2,5,8,10,13,16-Hexaazapentacyclo<8.6.1.12,5.09,18.013,17>octadecan
aminoethylpiperazine
Conditions | Yield |
---|---|
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
A
aminoethylpiperazine
B
triethylentetramine
Conditions | Yield |
---|---|
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; |
Conditions | Yield |
---|---|
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% |
A
aminoethylpiperazine
B
tetrakis(acetonitrile)copper(I) perchlorate
Conditions | Yield |
---|---|
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% |
Conditions | Yield |
---|---|
With sodium hydroxide | |
With hydrogenchloride |
Conditions | Yield |
---|---|
With ammonia at 100℃; |
Conditions | Yield |
---|---|
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; |
aminoethylpiperazine
Conditions | Yield |
---|---|
With sodium hydroxide at 20℃; Rate constant; Thermodynamic data; Ea, ΔH(excit.), ΔS(excit.); |
aminoethylpiperazine
Conditions | Yield |
---|---|
With sodium hydroxide at 20℃; Rate constant; Thermodynamic data; Ea, ΔH(excit.), ΔS(excit.); |
Conditions | Yield |
---|---|
With water In acetonitrile at 30℃; Rate constant; |
ethylenediamine
A
piperazine
B
1,4-diaza-bicyclo[2.2.2]octane
C
aminoethylpiperazine
Conditions | Yield |
---|---|
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 |
Conditions | Yield |
---|---|
In water at 75℃; for 3h; |
aminoethylpiperazine
Conditions | Yield |
---|---|
Heating; |
Conditions | Yield |
---|---|
at 100℃; analoge Reaktionen mit Aminen; |
ethylenediamine
A
piperazine
B
1-(2-hydroxyethyl)piperazine
C
aminoethylpiperazine
D
2-(2-Aminoethylamino)ethanol
E
1,5-diamino-3-azapentane
F
triethylentetramine
Conditions | Yield |
---|---|
With hydrogen at 150 - 160℃; under 22502.3 Torr; |
ethanolamine
A
piperazine
B
1-(2-hydroxyethyl)piperazine
C
aminoethylpiperazine
D
2-(2-Aminoethylamino)ethanol
E
ethylenediamine
F
1,5-diamino-3-azapentane
G
triethylentetramine
Conditions | Yield |
---|---|
With ammonia; hydrogen at 170℃; under 150015 Torr; |
diethylenetriaminemonoacetonitrile
A
aminoethylpiperazine
B
triethylentetramine
Conditions | Yield |
---|---|
With hydrogen |
2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile
A
piperazine
B
aminoethylpiperazine
C
1,5-diamino-3-azapentane
D
triethylentetramine
Conditions | Yield |
---|---|
With hydrogen; Cr-doped Raney cobalt In tetrahydrofuran; water; ethylenediamine at 120℃; under 75007.5 Torr; for 3h; Product distribution / selectivity; Autoclave; |
Conditions | Yield |
---|---|
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; |
Conditions | Yield |
---|---|
nickel on silica/alumina (Sud-Chemie C46-7-03) at 150℃; under 11775.6 - 38512.9 Torr; for 5h; Product distribution / selectivity; Autoclave; |
triethanolamine
A
piperazine
B
1-(2-hydroxyethyl)piperazine
C
aminoethylpiperazine
Conditions | Yield |
---|---|
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
A
piperazine
B
1-(2-hydroxyethyl)piperazine
C
aminoethylpiperazine
D
N,N-bis(2-hydroxyethyl)ethylidenediamine
Conditions | Yield |
---|---|
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
A
piperazine
B
aminoethylpiperazine
C
1,5-diamino-3-azapentane
D
triethylentetramine
Conditions | Yield |
---|---|
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
A
piperazine
B
aminoethylpiperazine
C
1-<2-(2-aminoethyl)aminoethyl>piperazine
Conditions | Yield |
---|---|
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
triethylentetramine
A
piperazine
B
aminoethylpiperazine
C
1-<2-(2-aminoethyl)aminoethyl>piperazine
Conditions | Yield |
---|---|
nickel on silica/alumina (Sud-Chemie C46-7-03) at 155℃; under 15550.9 - 38512.9 Torr; for 6h; Product distribution / selectivity; Autoclave; |
ethylenediaminediacetonitrile
2-aminoacetonitrile
A
aminoethylpiperazine
B
ethylenediamine
C
triethylentetramine
Conditions | Yield |
---|---|
With hydrogen; Cr-doped Raney cobalt In tetrahydrofuran at 120℃; under 37503.8 Torr; Autoclave; |
ethylenediaminediacetonitrile
2-aminoacetonitrile
A
aminoethylpiperazine
B
ethylenediamine
C
1,5-diamino-3-azapentane
D
triethylentetramine
Conditions | Yield |
---|---|
With hydrogen; Cr-doped Raney cobalt In tetrahydrofuran at 120℃; under 37503.8 Torr; Autoclave; |
2,2’-(ethane-1,2-diylbis(azanediyl))diacetonitrile
A
piperazine
B
aminoethylpiperazine
C
1,5-diamino-3-azapentane
D
triethylentetramine
Conditions | Yield |
---|---|
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
4-methyl-2-pentanone
isopropyl alcohol
aminoethylpiperazine
Conditions | Yield |
---|---|
In methanol; water |
aminoethylpiperazine
7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In acetonitrile at 70℃; | 100% |
aminoethylpiperazine
acrylonitrile
3-(4-{2-[bis-(2-cyanoethyl)amino]ethyl}piperazin-1-yl)propionitrile
Conditions | Yield |
---|---|
Heating; | 99% |
In methanol at 20℃; Michael condensation; | 94% |
aminoethylpiperazine
3,3'-dibromo-4,4'-dimethoxy-5,6,5',6'-bis(methylenedioxy)biphenyl-2,2'-dicarboxylic anhydride
Conditions | Yield |
---|---|
In benzene for 24h; Ambient temperature; | 99% |
aminoethylpiperazine
ethyl trifluoroacetate,
1,1,1-trifluoro-N-(2-piperazin-1-ylethyl)acetamide
Conditions | Yield |
---|---|
In tetrahydrofuran at 0 - 20℃; for 2h; | 99% |
Conditions | Yield |
---|---|
In ethanol at 20 - 75℃; for 60h; | 99% |
aminoethylpiperazine
methanol
N-methyl-N'-(2-dimethylaminoethyl)piperazine
Conditions | Yield |
---|---|
With 5percent silver supported on titanium oxide at 25℃; for 10h; Inert atmosphere; Sealed tube; UV-irradiation; | 99% |
aminoethylpiperazine
phthalic anhydride
2-(2-(piperazin-1-yl)ethyl)isoindoline-1,3-dione
Conditions | Yield |
---|---|
In neat (no solvent) at 180℃; for 5h; | 98% |
at 180 - 200℃; for 3h; | 93% |
In neat (no solvent) at 160℃; for 4h; |
aminoethylpiperazine
4-iodophenyl isothiocyanate
4-{2-[3-(4-Iodo-phenyl)-thioureido]-ethyl}-piperazine-1-carbothioic acid (4-iodo-phenyl)-amide
Conditions | Yield |
---|---|
In ethanol for 4h; Heating; | 98% |
aminoethylpiperazine
5-amino-2-nitrobenzoic acid
Conditions | Yield |
---|---|
With 1,1'-carbonyldiimidazole In pyridine at 20 - 80℃; for 2.5h; | 98% |
aminoethylpiperazine
aluminum oxide
phosphoric acid
water
Conditions | Yield |
---|---|
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% |
Conditions | Yield |
---|---|
With 1.1 wt% Pd/NiO; hydrogen In ethanol at 25℃; under 760.051 Torr; for 10h; | 98% |
aminoethylpiperazine
salicylaldehyde
2-(((2-(piperazin-1-yl)ethyl)imino)methyl)phenol
Conditions | Yield |
---|---|
In methanol Reflux; | 97.39% |
In acetone for 0.5h; Ambient temperature; | 96% |
In methanol for 3h; Reflux; | 88% |
aminoethylpiperazine
carbon disulfide
Potassium; 4-(2-dithiocarboxyamino-ethyl)-piperazine-1-carbodithioate
Conditions | Yield |
---|---|
With potassium hydroxide at 60℃; | 97% |
Conditions | Yield |
---|---|
In methanol at 20℃; for 0.5h; | 97% |
In methanol at 20℃; for 72h; | 74% |
aminoethylpiperazine
4-methyl-2-pentanone
4-methyl-N-(2-(piperazin-1-yl)ethyl)pentan-2-imine
Conditions | Yield |
---|---|
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
methyl 4-[4-(methyloxy)-4-oxobutyl]disulfanylbutanoate
Conditions | Yield |
---|---|
In methanol at 25 - 65℃; for 40h; | 97% |
aminoethylpiperazine
5-bromosalicyclaldehyde
2-((2-(piperazin-1-yl)ethylimino)methyl)-4-bromophenol
Conditions | Yield |
---|---|
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 |
Conditions | Yield |
---|---|
at 30 - 60℃; | 97% |
aminoethylpiperazine
2-furancarbonyl chloride
Furan-2-carboxylic acid {2-[4-(furan-2-carbonyl)-piperazin-1-yl]-ethyl}-amide
Conditions | Yield |
---|---|
In benzene for 1h; Heating; | 96% |
Conditions | Yield |
---|---|
In methanol for 8h; Heating; | 96% |
In methanol for 8h; Heating; | 95% |
Yield given; |
aminoethylpiperazine
sulindac sulfide
Conditions | Yield |
---|---|
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In acetonitrile at 20℃; Inert atmosphere; | 96% |
aminoethylpiperazine
Conditions | Yield |
---|---|
In ethanol at 20℃; for 72h; Inert atmosphere; | 96% |
aminoethylpiperazine
2,3-diphenylmaleic anhydride
3,4-diphenyl-1-<2-(1-piperazinyl)ethyl>-1H-pyrrole-2,5-dione
Conditions | Yield |
---|---|
In ethanol for 2h; Ambient temperature; | 95% |
aminoethylpiperazine
acrylonitrile
3-(2-Piperazin-1-yl-ethylamino)-propionitrile
Conditions | Yield |
---|---|
In benzene for 6h; Heating; | 95% |
aminoethylpiperazine
chloroacetic acid
N-methoxycarbonyl-N'-(β-dimethoxycarbonylaminoethyl)piperazine
Conditions | Yield |
---|---|
In toluene for 4h; Heating; | 95% |
aminoethylpiperazine
2, 4-dichlorophenyl isothiocyanate
4-{2-[3-(2,4-Dichloro-phenyl)-thioureido]-ethyl}-piperazine-1-carbothioic acid (2,4-dichloro-phenyl)-amide
Conditions | Yield |
---|---|
In ethanol for 4h; Heating; | 95% |
aminoethylpiperazine
1,2,3,6-Tetrahydrophthalic anhydride
2-(2-Piperazin-1-yl-ethyl)-3a,4,7,7a-tetrahydro-isoindole-1,3-dione
Conditions | Yield |
---|---|
at 180 - 200℃; for 3h; | 95% |
Conditions | Yield |
---|---|
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
5-chlorosalicyclaldehyde
2-((2-(piperazin-1-yl)ethylimino)methyl)-4-chlorophenol
Conditions | Yield |
---|---|
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
thiophene-2-carbaldehyde
BARBITURIC ACID
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
Conditions | Yield |
---|---|
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 (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 (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.
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 . |
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