Product Name

  • Name

    4-Phenyl-2-pyrrolidinone

  • EINECS
  • CAS No. 1198-97-6
  • Article Data35
  • CAS DataBase
  • Density 1.108g/cm3
  • Solubility
  • Melting Point 72.0~78.0℃
  • Formula C10H11 N O
  • Boiling Point 362.3°Cat760mmHg
  • Molecular Weight 161.203
  • Flash Point 212.4°C
  • Transport Information
  • Appearance
  • Safety Poison by intraperitoneal route. When heated to decomposition it emits toxic fumes of NOx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 1198-97-6 (4-Phenyl-2-pyrrolidinone)
  • Hazard Symbols
  • Synonyms 4-Phenyl-2-pyrrolidinone;4-Phenyl-2-pyrrolidone; b-Phenyl-g-aminobutyricacid lactam
  • PSA 29.10000
  • LogP 1.61890

Synthetic route

2-oxo-4-phenylpyrrolidine-3-carboxylic acid
77519-55-2

2-oxo-4-phenylpyrrolidine-3-carboxylic acid

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
In toluene for 5h; Reflux;100%
at 190℃; for 0.5h;58%
at 175℃;
4-nitro-3-phenylbutanoic acid methyl ester
34687-03-1

4-nitro-3-phenylbutanoic acid methyl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With palladium 10% on activated carbon; hydrogen In methanol at 60℃; under 45004.5 Torr;92%
With hydrogen; platinum(IV) oxide In methanol for 20h;72%
With hydrogen; nickel In methanol at 60℃;
3-chloro-4-phenyl-1H-pyrrol-2(5H)-one

3-chloro-4-phenyl-1H-pyrrol-2(5H)-one

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With sodium tetrahydroborate; nickel dichloride In tetrahydrofuran; methanol at 0 - 20℃; for 1h;92%
ethyl 3-phenyl-4-nitrobutanoate
41441-40-1

ethyl 3-phenyl-4-nitrobutanoate

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With sodium tetrahydroborate; nickel(II) chloride hexahydrate In ethanol at 0℃; for 2h;88%
With sodium tetrahydroborate; nickel(II) chloride hexahydrate In ethanol at 0℃; for 2h;82%
With hydrogen; palladium on activated charcoal 1.) 2.) toluene, reflux; Yield given. Multistep reaction;
Stage #1: ethyl 3-phenyl-4-nitrobutanoate With hydrogen In ethanol at 20℃; under 1034.32 Torr;
Stage #2: In ethanol; toluene Reflux;
C11H11N3O3

C11H11N3O3

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Stage #1: C11H11N3O3 In chloroform at 60℃; for 3h; Inert atmosphere;
Stage #2: With dmap In chloroform at 20℃; for 2h; Inert atmosphere;
87%
4-nitro-3-phenylbutanoic acid ethyl ester

4-nitro-3-phenylbutanoic acid ethyl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With sodium tetrahydroborate; nickel(II) chloride hexahydrate; water In dichloromethane at -10 - 30℃; for 5h; Concentration; Reagent/catalyst; Temperature;85%
4-amino-3-phenylbutanoic acid methyl ester
84872-79-7

4-amino-3-phenylbutanoic acid methyl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With triethylamine In ethanol Reflux;83%
(+/-)-4-nitro-3-phenylbutyric acid 4'-(4-nitro-3-phenylbutyryloxymethyl)-[2,2']bipyridinyl-4-ylmethyl ester
866789-27-7

(+/-)-4-nitro-3-phenylbutyric acid 4'-(4-nitro-3-phenylbutyryloxymethyl)-[2,2']bipyridinyl-4-ylmethyl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With polymer-supported borohydride resin; nickel dichloride In dichloromethane at 20℃;60%
4-(1,3-dioxoisoindolin-2-yl)-3-phenyl-N-(quinolin-8-yl)butanamide

4-(1,3-dioxoisoindolin-2-yl)-3-phenyl-N-(quinolin-8-yl)butanamide

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With hydrazine hydrate In ethanol at 95℃; for 6h; Sealed tube;59%
3-cyano-3-phenylpropanoic acid ethyl ester
14025-83-3

3-cyano-3-phenylpropanoic acid ethyl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Stage #1: 3-cyano-3-phenylpropanoic acid ethyl ester With sodium tetrahydroborate; cobalt(II) chloride hexahydrate In tetrahydrofuran; water at 0 - 20℃; for 72h;
Stage #2: With ammonia In tetrahydrofuran; water
57%
Multi-step reaction with 2 steps
1: H2, conc. HCl / 10percent Pd/C / methanol / 2068.6 Torr
2: Et3N / toluene / Heating
View Scheme
2-pyrrolidinon
616-45-5

2-pyrrolidinon

bromobenzene
108-86-1

bromobenzene

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With aluminum (III) chloride; sodium chloride at 0 - 180℃; under 750.075 Torr;44%
4-nitro-3-phenylbutanoic acid polyglyceryl ester

4-nitro-3-phenylbutanoic acid polyglyceryl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With hydrogenchloride; zinc In ethanol Heating;36%
(2-nitro-1-phenyl-ethyl)-malonic acid dimethyl ester
55790-16-4

(2-nitro-1-phenyl-ethyl)-malonic acid dimethyl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With palladium on activated carbon; hydrogen In o-xylene at 130℃; under 11251.1 Torr; for 18h; Catalytic behavior;35%
Multi-step reaction with 3 steps
1: hydrogen / methanol / 2.5 h / 20 °C / 3102.97 Torr
2: sodium hydroxide / ethanol / 48 h / 20 °C
3: toluene / 5 h / Reflux
View Scheme
2-pyrrolidinon
616-45-5

2-pyrrolidinon

chlorobenzene
108-90-7

chlorobenzene

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With aluminum (III) chloride; sodium chloride at 0 - 180℃; under 750.075 Torr;32%
2-oxo-4-phenyl-3-ethoxycarbonylpyrrolidine
52450-32-5

2-oxo-4-phenyl-3-ethoxycarbonylpyrrolidine

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With hydrogenchloride; ethanol; water
Multi-step reaction with 2 steps
1: ethanolic KOH
2: 175 °C
View Scheme
With sodium carbonate for 6h; Reagent/catalyst; Reflux;3.3 g
4-amino-3-phenylbutanoic acid
1078-21-3

4-amino-3-phenylbutanoic acid

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With potassium hydroxide
ethyl 4-amino-3-phenylbutanoate hydrochloride

ethyl 4-amino-3-phenylbutanoate hydrochloride

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With triethylamine In toluene Heating;
(+-)-3-cyano-3-phenyl-propionic acid ethyl ester

(+-)-3-cyano-3-phenyl-propionic acid ethyl ester

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With diethyl ether; nickel at 70 - 90℃; Hydrogenation;
Methyl cinnamate
103-26-4

Methyl cinnamate

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 96 percent / 1,1,3,3-tetramethylguanidine / 3 h / Heating
2: 72 percent / H2 / PtO2 / methanol / 20 h
View Scheme
Multi-step reaction with 2 steps
1: 1,1,3,3-tetramethylguanidine / 70 °C
2: H2 / Raney nickel / methanol / 60 °C
View Scheme
Multi-step reaction with 2 steps
1: 1,8-diazabicyclo[5.4.0]undec-7-ene / methanol
2: hydrogen / platinum(IV) oxide / ethanol
View Scheme
Multi-step reaction with 3 steps
1: N,N,N',N'-tetramethylguanidine / 42 h / 20 °C
2: palladium 10% on activated carbon; acetic acid; hydrogen / dichloromethane / 20 °C
3: triethylamine / ethanol / Reflux
View Scheme
diethyl benzalmalonate
5292-53-5

diethyl benzalmalonate

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: methanol; H2O / 60 °C
2: H2, conc. HCl / 10percent Pd/C / methanol / 2068.6 Torr
3: Et3N / toluene / Heating
View Scheme
3-methoxycarbonyl-4-phenyl-2-pyrrolidone
55790-17-5

3-methoxycarbonyl-4-phenyl-2-pyrrolidone

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 89.6 percent / 10percent aq. KOH / 5 h / Heating
2: 58 percent / 0.5 h / 190 °C
View Scheme
Multi-step reaction with 2 steps
1: sodium hydroxide / ethanol / 48 h / 20 °C
2: toluene / 5 h / Reflux
View Scheme
3-chloro-5-hydroxy-4-phenylfuran-2(5H)-one

3-chloro-5-hydroxy-4-phenylfuran-2(5H)-one

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: acetic acid / chloroform / 1 h / 0 - 20 °C
1.2: 20 °C
2.1: trifluoroacetic acid / 1,2-dichloro-ethane / 2 h / 80 °C
3.1: nickel dichloride; sodium tetrahydroborate / methanol; tetrahydrofuran / 1 h / 0 - 20 °C
View Scheme
3-chloro-1-(2,4-dimethoxybenzyl)-4-phenyl-1H-pyrrol-2(5H)-one

3-chloro-1-(2,4-dimethoxybenzyl)-4-phenyl-1H-pyrrol-2(5H)-one

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: trifluoroacetic acid / 1,2-dichloro-ethane / 2 h / 80 °C
2: nickel dichloride; sodium tetrahydroborate / methanol; tetrahydrofuran / 1 h / 0 - 20 °C
View Scheme
phenylboronic acid
98-80-6

phenylboronic acid

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: cesium fluoride; tetrabutyl-ammonium chloride; bis-triphenylphosphine-palladium(II) chloride / toluene; water / 18 h / 20 °C / Inert atmosphere
2.1: acetic acid / chloroform / 1 h / 0 - 20 °C
2.2: 20 °C
3.1: trifluoroacetic acid / 1,2-dichloro-ethane / 2 h / 80 °C
4.1: nickel dichloride; sodium tetrahydroborate / methanol; tetrahydrofuran / 1 h / 0 - 20 °C
View Scheme
ethyl 3-phenyl-2-propenoate
103-36-6

ethyl 3-phenyl-2-propenoate

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / 20 °C
2.1: hydrogen / ethanol / 20 °C / 1034.32 Torr
2.2: Reflux
View Scheme
Multi-step reaction with 2 steps
1: sodium hydroxide / methanol; water / 24 h / 20 - 30 °C
2: nickel(II) chloride hexahydrate; water; sodium tetrahydroborate / dichloromethane / 5 h / -10 - 30 °C
View Scheme
benzaldehyde
100-52-7

benzaldehyde

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: tetrahydrofuran / 20 °C
2.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / 20 °C
3.1: hydrogen / ethanol / 20 °C / 1034.32 Torr
3.2: Reflux
View Scheme
Multi-step reaction with 2 steps
1: aminopropyl-silica-based catalyst; dimethylaminopropyl-silica-based solid / o-xylene / 18 h / 70 °C / Green chemistry
2: palladium on activated carbon; hydrogen / o-xylene / 18 h / 130 °C / 11251.1 Torr
View Scheme
Multi-step reaction with 3 steps
1.1: potassium tert-butylate / toluene; methanol / 0.17 h / 20 °C / 4500.45 Torr / Inert atmosphere
1.2: 0.11 h / 25 °C / 4500.45 Torr / Inert atmosphere
2.1: tetrabutyl ammonium fluoride / toluene; tetrahydrofuran / 1 h / 50 °C / 6000.6 Torr
3.1: hydrogen; palladium 10% on activated carbon / methanol / 60 °C / 45004.5 Torr
View Scheme
(2-nitroethenyl)benzene
102-96-5

(2-nitroethenyl)benzene

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: calcined hydrotalcite / ethanol / 24 h / Reflux
2: nickel(II) chloride hexahydrate; sodium tetrahydroborate / ethanol / 2 h / 0 °C
View Scheme
Multi-step reaction with 3 steps
1: triethylamine / dichloromethane / 24 h / 25 °C
2: calcined hydrotalcite / 24 h / Reflux
3: nickel(II) chloride hexahydrate; sodium tetrahydroborate / ethanol / 2 h / 0 °C
View Scheme
benzyl alcohol
100-51-6

benzyl alcohol

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydrogencarbonate; sodium hypochlorite; potassium bromide / water; dichloromethane / 0.21 h / 0 °C
2.1: potassium tert-butylate / toluene; methanol / 0.17 h / 20 °C / 4500.45 Torr / Inert atmosphere
2.2: 0.11 h / 25 °C / 4500.45 Torr / Inert atmosphere
3.1: tetrabutyl ammonium fluoride / toluene; tetrahydrofuran / 1 h / 50 °C / 6000.6 Torr
4.1: hydrogen; palladium 10% on activated carbon / methanol / 60 °C / 45004.5 Torr
View Scheme
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

propargyl bromide
106-96-7

propargyl bromide

N-propargyl-4-phenyl-2-pyrrolidone
137518-26-4

N-propargyl-4-phenyl-2-pyrrolidone

Conditions
ConditionsYield
With potassium hydroxide; tetrabutylammomium bromide In tetrahydrofuran at 0 - 20℃; for 6h;97%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

(R)-1-(1-naphthyl)ethyl isocyanate
42340-98-7

(R)-1-(1-naphthyl)ethyl isocyanate

N-<(R)-1-(1-naphthyl)ethyl>-4-phenyl-2-pyrrolidone-1-carboxamide
916345-91-0

N-<(R)-1-(1-naphthyl)ethyl>-4-phenyl-2-pyrrolidone-1-carboxamide

Conditions
ConditionsYield
In benzene for 24h; Heating;95%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

1,1,1,3,3,3-hexamethyl-disilazane
999-97-3

1,1,1,3,3,3-hexamethyl-disilazane

4-phenyl-1-(trimethylsilyl)-2-pyrrolidinone
106869-48-1

4-phenyl-1-(trimethylsilyl)-2-pyrrolidinone

Conditions
ConditionsYield
With hydrogenchloride for 0.333333h; Heating;90%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With hydrogenchloride; water for 12h; Reflux;88%
With hydrogenchloride In water for 12h; Reflux;88%
With hydrogenchloride In water for 16h; Sealed tube; Reflux;65%
With hydrogenchloride; water In water for 16h; Reflux;55%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

methyl iodide
74-88-4

methyl iodide

1-methyl-4-phenyl-pyrrolidin-2-one
54520-84-2

1-methyl-4-phenyl-pyrrolidin-2-one

Conditions
ConditionsYield
Stage #1: 4-phenylpyrrolidin-2-one With sodium hydride In tetrahydrofuran; mineral oil for 0.5h; Sealed tube; Inert atmosphere;
Stage #2: methyl iodide In tetrahydrofuran; mineral oil at 20℃; Sealed tube; Inert atmosphere;
88%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

methyl chloroacetate
96-34-4

methyl chloroacetate

methyl-2-oxo-4-phenylpyrrolidine-1-acetate
68497-63-2

methyl-2-oxo-4-phenylpyrrolidine-1-acetate

Conditions
ConditionsYield
Stage #1: 4-phenylpyrrolidin-2-one With potassium tert-butylate In N,N-dimethyl-formamide at -10℃; for 2h;
Stage #2: methyl chloroacetate In N,N-dimethyl-formamide at -10 - 0℃; for 2h; Concentration; Temperature; Solvent;
84%
With sodium methylate 1.) toluene, 150-160 deg C, 2.) toluene, 60-70 deg C, 2 h; Yield given. Multistep reaction;
In tetrahydrofuran; water; mineral oil
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

3-bromo-5-[methyl(methylsulfonyl)amino]benzoic acid methyl ester
924650-17-9

3-bromo-5-[methyl(methylsulfonyl)amino]benzoic acid methyl ester

3-[methyl(methylsulfonyl)amino]-5-(2-oxo-4-phenylpyrrolidine-1-yl)benzoic acid methyl ester
929041-94-1

3-[methyl(methylsulfonyl)amino]-5-(2-oxo-4-phenylpyrrolidine-1-yl)benzoic acid methyl ester

Conditions
ConditionsYield
With caesium carbonate; tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In 1,4-dioxane at 110℃; for 7h;82%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

triethyloxonium fluoroborate
368-39-8

triethyloxonium fluoroborate

Ethoxy-2 phenyl-4 Δ1-pyrroline
22349-33-3

Ethoxy-2 phenyl-4 Δ1-pyrroline

Conditions
ConditionsYield
81%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

4-chlorophenyloxyacetyl chloride
4122-68-3

4-chlorophenyloxyacetyl chloride

N-(4-chlorophenoxyacetyl)-4-phenyl-pyrrolidin-2-one

N-(4-chlorophenoxyacetyl)-4-phenyl-pyrrolidin-2-one

Conditions
ConditionsYield
With triethylamine In toluene76.5%
formaldehyd
50-00-0

formaldehyd

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

1-chloromethyl-4-phenylpyrrolidin-2-one
68116-87-0

1-chloromethyl-4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With chloro-trimethyl-silane for 1h; Heating;67.5%
nicotinic acid
59-67-6

nicotinic acid

4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

A

N-nicotinoyl-4-phenyl-pyrrolidin-2-one

N-nicotinoyl-4-phenyl-pyrrolidin-2-one

B

N-(4-chlorobenzoyl)-4-phenyl-pyrrolidin-2-one

N-(4-chlorobenzoyl)-4-phenyl-pyrrolidin-2-one

Conditions
ConditionsYield
With thionyl chloride; triethylamine In tolueneA 58.5%
B 65.4%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

iodobenzene
591-50-4

iodobenzene

1,4-diphenylpyrrolidin-2-one
2889-64-7

1,4-diphenylpyrrolidin-2-one

Conditions
ConditionsYield
With copper(l) iodide; potassium carbonate; 1,3-bis(methylamino)propane In 1,4-dioxane for 24h; Reflux;60%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

4-iodo-N-(quinolin-8-yl)benzamide
1203050-38-7

4-iodo-N-(quinolin-8-yl)benzamide

C26H21N3O2
1437789-57-5

C26H21N3O2

Conditions
ConditionsYield
With copper(l) iodide; caesium carbonate; N,N`-dimethylethylenediamine In 1,4-dioxane at 140℃; Microwave irradiation;59%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

1-ethyl-4-phenyl-pyrrolidin-2-one

1-ethyl-4-phenyl-pyrrolidin-2-one

Conditions
ConditionsYield
In tetrahydrofuran57%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

2-(3-cyano-4-fluorophenoxy)ethyl methanesulfonate

2-(3-cyano-4-fluorophenoxy)ethyl methanesulfonate

2-fluoro-5-[2-(2-oxo-4-phenylpyrrolidin-1-yl)ethoxy]benzonitrile

2-fluoro-5-[2-(2-oxo-4-phenylpyrrolidin-1-yl)ethoxy]benzonitrile

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide; mineral oil at 80℃; for 1h; Inert atmosphere;55%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

benzyl bromide
100-39-0

benzyl bromide

1-benzyl-4-phenylpyrrolidin-2-one
108303-98-6

1-benzyl-4-phenylpyrrolidin-2-one

Conditions
ConditionsYield
With 18-crown-6 ether; sodium hydride In tetrahydrofuran at 0 - 20℃; for 0.5h;52%
With sodium hydride 1.) xylene, reflux, 5 h, 2.) xylene, reflux, 4 h; Yield given. Multistep reaction;
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

1-(2,2,2-trifluoroacetyl)indolin-5-ylsulfonyl chloride
210691-38-6

1-(2,2,2-trifluoroacetyl)indolin-5-ylsulfonyl chloride

4-phenyl-1-(1-(2,2,2-trifluoroacetyl)indolin-5-ylsulfonyl)pyrrolidin-2-one

4-phenyl-1-(1-(2,2,2-trifluoroacetyl)indolin-5-ylsulfonyl)pyrrolidin-2-one

Conditions
ConditionsYield
Stage #1: 4-phenylpyrrolidin-2-one With n-butyllithium In tetrahydrofuran for 0.5h;
Stage #2: 1-(2,2,2-trifluoroacetyl)indolin-5-ylsulfonyl chloride In tetrahydrofuran at 0℃; for 4h;
45%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

4-phenyl-2-pyrrolidinethione
22349-31-1

4-phenyl-2-pyrrolidinethione

Conditions
ConditionsYield
With diphosphorus pentasulfide In o-xylene Heating;40%
4-phenylpyrrolidin-2-one
1198-97-6

4-phenylpyrrolidin-2-one

oxalic acid
144-62-7

oxalic acid

2-(diethylamino)ethyl chloride
100-35-6

2-(diethylamino)ethyl chloride

1-(2-diethylaminoethyl)-4-phenyl-2-pyrrolidinone oxalate

1-(2-diethylaminoethyl)-4-phenyl-2-pyrrolidinone oxalate

Conditions
ConditionsYield
Stage #1: 4-phenylpyrrolidin-2-one With sodium hydride In N,N-dimethyl-formamide at 20 - 50℃; for 1h; Metallation;
Stage #2: 2-(diethylamino)ethyl chloride In N,N-dimethyl-formamide at 80℃; for 8h; Alkylation;
Stage #3: oxalic acid In diethyl ether; ethanol acid-base reaction;
37.5%

4-Phenyl-2-pyrrolidinone Chemical Properties

Empirical Formula of 4-Phenylpyrrolidone-2 (CAS NO.1198-97-6): C10H11NO
Molecular Weight: 161.2004 g/mol
Index of Refraction: 1.55
Density: 1.108 g/cm3
Flash Point: 212.4 °C
Enthalpy of Vaporization: 60.82 kJ/mol
Boiling Point: 362.3 °C at 760 mmHg
Vapour Pressure: 1.96E-05 mmHg at 25 °C
Structure of 4-Phenylpyrrolidone-2 (CAS NO.1198-97-6):
                
IUPAC Name of 4-Phenylpyrrolidone-2 (CAS NO.1198-97-6): 4-Phenylpyrrolidin-2-one

4-Phenyl-2-pyrrolidinone Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mammal (species unspecified) LD50 unreported 352mg/kg (352mg/kg) BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)
BEHAVIORAL: MUSCLE WEAKNESS
BEHAVIORAL: ANALGESIA
Russian Pharmacology and Toxicology Vol. 44, Pg. 22, 1981.
mouse LD50 intraperitoneal 325mg/kg (325mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
BEHAVIORAL: ATAXIA
Archivum Immunologiae et Therapiae Experimentalis. Vol. 23, Pg. 733, 1975.
mouse LD50 unreported 352mg/kg (352mg/kg) AUTONOMIC NERVOUS SYSTEM: "SMOOTH MUSCLE RELAXANT (MECHANISM UNDEFINED, SPASMOLYTIC)"
BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)
BEHAVIORAL: MUSCLE WEAKNESS
Pharmaceutical Chemistry Journal Vol. 14, Pg. 776, 1980.

4-Phenyl-2-pyrrolidinone Safety Profile

Poison by intraperitoneal route. When heated to decomposition it emits toxic fumes of NOx.

4-Phenyl-2-pyrrolidinone Specification

 4-Phenylpyrrolidone-2 ,its cas register number is 1198-97-6. It also can be called 4-Phenyl-2-pyrrolidinone ; 2-Pyrrolidinone, 4-phenyl- ;and Phenylpyrrolidone .

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