bis(pyridin-2-ylmethyl)amino)-4-ethoxycyclobut-3-ene-1,2-dione

3-(bis(pyridin-2-ylmethyl)amino)-4-ethoxycyclobut-3-ene-1,2-dione

3-(bis(pyridin-2-ylmethyl)amino)-4-((2-(piperazin-1-yl)ethyl)amino)cyclobut-3-ene-1,2-dione

3-(bis(pyridin-2-ylmethyl)amino)-4-((2-(piperazin-1-yl)ethyl)amino)cyclobut-3-ene-1,2-dione

Conditions
ConditionsYield
In ethanol at 20℃; for 72h; Inert atmosphere;96%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

2,3-diphenylmaleic anhydride
4808-48-4

2,3-diphenylmaleic anhydride

3,4-diphenyl-1-<2-(1-piperazinyl)ethyl>-1H-pyrrole-2,5-dione
128143-36-2

3,4-diphenyl-1-<2-(1-piperazinyl)ethyl>-1H-pyrrole-2,5-dione

Conditions
ConditionsYield
In ethanol for 2h; Ambient temperature;95%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

acrylonitrile
107-13-1

acrylonitrile

3-(2-Piperazin-1-yl-ethylamino)-propionitrile
68310-66-7

3-(2-Piperazin-1-yl-ethylamino)-propionitrile

Conditions
ConditionsYield
In benzene for 6h; Heating;95%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

chloroacetic acid
79-11-8

chloroacetic acid

N-methoxycarbonyl-N'-(β-dimethoxycarbonylaminoethyl)piperazine
136369-41-0

N-methoxycarbonyl-N'-(β-dimethoxycarbonylaminoethyl)piperazine

Conditions
ConditionsYield
In toluene for 4h; Heating;95%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

2, 4-dichlorophenyl isothiocyanate
6590-96-1

2, 4-dichlorophenyl isothiocyanate

4-{2-[3-(2,4-Dichloro-phenyl)-thioureido]-ethyl}-piperazine-1-carbothioic acid (2,4-dichloro-phenyl)-amide
77995-01-8

4-{2-[3-(2,4-Dichloro-phenyl)-thioureido]-ethyl}-piperazine-1-carbothioic acid (2,4-dichloro-phenyl)-amide

Conditions
ConditionsYield
In ethanol for 4h; Heating;95%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

1,2,3,6-Tetrahydrophthalic anhydride
85-43-8

1,2,3,6-Tetrahydrophthalic anhydride

2-(2-Piperazin-1-yl-ethyl)-3a,4,7,7a-tetrahydro-isoindole-1,3-dione
52599-47-0

2-(2-Piperazin-1-yl-ethyl)-3a,4,7,7a-tetrahydro-isoindole-1,3-dione

Conditions
ConditionsYield
at 180 - 200℃; for 3h;95%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

antimony
7440-36-0

antimony

sulfur
7704-34-9

sulfur

(1-2-aminoethyl)piperazine+2H)Sb6S10

(1-2-aminoethyl)piperazine+2H)Sb6S10

Conditions
ConditionsYield
In water High Pressure; Sb, S and org. compd. diluted with water and heated in autoclave at 170°C for 7 d; cooled to room temp., filtered, washed with deionised water and acetone;elem. anal.;95%
aminoethylpiperazine
140-31-8

aminoethylpiperazine

5-chlorosalicyclaldehyde
635-93-8

5-chlorosalicyclaldehyde

2-((2-(piperazin-1-yl)ethylimino)methyl)-4-chlorophenol
1245707-53-2

2-((2-(piperazin-1-yl)ethylimino)methyl)-4-chlorophenol

Conditions
ConditionsYield
In methanol at 20℃; for 0.5h;95%
In methanol for 6h; Reflux;73.2%
In methanol for 0.5h; Reflux;
In ethanol for 0.5h; Reflux; Green chemistry;
In methanol
aminoethylpiperazine
140-31-8

aminoethylpiperazine

thiophene-2-carbaldehyde
98-03-3

thiophene-2-carbaldehyde

BARBITURIC ACID
67-52-7

BARBITURIC ACID

dimedone
126-81-8

dimedone

8,8‐dimethyl‐10‐[2‐(piperazin‐1‐yl)ethyl]‐5‐(thiophen‐2‐yl)‐8,9‐dihydropyrimido[4,5‐b]quinoline‐2,4,6(1H,3H,5H,7H,10H)‐trione
1309833-69-9

8,8‐dimethyl‐10‐[2‐(piperazin‐1‐yl)ethyl]‐5‐(thiophen‐2‐yl)‐8,9‐dihydropyrimido[4,5‐b]quinoline‐2,4,6(1H,3H,5H,7H,10H)‐trione

Conditions
ConditionsYield
With phosphotungstic acid In ethanol for 6h; Reflux;95%
Stage #1: thiophene-2-carbaldehyde; BARBITURIC ACID; dimedone With polyphosphoric acid supported on CoFe2O4 nanoparticles In ethanol for 0.0166667h; Sonication; Green chemistry;
Stage #2: aminoethylpiperazine In ethanol for 0.05h; Sonication; Green chemistry;
95%

N-AMINOETHYLPIPERAZINE Chemical Properties

Molecular Structure of N-aminoethylpiperazine (140-31-8):    
MF: C6H15N3
MW: 129.2
Synonyms: LABOTEST-BB  LTBB000498;AMINOETHYLPIPERAZINE;AKOS BBS-00004342;AEP;1-(2-AMINOETHYL)PIPERAZINE;2-(1-PIPERAZINYL)ETHYLAMINE;1-piperazineethanamine;2-PIPERAZINOETHYLAMINE
Product Categories: Piperaizine;Piperazines
Mol File: 140-31-8.mol
mp  -19 °C 
bp  218-222 °C(lit.)
 density  0.985 g/mL at 25 °C(lit.)
 vapor density  4.4 (vs air)
 vapor pressure  0.05 mm Hg ( 20 °C)
 refractive index  n20/D 1.500
 Fp  200 °F
 Water Solubility  soluble
Sensitive  Air Sensitive
BRN  104363
CAS DataBase Reference 140-31-8(CAS DataBase Reference)
NIST Chemistry Reference 140-31-8(NIST)

N-AMINOETHYLPIPERAZINE Uses

N-aminoethylpiperazine (140-31-8) could be used with Pharmaceutical Intermediates.
Also,Delamine N-Aminoethylpiperazine(140-31-8) is appropriate for use in: 
Bitumen Chemicals 
 Corrosion Inhibitors 
 Epoxy Curing Agents 
 Lube Oil and fuel additives 
 Mineral Processing Aids 
 Polyamide Resins 
 Urethane chemicals 
 Wet Strength Resins

N-AMINOETHYLPIPERAZINE Production

N-aminoethylpiperazine (140-31-8) is a reaction to produce ethylene dichloride and ammonia by-product of ethylenediamine class products.
 N-aminoethylpiperazine (140-31-8) of the consumption of raw materials fixed: dichloroethane 2100kg / t, liquid ammonia 620kg / t, caustic soda (42%) 4143kg / t.

N-AMINOETHYLPIPERAZINE Toxicity Data With Reference

1.   

skn-rbt 100 µg/24H open

   AIHAAP    American Industrial Hygiene Association Journal. 23 (1962),95.
2.   

skn-rbt 5 mg/24H SEV

   85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,864.
3.   

eye-rbt 20 mg/24H MOD

   85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,864.
4.   

sce-ham:ovr 125 µg/L

   MUREAV    Mutation Research. 320 (1994),31.
5.   

msc-ham:ovr 500 µg/L

   MUREAV    Mutation Research. 320 (1994),31.
6.   

otr-mus:lym 1 mL/L

   ENMUDM    Environmental Mutagenesis. 4 (1982),390.
7.   

orl-rat LD50:2140 mg/kg

   AIHAAP    American Industrial Hygiene Association Journal. 23 (1962),95.
8.   

ipr-mus LD50:250 mg/kg

   NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD277-689 .
9.   

skn-rbt LD50:880 mg/kg

   UCDS**    Union Carbide Data Sheet. (Industrial Medicine and Toxicology Dept., Union Carbide Corp., 270 Park Ave., New York, NY 10017) 6/13/69 .

N-AMINOETHYLPIPERAZINE Consensus Reports

Reported in EPA TSCA Inventory.

N-AMINOETHYLPIPERAZINE Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion and skin contact. Experimental reproductive effects. A skin and eye irritant. Mutation data reported. See also AMINES. Moderately flammable when exposed to heat, flame, sparks, or powerful oxidizers. To fight fire, use alcohol foam. When heated to decomposition it emits toxic fumes of NOx.
Hazard Codes  C
Safety Statements  26-36/37/39-45-61
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:  Wear suitable protective clothing
37:  Wear suitable gloves
39:  Wear eye/face protection
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
61:  Avoid release to the environment. Refer to special instructions safety data sheet

N-AMINOETHYLPIPERAZINE Standards and Recommendations

DOT Classification:  8; Label: Corrosive
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