Product Name

  • Name

    2-Aminoethylmethylsulfone hydrochloride

  • EINECS 1806241-263-5
  • CAS No. 104458-24-4
  • Article Data9
  • CAS DataBase
  • Density
  • Solubility
  • Melting Point 168.0 to 172.0 °C
  • Formula C3H9NO2S.HCl
  • Boiling Point 325.8 °C at 760 mmHg
  • Molecular Weight 159.637
  • Flash Point 150.8 °C
  • Transport Information
  • Appearance power
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 104458-24-4 (2-Aminoethylmethylsulfone hydrochloride)
  • Hazard Symbols
  • Synonyms Ethanamine,2-(methylsulfonyl)-, hydrochloride (9CI);2-(Methylsulfonyl)ethanaminehydrochloride;2-(Methylsulfonyl)ethylamine hydrochloride;2-Aminoethyl methylsulfone hydrochloride;2-aminoethylmethylsulfone hydrochloride;
  • PSA 68.54000
  • LogP 1.57280

Synthetic route

tert-butyl 2-(methylsulfonyl)ethylcarbamate
154095-06-4

tert-butyl 2-(methylsulfonyl)ethylcarbamate

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In ethyl acetate at 0 - 20℃;97%
With hydrogenchloride In ethanol at 20℃; Temperature;88%
With hydrogenchloride In diethyl ether; ethyl acetate at 20℃;78%
(2-aminoethyl)methylsulfide
18542-42-2

(2-aminoethyl)methylsulfide

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

Conditions
ConditionsYield
With hydrogenchloride; dihydrogen peroxide In water at 25 - 30℃; pH=3 - 4; Solvent;94.8%
2-<2-(methylsulfonyl)ethyl>-1H-isoindole-1,3(2H)dione

2-<2-(methylsulfonyl)ethyl>-1H-isoindole-1,3(2H)dione

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

Conditions
ConditionsYield
With hydrogenchloride; water at 100℃; for 10h; Reagent/catalyst; Temperature;92.1%
With hydrogenchloride In water at 100℃; for 10h;92.1%
hydrochloride of methyl-<β-amino-ethyl>-sulfide

hydrochloride of methyl-<β-amino-ethyl>-sulfide

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

Conditions
ConditionsYield
With potassium permanganate; water
2-Methanesulfonyl-ethylamine
49773-20-8

2-Methanesulfonyl-ethylamine

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In ethanol Product distribution / selectivity;
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde
231278-84-5

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde

lapatanib
231277-92-2

lapatanib

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; for 0.333333h;
Stage #2: 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With acetic acid In tetrahydrofuran at 40℃; for 2h;
Stage #3: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 25 - 40℃; for 3h; Concentration;
100%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 50 - 60℃; for 4h;
Stage #2: With sodium cyanoborohydride In isopropyl alcohol at 20℃; for 2h;
92.6%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With sodium sulfate; triethylamine In methanol at 0℃; for 0.333333h;
Stage #2: 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With formic acid; sodium cyanoborohydride In tetrahydrofuran; methanol; N,N-dimethyl-formamide for 2h; pH=5 - 6;
82%
5-(4-(3-chloro-4-hydroxyphenylamino)quinazolin-6-yl)furan-2-carbaldehyde tosylate
1440511-82-9

5-(4-(3-chloro-4-hydroxyphenylamino)quinazolin-6-yl)furan-2-carbaldehyde tosylate

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

2-chloro-4-(6-(5-((2-(methylsulfonyl)ethylimino)methyl)furan-2-yl)quinazolin-4-ylamino)phenol
1440511-83-0

2-chloro-4-(6-(5-((2-(methylsulfonyl)ethylimino)methyl)furan-2-yl)quinazolin-4-ylamino)phenol

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In methanol at 20 - 25℃; for 20h;97.1%
C27H19ClFN3O3

C27H19ClFN3O3

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

lapatanib
231277-92-2

lapatanib

Conditions
ConditionsYield
With triethylamine In dichloromethane at 25 - 30℃; Inert atmosphere;97%
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde
231278-84-5

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde

N-(3-chloro-4-(3-fluorobenzyloxy)phenyl)-6-(5-((2-(methylsulfonyl)ethylimino)methyl)furan-2-yl)quinazolin-4-amine
1227853-06-6

N-(3-chloro-4-(3-fluorobenzyloxy)phenyl)-6-(5-((2-(methylsulfonyl)ethylimino)methyl)furan-2-yl)quinazolin-4-amine

Conditions
ConditionsYield
With triethylamine In methanol for 12h; Reflux;96%
With triethylamine In methanol for 12h; Reflux;96%
With triethylamine In methanol for 12h; Reflux;
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

toluene-4-sulfonic acid
104-15-4

toluene-4-sulfonic acid

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde
231278-84-5

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde

lapatinib ditosylate
388082-78-8

lapatinib ditosylate

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With tetrabutylammomium bromide; triethylamine In tetrahydrofuran at 30℃; for 3h;
Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 20℃; for 4h;
Stage #3: toluene-4-sulfonic acid In tetrahydrofuran at 50℃; for 1h;
94.9%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With acetic acid; N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; for 3h;
Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 20℃; for 12h;
Stage #3: toluene-4-sulfonic acid In tetrahydrofuran at 20℃; for 12h;
82.8%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With acetic acid; N-ethyl-N,N-diisopropylamine In tetrahydrofuran; N,N-dimethyl-formamide at 35℃; for 1h;
Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran; N,N-dimethyl-formamide at 20 - 25℃; for 2h;
Stage #3: toluene-4-sulfonic acid
72%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With N-ethyl-N,N-diisopropylamine In tetrahydrofuran; acetic acid at 30 - 35℃; for 1h;
Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran; acetic acid at 22℃; for 2 - 4h;
Stage #3: toluene-4-sulfonic acid With sodium hydroxide In tetrahydrofuran; acetic acid
5-bromo-2-furancarboxaldehyde
1899-24-7

5-bromo-2-furancarboxaldehyde

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

(E)-N-((5-bromofuran-2-yl)methylene)-2-(methylsulfonyl)ethylamine

(E)-N-((5-bromofuran-2-yl)methylene)-2-(methylsulfonyl)ethylamine

Conditions
ConditionsYield
Stage #1: 5-bromo-2-furancarboxaldehyde; 2-(methylsulfonyl)ethylamine hydrochloride With magnesium sulfate In dichloromethane at -5℃; for 2h; Inert atmosphere;
Stage #2: With triethylamine In dichloromethane at -5℃; for 2h; Inert atmosphere;
94.25%
3-(3-(4-chloro-5-fluoropyrimidin-2-yl)-1-(2-fluorobenzyl)-1H-pyrazol-5-yl)isoxazole
1446358-48-0

3-(3-(4-chloro-5-fluoropyrimidin-2-yl)-1-(2-fluorobenzyl)-1H-pyrazol-5-yl)isoxazole

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

C20H18F2N6O3S

C20H18F2N6O3S

Conditions
ConditionsYield
With triethylamine In 1,4-dioxane; water at 100℃; for 17h;91%
formaldehyd
50-00-0

formaldehyd

6-(furan-2-yl)-4-[3-chloro-4-(3-fluorobenzyloxy)phenyl]aminoquinazoline

6-(furan-2-yl)-4-[3-chloro-4-(3-fluorobenzyloxy)phenyl]aminoquinazoline

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

lapatanib
231277-92-2

lapatanib

Conditions
ConditionsYield
In tetrahydrofuran at 35 - 40℃; for 4h;90.3%
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

D-arabinono-1,4-lactone 5-(dihydrogenophosphate)
219946-62-0

D-arabinono-1,4-lactone 5-(dihydrogenophosphate)

N-(5-phosphate-D-arabinoyl)-2-(methylsulfonyl)ethanamine

N-(5-phosphate-D-arabinoyl)-2-(methylsulfonyl)ethanamine

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With sodium methylate at 35℃; Inert atmosphere;
Stage #2: D-arabinono-1,4-lactone 5-(dihydrogenophosphate) With methanol at 20℃; for 1.5h; Inert atmosphere;
89%
ethyl 4-chloro-3-nitrobenzoate
16588-16-2

ethyl 4-chloro-3-nitrobenzoate

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

ethyl 4-((2-(methylsulfonyl)ethyl)amino)-3-nitrobenzoate

ethyl 4-((2-(methylsulfonyl)ethyl)amino)-3-nitrobenzoate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 60℃; for 16h;89%
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

(±)-gossypol acetic acid
5453-04-3, 866541-93-7, 1189561-66-7

(±)-gossypol acetic acid

C36H44N2O10S2

C36H44N2O10S2

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With sodium hydroxide In ethanol for 1h; Reflux;
Stage #2: (±)-gossypol acetic acid In ethanol for 5h; Reflux;
86.8%
4-((E)-{[1-(3-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid
650626-22-5

4-((E)-{[1-(3-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-((E)-{[1-(3-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

4-((E)-{[1-(3-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

Conditions
ConditionsYield
With diethyl cyanophosphonate; triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; for 16h;84%
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

toluene-4-sulfonic acid
104-15-4

toluene-4-sulfonic acid

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde
231278-84-5

5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde

N-{3-chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulphonyl)ethyl]amino}methyl)furan-2-yl]quinazolin-4-amine bis(4-methylbenzenesulphonate) monohydrate

N-{3-chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulphonyl)ethyl]amino}methyl)furan-2-yl]quinazolin-4-amine bis(4-methylbenzenesulphonate) monohydrate

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With acetic acid; N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; for 3h;
Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 20℃; for 12h;
Stage #3: toluene-4-sulfonic acid With water In tetrahydrofuran at 20℃; for 12h;
82.8%
2-amino-5-[(5-formyl)furan-2-yl]benzonitrile p-toluenesulfonic acid

2-amino-5-[(5-formyl)furan-2-yl]benzonitrile p-toluenesulfonic acid

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

2-amino-5-[5-[[[2-(methanesulfonyl)ethyl]amino]methyl]furan-2-yl]benzonitrile

2-amino-5-[5-[[[2-(methanesulfonyl)ethyl]amino]methyl]furan-2-yl]benzonitrile

Conditions
ConditionsYield
Stage #1: 2-amino-5-[(5-formyl)furan-2-yl]benzonitrile p-toluenesulfonic acid; 2-(methylsulfonyl)ethylamine hydrochloride With acetic acid; triethylamine In tetrahydrofuran at 20 - 35℃; for 1h;
Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 22 - 25℃; for 2.5h;
82.7%
4-(4-(E)-(propen-1-yl)phenylamino)-6-(5-formylfuran-2-yl)quinazoline

4-(4-(E)-(propen-1-yl)phenylamino)-6-(5-formylfuran-2-yl)quinazoline

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-(4-(E)-(propen-1-yl)phenylamino)-6-(5-((2-(methylsulfonyl)ethyl)aminomethyl)furan-2-yl)quinazoline

4-(4-(E)-(propen-1-yl)phenylamino)-6-(5-((2-(methylsulfonyl)ethyl)aminomethyl)furan-2-yl)quinazoline

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With sodium sulfate; triethylamine In methanol at 0℃; for 0.333333h;
Stage #2: 4-(4-(E)-(propen-1-yl)phenylamino)-6-(5-formylfuran-2-yl)quinazoline With formic acid; sodium cyanoborohydride In tetrahydrofuran; methanol; N,N-dimethyl-formamide for 2h; pH=5 - 6;
82.6%
4-((E)-{[1-(6-methoxypyridin-2-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid
650637-47-1

4-((E)-{[1-(6-methoxypyridin-2-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-((E)-{[1-(6-methoxypyridin-2-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

4-((E)-{[1-(6-methoxypyridin-2-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

Conditions
ConditionsYield
With diethyl cyanophosphonate; triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; for 16h;81%
4-((E)-{[1-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid

4-((E)-{[1-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-((E)-{[1-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide hydrochloride

4-((E)-{[1-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide hydrochloride

Conditions
ConditionsYield
Stage #1: 4-((E)-{[1-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid; 2-(methylsulfonyl)ethylamine hydrochloride With diethyl cyanophosphonate; triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; for 16h;
Stage #2: With hydrogenchloride In water
81%
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-((E)-{[1-(3-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid
650627-05-7

4-((E)-{[1-(3-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid

4-((E)-{[1-(3-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

4-((E)-{[1-(3-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

Conditions
ConditionsYield
With diethyl cyanophosphonate; triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; for 16h;81%
4-((E)-{[1-(3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid
650626-44-1

4-((E)-{[1-(3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

N-[2-(methylsulfonyl)ethyl]-4-((E)-{[1-(3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzamide

N-[2-(methylsulfonyl)ethyl]-4-((E)-{[1-(3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzamide

Conditions
ConditionsYield
With diethyl cyanophosphonate; triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; for 16h;80%
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

toluene-4-sulfonic acid
104-15-4

toluene-4-sulfonic acid

N-{3-chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulphonyl)ethyl]amino}methyl)furan-2-yl]quinazolin-4-amine bis(4-methylbenzenesulphonate) monohydrate

N-{3-chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulphonyl)ethyl]amino}methyl)furan-2-yl]quinazolin-4-amine bis(4-methylbenzenesulphonate) monohydrate

Conditions
ConditionsYield
Stage #1: 5-(4-[3-chloro-4-(3-fluorobenzyloxy)-anilino]-6-quinazolinyl)-furan-2-carbaldehyde 4-methylbenzenesulfonate; 2-(methylsulfonyl)ethylamine hydrochloride With acetic acid; N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 30 - 35℃; for 1h;
Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 22℃; for 2h;
Stage #3: toluene-4-sulfonic acid With sodium hydroxide; water more than 3 stages;
80%
5-[4-(tetrahydro-2H-pyran-2-yloxy)quinazolin-6-yl]furan-2-carbaldehyde
1383531-70-1

5-[4-(tetrahydro-2H-pyran-2-yloxy)quinazolin-6-yl]furan-2-carbaldehyde

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

2-(methylsulphonyl)-N-({5-[4-(tetrahydro-2H-pyran-2-yloxy)quinazolin-6-yl]furan-2-yl}methyl)ethanamine
1383531-71-2

2-(methylsulphonyl)-N-({5-[4-(tetrahydro-2H-pyran-2-yloxy)quinazolin-6-yl]furan-2-yl}methyl)ethanamine

Conditions
ConditionsYield
Stage #1: 5-[4-(tetrahydro-2H-pyran-2-yloxy)quinazolin-6-yl]furan-2-carbaldheyde; 2-(methylsulfonyl)ethylamine hydrochloride With N-ethyl-N,N-diisopropylamine In dichloromethane at 20 - 35℃; for 0.5h; Inert atmosphere;
Stage #2: With sodium tris(acetoxy)borohydride In dichloromethane at 20 - 25℃; for 2h;
Stage #3: With sodium hydrogencarbonate In dichloromethane
80%
Stage #1: 5-[4-(tetrahydro-2H-pyran-2-yloxy)quinazolin-6-yl]furan-2-carbaldheyde; 2-(methylsulfonyl)ethylamine hydrochloride With N-ethyl-N,N-diisopropylamine In dichloromethane at 30 - 35℃; for 0.5h; Inert atmosphere;
Stage #2: With sodium tris(acetoxy)borohydride In dichloromethane at 20 - 25℃; for 2h;
80%
Stage #1: 5-[4-(tetrahydro-2H-pyran-2-yloxy)quinazolin-6-yl]furan-2-carbaldheyde; 2-(methylsulfonyl)ethylamine hydrochloride With N-ethyl-N,N-diisopropylamine In dichloromethane at 20 - 35℃; for 0.5h; Inert atmosphere;
Stage #2: With sodium tris(acetoxy)borohydride In dichloromethane at 20 - 25℃; for 2h; Inert atmosphere;
80%
4-(3-ethynyl-phenylamino)-6-(5-formylfuran-2-yl)quinazoline

4-(3-ethynyl-phenylamino)-6-(5-formylfuran-2-yl)quinazoline

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-(3-ethynylphenylamino)-6-(5-((2-(methylsulfonyl)ethyl)aminomethyl)furan-2-yl)quinazoline

4-(3-ethynylphenylamino)-6-(5-((2-(methylsulfonyl)ethyl)aminomethyl)furan-2-yl)quinazoline

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With sodium sulfate; triethylamine In methanol at 0℃; for 0.333333h;
Stage #2: 4-(3-ethynyl-phenylamino)-6-(5-formylfuran-2-yl)quinazoline With formic acid; sodium cyanoborohydride In tetrahydrofuran; methanol; N,N-dimethyl-formamide for 2h; pH=5 - 6;
79.7%
4-(3-chloro-4-fluorophenylamino)-6-(5-formylfuran-2-yl)quinazoline
1421356-86-6

4-(3-chloro-4-fluorophenylamino)-6-(5-formylfuran-2-yl)quinazoline

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-(3-chloro-4-fluorophenylamino)-6-(5-((2-(methylsulfonyl)ethyl)aminomethyl)furan-2-yl)quinazoline

4-(3-chloro-4-fluorophenylamino)-6-(5-((2-(methylsulfonyl)ethyl)aminomethyl)furan-2-yl)quinazoline

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With sodium sulfate; triethylamine In methanol at 0℃; for 0.333333h;
Stage #2: N-(3-chloro-4-fluorophenyl)-6-(5-formyl-2-furyl)-4-quinazolinamine With formic acid; sodium cyanoborohydride In tetrahydrofuran; methanol; N,N-dimethyl-formamide for 2h; pH=5 - 6;
78.1%
2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

trifluoroacetic acid
76-05-1

trifluoroacetic acid

(2-methanesulfonyl-ethyl)-(6-methyl-5-nitro-pyridin-2-yl)-amine trifluoroacetate
897732-57-9

(2-methanesulfonyl-ethyl)-(6-methyl-5-nitro-pyridin-2-yl)-amine trifluoroacetate

Conditions
ConditionsYield
Stage #1: 6-fluoro-2-methyl-3-nitro-pyridine; 2-(methylsulfonyl)ethylamine hydrochloride With potassium carbonate In tetrahydrofuran at 20 - 60℃; for 100h;
Stage #2: trifluoroacetic acid
78%
(S)-4-(4-((2-hydroxy-1-phenylethyl)amino)-7H-pyrrolo[2,3-d]pyrimidin-6-yl)-3-methoxybenzaldehyde
1637438-04-0

(S)-4-(4-((2-hydroxy-1-phenylethyl)amino)-7H-pyrrolo[2,3-d]pyrimidin-6-yl)-3-methoxybenzaldehyde

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

(S)-2-((6-(2-methoxy-4-(((2-(methylsulfonyl)ethyl)amino)methyl)phenyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)-2-phenylethan-1-ol

(S)-2-((6-(2-methoxy-4-(((2-(methylsulfonyl)ethyl)amino)methyl)phenyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)-2-phenylethan-1-ol

Conditions
ConditionsYield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 0.5h;
Stage #2: (S)-4-(4-((2-hydroxy-1-phenylethyl)amino)-7H-pyrrolo[2,3-d]pyrimidin-6-yl)-3-methoxybenzaldehyde In dichloromethane at 20℃; for 6h;
Stage #3: With sodium tetrahydroborate In methanol for 3h;
77%
4-((E)-{[1-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid
650626-61-2

4-((E)-{[1-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)benzoic acid

2-(methylsulfonyl)ethylamine hydrochloride
104458-24-4

2-(methylsulfonyl)ethylamine hydrochloride

4-((E)-{[1-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

4-((E)-{[1-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]hydrazono}methyl)-N-[2-(methylsulfonyl)ethyl]benzamide

Conditions
ConditionsYield
With diethyl cyanophosphonate; triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; for 16h;76%

2-Aminoethylmethylsulfone hydrochloride Specification

The Ethanamine,2-(methylsulfonyl)-, hydrochloride (1:1), with CAS registry number 104458-24-4, belongs to the following product category: Intermediate of lapatinib ditosylate. It has the systematic name of 2-(methylsulfonyl)ethanamine hydrochloride (1:1). And the chemical formula of this chemical is C3H9NO2S.HCl.

Physical properties of Ethanamine,2-(methylsulfonyl)-, hydrochloride (1:1): (1)# of Rule of 5 Violations: 0; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 1; (5)ACD/KOC (pH 7.4): 2; (6)#H bond acceptors: 3; (7)#H bond donors: 2; (8)#Freely Rotating Bonds: 3; (9)Polar Surface Area: 68.54 Å2; (10)Enthalpy of Vaporization: 57.92 kJ/mol; (11)Vapour Pressure: 0.000163 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: Cl.CS(=O)(=O)CCN
(2)InChI: InChI=1/C3H9NO2S.ClH/c1-7(5,6)3-2-4;/h2-4H2,1H3;1H
(3)InChIKey: AMYYUKGKCJKCBI-UHFFFAOYAR
(4)Std. InChI: InChI=1S/C3H9NO2S.ClH/c1-7(5,6)3-2-4;/h2-4H2,1H3;1H
(5)Std. InChIKey: AMYYUKGKCJKCBI-UHFFFAOYSA-N

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