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Conditions | Yield |
---|---|
With sulfuric acid; tetrabutylammomium bromide In toluene at 40℃; for 1.5h; | 99% |
With sulfuric acid In water at -5 - 5℃; for 0.5h; | 90.72% |
With sulfuric acid | 89% |
Conditions | Yield |
---|---|
With sulfuric acid |
Conditions | Yield |
---|---|
With sulfuric acid |
Conditions | Yield |
---|---|
With silver sulfate |
(2-amino-ethyl)-nitroso-amidosulfuric acid
phenol
sulfuric acid mono-(2-amino-ethyl ester)
Conditions | Yield |
---|---|
With ammonia In dichloromethane |
sulfuric acid
sulfur trioxide
ethanolamine
sulfuric acid mono-(2-amino-ethyl ester)
sulfuric acid mono-(2-amino-ethyl ester)
Conditions | Yield |
---|---|
With phenol |
ammonium bisulfate
ethanolamine
sulfuric acid mono-(2-amino-ethyl ester)
Conditions | Yield |
---|---|
With ammonium sulfate |
Conditions | Yield |
---|---|
at 270 - 280℃; Product distribution / selectivity; |
sulfuric acid mono-(2-amino-ethyl ester)
salicylaldehyde
C9H10NO5S(1-)*Na(1+)
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol | 95% |
sulfuric acid mono-(2-amino-ethyl ester)
vanillin
C10H12NO6S(1-)*Na(1+)
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol | 94% |
Conditions | Yield |
---|---|
Stage #1: sulfuric acid mono-(2-amino-ethyl ester) With ammonium sulfite monohydrate at 120℃; for 18h; Autoclave; Stage #2: With ammonium sulfite monohydrate; sodium hydroxide In water pH=7.2; Temperature; | 88.1% |
With water; sodium sulfite |
sulfuric acid mono-(2-amino-ethyl ester)
2-hydroxynaphthalene-1-carbaldehyde
C13H12NO5S(1-)*Na(1+)
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol | 88% |
sulfuric acid mono-(2-amino-ethyl ester)
(-)-(2S,3S)-3-(2-ethoxyphenoxy)-3-phenylpropene-1,2-epoxide
A
2-{[(2S,3S)-3-(2-ethoxyphenoxy)-2-hydroxy-3-phenylpropyl]amino}ethyl hydrogen sulfate
B
C36H43NO10S
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In ethanol; toluene | A 86% B n/a |
With 1,8-diazabicyclo[5.4.0]undec-7-ene In methanol at 70℃; | A 92 %Chromat. B 6 %Chromat. |
Conditions | Yield |
---|---|
With ammonium sulfate; sulfuric acid; ammonium sulfite monohydrate In water at 110℃; for 24h; pH=6.2 - 7.2; Autoclave; | 85% |
sulfuric acid mono-(2-amino-ethyl ester)
4-methoxy-benzaldehyde
C10H12NO5S(1-)*Na(1+)
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol | 83% |
sulfuric acid mono-(2-amino-ethyl ester)
3,4-dimethoxy-benzaldehyde
C11H14NO6S(1-)*Na(1+)
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol | 80.2% |
sulfuric acid mono-(2-amino-ethyl ester)
(-)-(2S,3S)-3-(2-ethoxyphenoxy)-3-phenylpropene-1,2-epoxide
2-{[(2S,3S)-3-(2-ethoxyphenoxy)-2-hydroxy-3-phenylpropyl]amino}ethyl hydrogen sulfate
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In toluene Inert atmosphere; | 78% |
Stage #1: sulfuric acid mono-(2-amino-ethyl ester) With 1,8-diazabicyclo[5.4.0]undec-7-ene In ethanol; toluene at 65℃; for 1h; Stage #2: (-)-(2S,3S)-3-(2-ethoxyphenoxy)-3-phenylpropene-1,2-epoxide In ethanol; toluene at 65 - 70℃; for 3h; | 74% |
Stage #1: sulfuric acid mono-(2-amino-ethyl ester) With 1,8-diazabicyclo[5.4.0]undec-7-ene In ethanol; toluene at 65℃; for 1h; Stage #2: (-)-(2S,3S)-3-(2-ethoxyphenoxy)-3-phenylpropene-1,2-epoxide In ethanol; toluene at 70℃; for 3h; | 1.1 kg |
With 1,8-diazabicyclo[5.4.0]undec-7-ene In ethanol; toluene at 65 - 70℃; |
(2R,3S)-3-(2-ethoxyphenoxy)-3-phenylpropene-1,2-epoxide
sulfuric acid mono-(2-amino-ethyl ester)
{[(2R,3S)-3-(2-ethoxyphenoxy)-2-hydroxy-3-phenylpropyl]amino}ethyl hydrogen sulfate
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In toluene Inert atmosphere; | 78% |
sulfuric acid mono-(2-amino-ethyl ester)
1-(inden-7-yloxy)-2,3-epoxypropane
2-(7-indenyloxymethyl)-morpholine hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride; sodium hydroxide In methanol 1.) 55 deg C, 16 h; 2.) iso-PrOH, acetone, 0-5 deg C, 15 min.; | 73% |
carbon disulfide
sulfuric acid mono-(2-amino-ethyl ester)
thiazolidine-2-thione
Conditions | Yield |
---|---|
With potassium hydroxide | 68% |
With sodium hydroxide In ethanol at 40℃; for 3h; | 68% |
With sodium hydroxide In ethanol; water for 0.666667h; Heating; | |
With potassium hydroxide |
sulfuric acid mono-(2-amino-ethyl ester)
(+/-)-2-(2-ethoxy-4-iodophenyloxymethyl)oxirane
(+/-)-2-[(2-ethoxy-4-iodophenoxy)methyl]morpholine
Conditions | Yield |
---|---|
With sodium hydroxide In isopropyl alcohol for 8h; Heating; | 67% |
sulfuric acid mono-(2-amino-ethyl ester)
(+/-)-2-(5-chloro-2-methoxyphenyloxymethyl)oxirane
(+/-)-2-[(5-chloro-2-methoxyphenoxy)methyl]morpholine
Conditions | Yield |
---|---|
With sodium hydroxide In isopropyl alcohol Heating; | 65% |
sulfuric acid mono-(2-amino-ethyl ester)
1-isothiocyanatonaphthalene
(4,5-dihydro-thiazol-2-yl)-naphthalen-1-yl-amine
Conditions | Yield |
---|---|
With sodium hydroxide; ethanol | 64% |
sulfuric acid mono-(2-amino-ethyl ester)
(R)-benzyl glycidol
(2R)-2-[(benzyloxy)methyl]morpholine
Conditions | Yield |
---|---|
With sodium hydroxide In water at 50 - 55℃; for 21h; | 62% |
With sodium hydroxide In methanol; water at 50℃; | 49% |
With sodium hydroxide In methanol; water at 50℃; | 49% |
Conditions | Yield |
---|---|
With sodium hydroxide In water Heating; | 60% |
With sodium hydroxide | |
With potassium hydroxide |
sulfuric acid mono-(2-amino-ethyl ester)
2-methoxy-1-naphthaldehyde
2-Methoxy-1-naphthalideneiminoethyl hydrogen sulfate sodium salt
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol | 58.1% |
Conditions | Yield |
---|---|
With sodium dithionite; water at 90 - 100℃; for 12h; Temperature; Inert atmosphere; | 53.87% |
sulfuric acid mono-(2-amino-ethyl ester)
Conditions | Yield |
---|---|
With sodium hydroxide In methanol; water; toluene at 40 - 65℃; for 21.5h; | 53% |
sulfuric acid mono-(2-amino-ethyl ester)
Conditions | Yield |
---|---|
With sodium hydroxide In methanol; water; toluene at 20 - 65℃; for 19.0833h; | 50% |
sulfuric acid mono-(2-amino-ethyl ester)
(S)-benzyl glycidyl ether
(+)-2(S)-(phenylmethyloxymethyl)morpholine
Conditions | Yield |
---|---|
With sodium hydroxide In methanol; water at 50 - 55℃; for 17h; | 49% |
With sodium hydroxide In methanol; water at 50 - 55℃; for 17h; | 49% |
Stage #1: sulfuric acid mono-(2-amino-ethyl ester); (S)-benzyl glycidyl ether With sodium hydroxide In methanol; water at 40℃; for 4h; Stage #2: With sodium hydroxide In methanol; water; toluene at 65℃; for 12h; |
sulfuric acid mono-(2-amino-ethyl ester)
(R)-1-chloro-3-thiophen-2-yl-propan-2-ol
(R)-2-(thiophen-2-ylmethyl)-morpholine
Conditions | Yield |
---|---|
Stage #1: (R)-1-chloro-3-thiophen-2-yl-propan-2-ol With sodium hydroxide In methanol; water at 20℃; for 0.0833333h; Stage #2: sulfuric acid mono-(2-amino-ethyl ester) In methanol; water at 45℃; for 2.75h; Stage #3: With sodium hydroxide In methanol; water; toluene at 65℃; | 48% |
sulfuric acid mono-(2-amino-ethyl ester)
1-isothiocyanato-4-methylbenzene
N-(4-Methylphenyl)-4,5-dihydro-2-thiazolamine
Conditions | Yield |
---|---|
With sodium hydroxide; ethanol | 44% |
sulfuric acid mono-(2-amino-ethyl ester)
2,4-Dihydroxybenzaldehyde
C9H10NO6S(1-)*Na(1+)
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol | 44% |
Conditions | Yield |
---|---|
With sulfuric acid In methanol; water; toluene | 40% |
1,2-Anhydro-3-O-(o-ethoxyphenyl)-glycerol
sulfuric acid mono-(2-amino-ethyl ester)
viloxazine
Conditions | Yield |
---|---|
With potassium hydroxide In methanol; water Product distribution / selectivity; | 39.8% |
sulfuric acid mono-(2-amino-ethyl ester)
(2-nitro-4-trifluoromethylphenyl)isothiocyanate
(4,5-Dihydro-thiazol-2-yl)-(2-nitro-4-trifluoromethyl-phenyl)-amine
Conditions | Yield |
---|---|
With sodium hydroxide; ethanol | 39% |
sulfuric acid mono-(2-amino-ethyl ester)
benzaldehyde
C9H10NO4S(1-)*Na(1+)
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol at 60 - 70℃; for 2h; | 38.2% |
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