Product Name

  • Name

    ETHYL 4-CHLOROBUTYRATE

  • EINECS 221-591-3
  • CAS No. 3153-36-4
  • Article Data33
  • CAS DataBase
  • Density 1.057 g/cm3
  • Solubility insoluble in water
  • Melting Point -70oC
  • Formula C6H11ClO2
  • Boiling Point 186 °C at 760 mmHg
  • Molecular Weight 150.605
  • Flash Point 51.7 °C
  • Transport Information UN 1993
  • Appearance clear yellow to brownish liquid
  • Safety 26-36-37/39-16
  • Risk Codes 36/37/38-22-10
  • Molecular Structure Molecular Structure of 3153-36-4 (ETHYL 4-CHLOROBUTYRATE)
  • Hazard Symbols IrritantXi, HarmfulXn
  • Synonyms Butyricacid, 4-chloro-, ethyl ester (6CI,7CI,8CI);4-Chlorobutyric acid ethyl ester;Ethyl 4-chlorobutanoate;Ethyl 4-chlorobutyrate;Ethyl g-chlorobutyrate;Ethyl w-chlorobutyrate;NSC 81215;Ethyl gamma-chlorobutyrate;
  • PSA 26.30000
  • LogP 1.56850

Synthetic route

4-butanolide
96-48-0

4-butanolide

ethanol
64-17-5

ethanol

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With thionyl chloride for 16h; Heating;80%
With hydrogenchloride
With hydrogenchloride
cyclobutanone
1191-95-3

cyclobutanone

oxovanadium(V) ethoxydichloride
1801-77-0

oxovanadium(V) ethoxydichloride

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With lithium chloride In diethyl ether for 13h; Ambient temperature;43%
ethyl 4-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butanoate

ethyl 4-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butanoate

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With trimethylsilyl trifluoromethanesulfonate; 4-tert-Butylcatechol; 2-methoxybenzo[d][1,3,2]dioxaborole; trans-di-O-tert-butyl hyponitrite In methanol; dichloromethane; benzene at 70℃; for 16h; Inert atmosphere;30%
1,4-dioxane
123-91-1

1,4-dioxane

4-ethoxy-butyryl chloride
14077-66-8

4-ethoxy-butyryl chloride

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
at 70℃; Geschwindigkeit der Umlagerung verschiedener Konz.;
at 100℃; Geschwindigkeit der Umlagerung verschiedener Konz.;
4-butanolide
96-48-0

4-butanolide

ethanol
64-17-5

ethanol

A

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

B

4-(4-chloro-butyryloxy)-butyric acid ethyl ester

4-(4-chloro-butyryloxy)-butyric acid ethyl ester

Conditions
ConditionsYield
With hydrogenchloride
4-Chlorobutyronitrile
628-20-6

4-Chlorobutyronitrile

ethanol
64-17-5

ethanol

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With hydrogenchloride
With sulfuric acid
With hydrogenchloride
With hydrogenchloride In dichloromethane at 8℃;
ethanol
64-17-5

ethanol

4-(4-nitrophenoxy)butanoic acid
28341-54-0

4-(4-nitrophenoxy)butanoic acid

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With hydrogenchloride zuletzt bei Siedetemperatur;
4-ethoxy-butyryl chloride
14077-66-8

4-ethoxy-butyryl chloride

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
at 100℃;
at 100℃;
at 50℃; Geschwindigkeit der Umlagerung;
at 100℃; Geschwindigkeit der Umlagerung;
4-ethoxybutanoic acid
10374-37-5

4-ethoxybutanoic acid

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With thionyl chloride
Multi-step reaction with 2 steps
1: hydrogen; SOCl2
2: 100 °C / Geschwindigkeit der Umlagerung
View Scheme
Multi-step reaction with 2 steps
1: hydrogen; SOCl2
2: 100 °C
View Scheme
butanoic acid ethyl ester
105-54-4

butanoic acid ethyl ester

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With tetrachloromethane; sulfuryl dichloride; dibenzoyl peroxide
γ-chlorobutyric acid
627-00-9

γ-chlorobutyric acid

ethanol
64-17-5

ethanol

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With sulfuric acid
With thionyl chloride at 0℃; for 2h; Reflux;
With acetyl chloride at 20℃; for 24h; Inert atmosphere;
cyclobutanone
1191-95-3

cyclobutanone

oxovanadium(V) ethoxydichloride
1801-77-0

oxovanadium(V) ethoxydichloride

acrylonitrile
107-13-1

acrylonitrile

A

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

B

ethyl 6-chloro-6-cyanohexanoate
132960-08-8

ethyl 6-chloro-6-cyanohexanoate

Conditions
ConditionsYield
With copper dichloride 1.) dichloromethane, -75 deg C, 2.) a) -75 deg C, 2 h, b) room temperature, 14-19 h; Yield given. Multistep reaction. Yields of byproduct given;
cyclobutanone
1191-95-3

cyclobutanone

oxovanadium(V) ethoxydichloride
1801-77-0

oxovanadium(V) ethoxydichloride

methacrylic acid methyl ester
80-62-6

methacrylic acid methyl ester

A

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

B

ethyl 6-chloro-6-(methoxycarbonyl)heptanoate
132960-09-9

ethyl 6-chloro-6-(methoxycarbonyl)heptanoate

Conditions
ConditionsYield
With copper dichloride 1.) dichloromethane, -75 deg C, 2.) a) -75 deg C, 2 h, b) room temperature, 14-19 h; Yield given. Multistep reaction. Yields of byproduct given;
cyclobutanone
1191-95-3

cyclobutanone

oxovanadium(V) ethoxydichloride
1801-77-0

oxovanadium(V) ethoxydichloride

methacrylonitrile
126-98-7

methacrylonitrile

A

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

B

ethyl 6-chloro-6-cyanoheptanoate
132960-07-7

ethyl 6-chloro-6-cyanoheptanoate

Conditions
ConditionsYield
With copper dichloride Product distribution; multistep reaction; other olefins, or LiCl, other halogen source, other cyclic carbonyl compound; oxidative ring-opening reaction;
With copper dichloride 1.) dichloromethane, -75 deg C, 2 h, 2.) a) -75 deg C, 2 h, b) room temperature, 17 h; Yield given. Multistep reaction. Yields of byproduct given;
ethanol
64-17-5

ethanol

4-Chlorobutanoyl chloride
4635-59-0

4-Chlorobutanoyl chloride

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

tetrachloromethane
56-23-5

tetrachloromethane

sulfuryl dichloride
7791-25-5

sulfuryl dichloride

butanoic acid ethyl ester
105-54-4

butanoic acid ethyl ester

dibenzoyl peroxide
94-36-0

dibenzoyl peroxide

A

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

B

ethyl 2-chlorobutyrate
7425-45-8

ethyl 2-chlorobutyrate

C

3-chloro-butyric acid ethyl ester
7425-48-1

3-chloro-butyric acid ethyl ester

thionyl chloride
7719-09-7

thionyl chloride

4-ethoxybutanoic acid
10374-37-5

4-ethoxybutanoic acid

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

5,11,17,23-tetra-tert-butyl-25,27-di(3-ethoxycarbonylpropoxy)-26,28-dihydroxycalix[4]arene
205995-80-8

5,11,17,23-tetra-tert-butyl-25,27-di(3-ethoxycarbonylpropoxy)-26,28-dihydroxycalix[4]arene

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
With titanium(IV) chloride tetrahydrofuran In toluene for 24h; Inert atmosphere; Reflux;
ethyl 3-(4,4,5,5,-tetramethyl-[1,3,2]dioxaborolan-2-yl)-propionate
302577-73-7

ethyl 3-(4,4,5,5,-tetramethyl-[1,3,2]dioxaborolan-2-yl)-propionate

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: n-butyllithium / tetrahydrofuran; diethyl ether / 16 h / -100 - 20 °C / Inert atmosphere
2: trimethylsilyl trifluoromethanesulfonate; 4-tert-Butylcatechol; trans-di-O-tert-butyl hyponitrite; 2-methoxybenzo[d][1,3,2]dioxaborole / dichloromethane; benzene; methanol / 16 h / 70 °C / Inert atmosphere
View Scheme
ethyl acrylate
140-88-5

ethyl acrylate

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: copper(II) carbonate; copper(II) hydroxide; triphenylphosphine / water / 0.5 h / 20 °C / Inert atmosphere
1.2: 16 h / 20 °C / Inert atmosphere
2.1: n-butyllithium / tetrahydrofuran; diethyl ether / 16 h / -100 - 20 °C / Inert atmosphere
3.1: trimethylsilyl trifluoromethanesulfonate; 4-tert-Butylcatechol; trans-di-O-tert-butyl hyponitrite; 2-methoxybenzo[d][1,3,2]dioxaborole / dichloromethane; benzene; methanol / 16 h / 70 °C / Inert atmosphere
View Scheme
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

ethyl 2-(benzylamino)acetate
6436-90-4

ethyl 2-(benzylamino)acetate

4-[benzyl(ethoxycarbonylmethyl)amino]butyric acid ethyl ester
63876-32-4

4-[benzyl(ethoxycarbonylmethyl)amino]butyric acid ethyl ester

Conditions
ConditionsYield
With potassium carbonate In toluene for 8h; Solvent; Reflux; Large scale;99.1%
With potassium carbonate In chloroform at 66 - 68℃; for 24h;
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

N,O-dimethylhydroxylamine*hydrochloride
6638-79-5

N,O-dimethylhydroxylamine*hydrochloride

N-Methyl-N-methoxy-4-chlorobutanamide
64214-66-0

N-Methyl-N-methoxy-4-chlorobutanamide

Conditions
ConditionsYield
With trimethylaluminum In hexane; dichloromethane for 24h; Ambient temperature;99%
Stage #1: N,O-dimethylhydroxylamine*hydrochloride With dimethyl aluminium chloride In hexane; dichloromethane at 0 - 20℃; for 1h;
Stage #2: 4-chloro-butyric acid ethyl ester In dichloromethane for 1h;
82%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1-(3,4-dichloro)phenylpiperazine
57260-67-0

1-(3,4-dichloro)phenylpiperazine

ethyl 4-[4-(3,4-dichlorophenyl)piperazin-1-yl]butanoate
1061701-06-1

ethyl 4-[4-(3,4-dichlorophenyl)piperazin-1-yl]butanoate

Conditions
ConditionsYield
With cesium hydroxide; sodium iodide at 50℃; for 0.266667h; Microwave irradiation; Neat (no solvent); chemoselective reaction;98%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1-(2,5-dimethylphenyl)piperazine
1013-25-8

1-(2,5-dimethylphenyl)piperazine

ethyl 4-[4-(2,5-dimethylphenyl)piperazin-1-yl]butanoate
1061701-76-5

ethyl 4-[4-(2,5-dimethylphenyl)piperazin-1-yl]butanoate

Conditions
ConditionsYield
With cesium hydroxide; sodium iodide at 50℃; for 0.266667h; Microwave irradiation; Neat (no solvent); chemoselective reaction;97%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1-[3-(trifluoromethyl)phenyl]piperazine hydrochloride

1-[3-(trifluoromethyl)phenyl]piperazine hydrochloride

ethyl 4-[4-(3-(trifluoromethyl)phenyl)piperazin-1-yl]butanoate
108786-32-9

ethyl 4-[4-(3-(trifluoromethyl)phenyl)piperazin-1-yl]butanoate

Conditions
ConditionsYield
With cesium hydroxide; sodium iodide at 50℃; for 0.266667h; Microwave irradiation; Neat (no solvent); chemoselective reaction;97%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

5-nitroguaiacol
636-93-1

5-nitroguaiacol

ethyl 4-(2-methoxy-5-nitrophenoxy) butyrate
1093798-74-3

ethyl 4-(2-methoxy-5-nitrophenoxy) butyrate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 60℃;96%
With potassium carbonate In N,N-dimethyl-formamide at 60℃;
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1,2,3-trimethoxybenzene
621-23-8

1,2,3-trimethoxybenzene

1-(4-chlorobutyl)-2,4,6-trimethoxybenzene

1-(4-chlorobutyl)-2,4,6-trimethoxybenzene

Conditions
ConditionsYield
With dimethylethylsilane; (μ3,η2,η3,η5-acenaphthylene)Ru3(CO)7 at 20℃; for 5h; Inert atmosphere; Neat (no solvent);96%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

octyl alpha-D-glucopyranoside
29781-80-4

octyl alpha-D-glucopyranoside

Octyl 6-O-4-chlorobutanoyl-α-D-glucopyranoside

Octyl 6-O-4-chlorobutanoyl-α-D-glucopyranoside

Conditions
ConditionsYield
With zeolite CaA at 40℃; for 48h; SP 435 lipase;95%
at 40℃; for 6h; Product distribution; lipase from Candida antarctica; other lipases, times; also in the presence of zeolite CaA;
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

ethyl 4-azidobutyrate
51453-79-3

ethyl 4-azidobutyrate

Conditions
ConditionsYield
With sodium azide; 15-crown-5 In acetonitrile for 12h; Heating;95%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1-(4-Fluorophenyl)piperazine
2252-63-3

1-(4-Fluorophenyl)piperazine

ethyl 4-<4-(4-fluorophenyl)-1-piperazinyl>butyrate
130933-88-9

ethyl 4-<4-(4-fluorophenyl)-1-piperazinyl>butyrate

Conditions
ConditionsYield
With cesium hydroxide; sodium iodide at 50℃; for 0.266667h; Microwave irradiation; Neat (no solvent); chemoselective reaction;95%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1,8-Naphthalimide
81-83-4

1,8-Naphthalimide

ethyl 4-(1,3-dioxo-2,3-dihydro-1H-benzo[d,e]isoquinolin-2-yl)butanoate
150705-10-5

ethyl 4-(1,3-dioxo-2,3-dihydro-1H-benzo[d,e]isoquinolin-2-yl)butanoate

Conditions
ConditionsYield
With caesium carbonate; sodium iodide In N,N-dimethyl-formamide at 70℃; for 0.166667h; Microwave irradiation;95%
4-Cyanochlorobenzene
623-03-0

4-Cyanochlorobenzene

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

4-cyano-benzenebutanoic acid ethyl ester
131379-33-4

4-cyano-benzenebutanoic acid ethyl ester

Conditions
ConditionsYield
Stage #1: 4-chloro-butyric acid ethyl ester With tetrabutylammomium bromide; iodine; zinc In N,N-dimethyl acetamide at 80℃; for 12h;
Stage #2: 4-Cyanochlorobenzene; bis(triphenylphosphine)nickel(II) chloride In N,N-dimethyl acetamide Further stages.;
94%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

2-methoxy-ethanol
109-86-4

2-methoxy-ethanol

2-methoxyethyl 4-chlorobutanoate

2-methoxyethyl 4-chlorobutanoate

Conditions
ConditionsYield
With titanium(IV) isopropylate In toluene at 20℃; Dean-Stark;94%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1,3-dimethyl glycerol ether
623-69-8

1,3-dimethyl glycerol ether

1,3-dimethoxypropan-2-yl 4-chlorobutanoate

1,3-dimethoxypropan-2-yl 4-chlorobutanoate

Conditions
ConditionsYield
With titanium(IV) isopropylate In toluene at 20℃; Dean-Stark;94%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

4-chloro-1-butanol-1,1-d2
66502-79-2

4-chloro-1-butanol-1,1-d2

Conditions
ConditionsYield
With lithium aluminium deuteride In diethyl ether -15 deg C -> 15 deg C; 15 deg C , 30 min;93%
With lithium aluminium deuteride In diethyl ether at -10℃;
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

7-methyl-3,3-diphenylindoline

7-methyl-3,3-diphenylindoline

ethyl 4-(7-methyl-3,3-diphenylindolin-1-yl)butanoate

ethyl 4-(7-methyl-3,3-diphenylindolin-1-yl)butanoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 6h;92%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

5-methoxy-2-(3-phenylisoxazol-5-yl)phenol
1186130-66-4

5-methoxy-2-(3-phenylisoxazol-5-yl)phenol

ethyl 4-(5-methoxy-2-(3-phenylisoxazol-5-yl)phenoxy)butanoate
1186130-80-2

ethyl 4-(5-methoxy-2-(3-phenylisoxazol-5-yl)phenoxy)butanoate

Conditions
ConditionsYield
With potassium carbonate In acetone Williamson type O-alkylation; Reflux;90.5%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1,4-bis(piperazin-1-yl)-2,3,5,6-tetrafluorobenzene

1,4-bis(piperazin-1-yl)-2,3,5,6-tetrafluorobenzene

4-(4-{4-[4-(3-ethoxycarbonyl-propyl)-piperazin-1-yl]-2,3,5,6-tetrafluoro-phenyl}-piperazin-1-yl)-butyric acid ethyl ester

4-(4-{4-[4-(3-ethoxycarbonyl-propyl)-piperazin-1-yl]-2,3,5,6-tetrafluoro-phenyl}-piperazin-1-yl)-butyric acid ethyl ester

Conditions
ConditionsYield
With triethylamine In dimethyl sulfoxide Heating;90%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

5,5'-dimethyl-2,2'-dipyridyl diselenide
496043-96-0

5,5'-dimethyl-2,2'-dipyridyl diselenide

ethyl 2-(5-methyl)pyridylselenobutanoate
1124321-70-5

ethyl 2-(5-methyl)pyridylselenobutanoate

Conditions
ConditionsYield
Stage #1: 5,5'-dimethyl-2,2'-dipyridyl diselenide With sodium tetrahydroborate In ethanol Inert atmosphere;
Stage #2: 4-chloro-butyric acid ethyl ester In ethanol at 10 - 20℃; for 0.25h; Inert atmosphere;
90%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

diphenyl diselenide
1666-13-3

diphenyl diselenide

ethyl 4-(phenylselanyl)butanoate
25059-06-7

ethyl 4-(phenylselanyl)butanoate

Conditions
ConditionsYield
Stage #1: diphenyl diselenide With sodium tetrahydroborate In ethanol for 0.166667h;
Stage #2: 4-chloro-butyric acid ethyl ester In ethanol at 55 - 60℃; for 1.5h;
89%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1-(2-phenylethyl)-1H-imidazole
49823-14-5

1-(2-phenylethyl)-1H-imidazole

3-(4-ethoxy-4-oxobutyl)-1-phenethyl-1H-imidazol-3-ium chloride

3-(4-ethoxy-4-oxobutyl)-1-phenethyl-1H-imidazol-3-ium chloride

Conditions
ConditionsYield
In toluene at 80℃; for 0.333333h; Microwave irradiation; Green chemistry;89%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

phthalimide
136918-14-4

phthalimide

ethyl 4-(1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl)butanoate
10294-97-0

ethyl 4-(1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl)butanoate

Conditions
ConditionsYield
With caesium carbonate; sodium iodide In N,N-dimethyl-formamide at 70℃; for 0.166667h; Microwave irradiation;88%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

bis(diphenylmethyl) diselenide
24572-14-3

bis(diphenylmethyl) diselenide

ethyl 2-(diphenyl)methylselenobutanoate
1124321-77-2

ethyl 2-(diphenyl)methylselenobutanoate

Conditions
ConditionsYield
Stage #1: bis(diphenylmethyl) diselenide With sodium tetrahydroborate In ethanol Inert atmosphere;
Stage #2: 4-chloro-butyric acid ethyl ester In ethanol at 15 - 20℃; for 0.416667h; Inert atmosphere;
87%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

1-chloro-3-methoxy-benzene
2845-89-8

1-chloro-3-methoxy-benzene

ethyl 4-(3'-methoxyphenyl)butyrate
57816-01-0

ethyl 4-(3'-methoxyphenyl)butyrate

Conditions
ConditionsYield
With nickel(II) bromide dimethoxyethane; pyridine-2,6-bis(N-cyanocarboxamidine); lithium chloride; zinc In 1-methyl-pyrrolidin-2-one at 80℃; for 24h; Catalytic behavior; Reagent/catalyst; Inert atmosphere;87%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

3-hydroxy-1-isopropyl-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile
371930-42-6

3-hydroxy-1-isopropyl-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile

ethyl 4-{[4-cyano-1-(propan-2-yl)-5,6,7,8-tetrahydroisoquinolin-3-yl]oxy}butanoate

ethyl 4-{[4-cyano-1-(propan-2-yl)-5,6,7,8-tetrahydroisoquinolin-3-yl]oxy}butanoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 75 - 80℃; for 2h;87%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

ethylmagnesium bromide
925-90-6

ethylmagnesium bromide

1-(3-chloropropyl)cyclopropanol
174790-32-0

1-(3-chloropropyl)cyclopropanol

Conditions
ConditionsYield
Stage #1: 4-chloro-butyric acid ethyl ester; ethylmagnesium bromide With titanium(IV) isopropylate In diethyl ether at 20℃; for 0.5h;
Stage #2: With sulfuric acid In diethyl ether
86%
Stage #1: 4-chloro-butyric acid ethyl ester; ethylmagnesium bromide With titanium(IV) isopropylate In diethyl ether at 20℃; Kulinkovich Hydroxycyclopropanation;
Stage #2: With sulfuric acid In diethyl ether
86%
With titanium(IV) isopropylate In diethyl ether Ambient temperature;85%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

2,2'-dipyridyldiselenide
59957-75-4

2,2'-dipyridyldiselenide

ethyl 2-pyridylselenobutanoate
1124321-67-0

ethyl 2-pyridylselenobutanoate

Conditions
ConditionsYield
Stage #1: 2,2'-dipyridyldiselenide With sodium tetrahydroborate In ethanol Inert atmosphere;
Stage #2: 4-chloro-butyric acid ethyl ester In ethanol at 10 - 20℃; for 0.5h; Inert atmosphere;
86%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

bis(2-naphthyl) diselenide
17932-23-9

bis(2-naphthyl) diselenide

ethyl 2-naphthylselenobutanoate
23763-12-4

ethyl 2-naphthylselenobutanoate

Conditions
ConditionsYield
Stage #1: bis(2-naphthyl) diselenide With sodium tetrahydroborate In ethanol Inert atmosphere;
Stage #2: 4-chloro-butyric acid ethyl ester In ethanol at 30 - 35℃; for 1.41667h; Inert atmosphere;
86%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

5-chloro-2-benzoxazolinone
95-25-0

5-chloro-2-benzoxazolinone

ethyl 4-(5-chloro-2(3H)-benzoxazolon-3-yl)butanoate
659724-36-4

ethyl 4-(5-chloro-2(3H)-benzoxazolon-3-yl)butanoate

Conditions
ConditionsYield
Stage #1: 5-chloro-2-benzoxazolinone With sodium ethanolate In ethanol
Stage #2: 4-chloro-butyric acid ethyl ester In N,N-dimethyl-formamide at 80℃; for 8h;
85%
4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

4-Fluorobenzyl bromide
459-46-1

4-Fluorobenzyl bromide

3-(4-piperidinyl)-1H-indole
17403-09-7

3-(4-piperidinyl)-1H-indole

4-{4-[1-(4-fluoro-benzyl)-1H-indol-3-yl]-piperidin-1-yl}-butyric acid

4-{4-[1-(4-fluoro-benzyl)-1H-indol-3-yl]-piperidin-1-yl}-butyric acid

Conditions
ConditionsYield
85%

Ethyl 4-chlorobutyrate Specification

The IUPAC name of Ethyl 4-chlorobutyrate is Ethyl 4-chlorobutanoate. With the CAS registry number 3153-36-4, it is also named as Ethyl gamma-chlorobutyrate. The product's categories are Aromatic Esters; C6 to C7; Carbonyl Compounds; Esters. Besides, it is clear yellow to brownish liquid, which should be stored in a closed, cool and dry place. In addition, its molecular formula is C6H11ClO2 and molecular weight is 150.60. This chemical is also insoluble in water.

The other characteristics of this product can be summarized as: (1)EINECS: 221-591-3; (2)ACD/LogP: 1.70; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): 1.7; (5)ACD/LogD (pH 7.4): 1.7; (6)ACD/BCF (pH 5.5): 11.44; (7)ACD/BCF (pH 7.4): 11.44; (8)ACD/KOC (pH 5.5): 199.2; (9)ACD/KOC (pH 7.4): 199.2; (10)H bond acceptors: 2; (11)H bond donors: 0; (12)Freely Rotating Bonds: 5; (13)Polar Surface Area: 26.3 Å2; (14)Index of Refraction: 1.425; (15)Molar Refractivity: 36.47 cm3; (16)Molar Volume: 142.4 cm3; (17)Polarizability: 14.45×10-24cm3; (18)Surface Tension: 30.2 dyne/cm; (19)Density: 1.057 g/cm3; (20)Flash Point: 51.7 °C; (21)Enthalpy of Vaporization: 42.22 kJ/mol; (22)Boiling Point: 186 °C at 760 mmHg; (23)Vapour Pressure: 0.678 mmHg at 25 °C.

Preparation of Ethyl 4-chlorobutyrate: this chemical can be prepared by Dihydro-furan-2-one and Ethanol.



This reaction needs SOCl2 by heating. The reaction time is 16 hours. The yield is 80 %.

Uses of Ethyl 4-chlorobutyrate: this chemical is used in organic synthesis. Moreover, it can be used for producting 4-Iodo-butyric acid ethyl ester.



This reaction needs NaI and Butan-2-one by heating. The reaction time is 18 hours.

When you are using this chemical, please be cautious about it as the following: Ethyl 4-chlorobutyrate is flammable and harmful if swallowed. Please keep away from sources of ignition. Furthermore, this product is irritating to eyes, respiratory system and skin. You should wear suitable protective clothing, gloves and eye/face protection. And in case of contact with eyes, please rinse immediately with plenty of water and seek medical advice.

People can use the following data to convert to the molecule structure.
(1)SMILES:ClCCCC(=O)OCC
(2)InChI:InChI=1/C6H11ClO2/c1-2-9-6(8)4-3-5-7/h2-5H2,1H3
(3)InChIKey:OPXNFHAILOHHFO-UHFFFAOYAU
(4)Std. InChI:InChI=1S/C6H11ClO2/c1-2-9-6(8)4-3-5-7/h2-5H2,1H3
(5)Std. InChIKey:OPXNFHAILOHHFO-UHFFFAOYSA-N

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