4-Bromo-1-butene supplier | CasNO.5162-44-7

Name
4-Bromo-1-butene
EINECS 225-937-4
CAS No. 5162-44-7
Article Data44
CAS DataBase
Density 1.312 g/cm³
Solubility Miscible with water, benzene, ether and ethanol.
Melting Point -115.07°C (estimate)
Formula C₄H₇Br
Boiling Point 99.3 °C at 760 mmHg
Molecular Weight 135.004
Flash Point 9.4 °C
Transport Information UN 1993 3/PG 2
Appearance colourless liquid
Safety 26-36/37/39
Risk Codes 11-36/37-42/43
Molecular Structure
Hazard Symbols F, Xn, Xi
Synonyms 1-Bromo-3-butene;3-Butenyl bromide;4-Bromobutene-1;Allylcarbinyl bromide;Homoallyl bromide;
PSA 0.00000
LogP 1.95740

Synthetic route

: 778-29-0
but-3-enyl 4-methylbenzenesulfonate

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
With lithium bromide In acetone for 1h; Heating;	98%

: 110-52-1
1,4-dibromo-butane

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
With N,N,N,N,N,N-hexamethylphosphoric triamide at 200 - 210℃;	97%
With N,N,N,N,N,N-hexamethylphosphoric triamide at 210℃;	95%
With N,N,N,N,N,N-hexamethylphosphoric triamide for 1h; Heating;	82%

: 38771-21-0
4-bromobut-1-yne

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
With diisobutylaluminium hydride In hexane at 40℃;	90%

: 13287-42-8
(2-bromoethyl)oxirane

: 6773-29-1
dimethyl diazomalonate

A: 5162-44-7
1-bromo-4-butene

B: 3298-40-6
mesoxalate de methyle

Conditions

Conditions	Yield
With dirhodium tetraacetate In toluene for 0.75h; Heating;	A 84% B n/a

...Expand

: 627-27-0
homoalylic alcohol

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
With phosphorus tribromide In pyridine	80%
With pyridine; phosphorus tribromide In neat (no solvent) at 0 - 20℃; for 2h; Inert atmosphere; Schlenk technique;	74%
With pyridine; phosphorus tribromide at 0℃;

: 50-00-0
formaldehyd

: 627-27-0
homoalylic alcohol

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
With phosphorus tribromide	73%

: 7051-34-5
cyclopropylcarbinyl bromide

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
With C50H44Au2P4(2+)*2C2F6NO4S2(1-) In water; acetonitrile for 0.166667h; Inert atmosphere; Sealed tube; UV-irradiation;	72%

: 7051-34-5
cyclopropylcarbinyl bromide

A: 5162-44-7
1-bromo-4-butene

B: 4399-47-7
Bromocyclobutane

Conditions

Conditions	Yield
With NbCl3(N,N′-bis-(2,6-diisopropylphenyl)-1,4-diaza-2,3-dimethyl-1,3-butadiene) In benzene-d6 at 120℃; for 14h; Catalytic behavior; Inert atmosphere; Schlenk technique; Glovebox;	A 59% B 33%

: 186581-53-3, 908094-01-9
diazomethane

: 106-95-6
allyl bromide

A: 5162-44-7
1-bromo-4-butene

B: 7051-34-5
cyclopropylcarbinyl bromide

Conditions

Conditions	Yield
With copper(I) chloride * phenylphosphite at -20 - -10℃;	A 58% B 1.2%

...Expand

: 627-27-0
homoalylic alcohol

A: 5162-44-7
1-bromo-4-butene

B: 107-80-2
1,3-dibromobutane

Conditions

Conditions	Yield
With hydrogen bromide at 0℃;
With phosphorus tribromide
With hydrogen bromide

: 106-99-0
buta-1,3-diene

A: 5162-44-7
1-bromo-4-butene

B: 4784-77-4, 29576-14-5, 39616-19-8
(E/Z)-crotyl bromide

Conditions

Conditions	Yield
With sulfuric acid; hydrogen bromide

: 74-85-1
ethene

: 75-09-2
dichloromethane

: 594-11-6
methylcyclopropane

: 82621-80-5
2,2-dimethyl-N-bromoglutarimide

A: 5162-44-7
1-bromo-4-butene

B: 1194-33-8
2,2-dimethylglutarimide

C: 75-27-4
bromodichloromethane

D: N-(2-bromoethyl)-3,3-dimethylglutarimide

E: 106-93-4
ethylene dibromide

F: 7051-34-5
cyclopropylcarbinyl bromide

Conditions

Conditions	Yield
at 15℃; for 1h; Product distribution; Kinetics; Mechanism; Irradiation;	A 1.7 % Chromat. B 50.4 % Chromat. C 12.8 % Chromat. D 50.1 % Chromat. E 2.0 % Chromat. F 18.0 % Chromat.

...Expand

: 75-09-2
dichloromethane

: 594-11-6
methylcyclopropane

: 82621-80-5
2,2-dimethyl-N-bromoglutarimide

A: 5162-44-7
1-bromo-4-butene

B: 1194-33-8
2,2-dimethylglutarimide

C: 75-27-4
bromodichloromethane

D: 107-80-2
1,3-dibromobutane

E: 7051-34-5
cyclopropylcarbinyl bromide

Conditions

Conditions	Yield
at 15℃; for 1h; Product distribution; Mechanism; Kinetics; Irradiation;	A 3.2 % Chromat. B 95.9 % Chromat. C 24.1 % Chromat. D 8.5 % Chromat. E 34.5 % Chromat.

...Expand

: 75-62-7
Bromotrichloromethane

: 104877-17-0
(cyclopropylmethyl)(1-hydroxy-1-methylethyl)diazene

A: 5162-44-7
1-bromo-4-butene

B: 117153-45-4
trans-1-bromo-5,5,5-trichloro-2-pentene

C: 117135-60-1
3,5-dibromo-1,1,1-trichloropentane

D: 7051-34-5
cyclopropylcarbinyl bromide

E: 67-64-1
acetone

F: 627-70-3
propan-2-one azine

Conditions

Conditions	Yield
In dichloromethane at -20.1 - 0.4℃; Product distribution; Rate constant; Irradiation; investigation of thermolysis and photolysis; various solvents, time, temperatures, and concentrations;

...Expand

: 4399-47-7
Bromocyclobutane

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
nickel at 16.9℃; under 0.08 Torr; Product distribution;

: 157-33-5
bicyclo[1.1.0]butane

A: 5162-44-7
1-bromo-4-butene

B: 4399-47-7
Bromocyclobutane

C: 7051-34-5
cyclopropylcarbinyl bromide

Conditions

Conditions	Yield
With sodium hydroxide; sodium tetrahydroborate; mercury dibromide 1.) CH2Cl2; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
With hydrogen bromide Product distribution; influence of reaction time;

...Expand

: 4399-47-7
Bromocyclobutane

: 10035-10-6, 12258-64-9
hydrogen bromide

zinc bromide: zinc bromide

: 5162-44-7
1-bromo-4-butene

...Expand

: 627-27-0
homoalylic alcohol

: 7664-93-9
sulfuric acid

: 10035-10-6, 12258-64-9
hydrogen bromide

A: 5162-44-7
1-bromo-4-butene

B: 4784-77-4, 29576-14-5, 39616-19-8
(E/Z)-crotyl bromide

...Expand

: 627-27-0
homoalylic alcohol

: 10035-10-6, 12258-64-9
hydrogen bromide

A: 5162-44-7
1-bromo-4-butene

B: 107-80-2
1,3-dibromobutane

Conditions

Conditions	Yield
at 0℃;

...Expand

: 627-27-0
homoalylic alcohol

: 7789-60-8
phosphorus tribromide

A: 5162-44-7
1-bromo-4-butene

B: 107-80-2
1,3-dibromobutane

...Expand

: 2516-33-8
Cyclopropylmethanol

: 10035-10-6, 12258-64-9
hydrogen bromide

A: 5162-44-7
1-bromo-4-butene

B: 4399-47-7
Bromocyclobutane

C: 7051-34-5
cyclopropylcarbinyl bromide

...Expand

: 75-09-2
dichloromethane

: 2516-33-8
Cyclopropylmethanol

: 7789-60-8
phosphorus tribromide

A: 5162-44-7
1-bromo-4-butene

B: 4399-47-7
Bromocyclobutane

C: 7051-34-5
cyclopropylcarbinyl bromide

...Expand

: 5911-08-0
chloro(cyclopropyl)methane

A: 5162-44-7
1-bromo-4-butene

B: 4399-47-7
Bromocyclobutane

C: 7051-34-5
cyclopropylcarbinyl bromide

Conditions

Conditions	Yield
With sodium bromide; NaY zeolite In pentane at 25℃; Kinetics;	A 58 % Chromat. B 32 % Chromat. C 10 % Chromat.

...Expand

: 65032-54-4
3-bromopropanal

: 20667-19-0
methyltriphenylphosphonium iodide

: 5162-44-7
1-bromo-4-butene

Conditions

Conditions	Yield
With potassium tert-butylate In tetrahydrofuran at 20℃; for 3h;

: 2516-33-8
Cyclopropylmethanol

A: 5162-44-7
1-bromo-4-butene

B: 4399-47-7
Bromocyclobutane

C: 7051-34-5
cyclopropylcarbinyl bromide

Conditions

Conditions	Yield
With hydrogen bromide; 3-ethyl-1-methyl-1H-imidazol-3-ium bromide at 80℃; for 0.333333h; Reagent/catalyst; Temperature;

...Expand

: 5162-44-7
1-bromo-4-butene

: 113738-20-8
4-azido-1-butene

Conditions

Conditions	Yield
With sodium azide In tetrahydrofuran; water at 80℃; for 3h; Inert atmosphere;	100%
With sodium azide In dimethyl sulfoxide for 18h; Ambient temperature;	76%
With sodium azide In water; acetone for 20h; Heating;

: 5162-44-7
1-bromo-4-butene

: 108-98-5
thiophenol

: 4285-49-8
homoallyl phenyl sulfide

Conditions

Conditions	Yield
With 18-crown-6 ether; potassium carbonate In acetone Reflux;	100%
With potassium carbonate In acetone Reflux;	96%
	91%

: 5162-44-7
1-bromo-4-butene

: 603-35-0
triphenylphosphine

: 16958-42-2
but-3-en-1-yltriphenylphosphonium bromide

Conditions

Conditions	Yield
In toluene for 24h; Inert atmosphere; Reflux;	100%
In N,N-dimethyl-formamide for 3h; Heating;	84%
In acetonitrile at 23℃; for 23h; Reflux; Inert atmosphere;	81%

: 5162-44-7
1-bromo-4-butene

: 109-94-4
formic acid ethyl ester

: 94427-72-2
1,8-nonadiene-5-ol

Conditions

Conditions	Yield
Stage #1: 1-bromo-4-butene With magnesium In tetrahydrofuran at 0 - 20℃; Inert atmosphere; Stage #2: formic acid ethyl ester In tetrahydrofuran at 0 - 20℃; Inert atmosphere;	100%
Stage #1: 1-bromo-4-butene With iodine; magnesium In tetrahydrofuran at 20℃; for 0.5h; Inert atmosphere; Stage #2: formic acid ethyl ester In tetrahydrofuran at 0 - 20℃; for 3h; Inert atmosphere;	98%
Stage #1: 1-bromo-4-butene With iodine; magnesium In tetrahydrofuran at 20℃; Inert atmosphere; Stage #2: formic acid ethyl ester In tetrahydrofuran at 0 - 20℃; Inert atmosphere;	94%

: 5162-44-7
1-bromo-4-butene

: 2350-46-1
2',3'-dichloro-4'-hydroxybutyrophenone

: 113239-47-7
2,3-dichloro-4-(3-butenyloxy)butyrophenone

Conditions

Conditions	Yield
With potassium carbonate In N,N-dimethyl-formamide at 60 - 65℃; for 5h;	100%

: 5162-44-7
1-bromo-4-butene

: 1121-89-7
piperidine-2,6-dione

: 67310-69-4
1-But-3-enylpiperidine-2,6-dione

Conditions

Conditions	Yield
With 18-crown-6 ether; potassium carbonate In benzene for 12h; Heating;	100%
With sodium hydride In tetrahydrofuran; N,N-dimethyl-formamide

: 5162-44-7
1-bromo-4-butene

: 38443-93-5
bis(3-butenyl)magnesium

Conditions

Conditions	Yield
Stage #1: 1-bromo-4-butene With magnesium In tetrahydrofuran at 27℃; for 1h; Inert atmosphere; Schlenk technique; Glovebox; Stage #2: In tetrahydrofuran; 1,4-dioxane at 27℃; Inert atmosphere; Schlenk technique; Glovebox;	100%
With 1,4-dioxane; magnesium In diethyl ether for 0.666667h; Metallation;
Stage #1: 1-bromo-4-butene With magnesium In diethyl ether for 0.666667h; Stage #2: With 1,4-dioxane In diethyl ether for 0.5h;

: 5162-44-7
1-bromo-4-butene

: but-3-ene-1-sulfonic acid sodium salt

Conditions

Conditions	Yield
With sodium sulfite In water at 90℃; for 16h; Inert atmosphere;	100%
With sodium sulfite In water for 12h; Heating;
With sodium sulfite In water at 70℃;

: 5162-44-7
1-bromo-4-butene

: 141-43-5
ethanolamine

: 785034-63-1
N-[2'-(hydroxy)ethyl]-1-amino-but-3-ene

Conditions

Conditions	Yield
With sodium iodide In methanol for 2h; Inert atmosphere; Reflux;	100%
With sodium iodide In methanol for 3h; Reflux;	40%
With sodium iodide In methanol for 3h; Reflux;
With sodium iodide In methanol for 3h; Reflux;

: 5162-44-7
1-bromo-4-butene

: 8-methylene-4-(prop-1-ynyl)octahydro-1H-quinolizine-4-carbonitrile

: (6RS,9aRS)-6-(but-3-enyl)-2-methylene-6-(prop-1-ynyl)octahydro-1H-quinolizine

Conditions

Conditions	Yield
Stage #1: 1-bromo-4-butene With magnesium In tetrahydrofuran at 70℃; for 1.5h; Stage #2: 8-methylene-4-(prop-1-ynyl)octahydro-1H-quinolizine-4-carbonitrile In tetrahydrofuran; dichloromethane at -78 - 20℃;	100%

: 616-47-7
1-methyl-1H-imidazole

: 5162-44-7
1-bromo-4-butene

: 943611-02-7
3-(but-3-en-1-yl)-1-methyl-1H-imidazol-3-ium bromide

Conditions

Conditions	Yield
In acetonitrile at 80℃;	100%
at 40℃; for 16h; Inert atmosphere; neat (no solvent);	97%
at 40℃;
In toluene at 110℃;
In neat (no solvent) at 100℃; for 0.333333h; Microwave irradiation; Sealed tube;

: 5162-44-7
1-bromo-4-butene

: 142851-03-4
1-tert-butyl 4-ethyl piperidine-1,4-dicarboxylate

: 146603-99-8
1-(1,1-dimethylethyl) 4-ethyl 4-(2-propenyl)-1,4-piperidinedicarboxylate

Conditions

Conditions	Yield
Stage #1: 1-tert-butyl 4-ethyl piperidine-1,4-dicarboxylate With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78℃; for 0.75h; Stage #2: 1-bromo-4-butene With N,N,N,N,N,N-hexamethylphosphoric triamide In tetrahydrofuran; hexane at -78 - 20℃; for 1h;	100%

: 5162-44-7
1-bromo-4-butene

: octakis(dimethylsiloxy)octasilsesquioxane

: C48H112Br8O20Si16

Conditions

Conditions	Yield
With platinum(0)-1,3-divinyl-1,1,3,3-tetramethyldisiloxane complex In 5,5-dimethyl-1,3-cyclohexadiene; toluene at 80℃;	100%

: 5162-44-7
1-bromo-4-butene

: 1-[4-(3-buten-1-yl)phenyl]-1H-imidazole

: 1-[4-(3-buten-1-yl)phenyl]-3-(3-buten-1-yl)imidazolium bromide

Conditions

Conditions	Yield
In acetonitrile at 80℃; for 48h;	100%

: 5162-44-7
1-bromo-4-butene

: 1-[4-(3-buten-1-yloxycarbonyl)phenyl]-1H-imidazole

: 3-(3-buten-1-yl)-1-{4-[(3-buten-1-yloxy)carbonyl]phenyl}imidazolium bromide

Conditions

Conditions	Yield
In acetonitrile at 80℃; for 72h;	100%

: 5162-44-7
1-bromo-4-butene

: 1-(6,7-dimethyl-1-hydroxynaphthalen-2-yl)ethan-1-one

: 1-(1-(but-3-en-1-yloxy)-6,7-dimethylnaphthalen-2-yl)ethan-1-one

Conditions

Conditions	Yield
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 16h; Inert atmosphere; Sealed tube;	100%
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 16h; Inert atmosphere; Sealed tube;	64%

: 5162-44-7
1-bromo-4-butene

: 112275-50-0
tert-butyl 1,4-diazepine-1-carboxylate

: tert-butyl 4-(but-3-en-1-yl)-1,4-diazepane-1-carboxylate

Conditions

Conditions	Yield
With tetra-(n-butyl)ammonium iodide; potassium carbonate In tetrahydrofuran Reflux;	100%

: 5162-44-7
1-bromo-4-butene

: N-tert-butoxycarbonyl-(R)-3-(benzyloxy)-1-[methoxy(methyl)amino]-2-amino-1-oxopropan

: N-tert-butoxycarbonyl-(R)-1-(benzyloxy)-2-amino-3-oxohept-6-ene

Conditions

Conditions	Yield
Stage #1: 1-bromo-4-butene With magnesium In tetrahydrofuran Reflux; Stage #2: N-tert-butoxycarbonyl-(R)-3-(benzyloxy)-1-[methoxy(methyl)amino]-2-amino-1-oxopropan In tetrahydrofuran at -20 - 20℃; for 18h;	100%

: 5162-44-7
1-bromo-4-butene

: 19362-77-7
4,4'-dimercaptodiphenyl sulfide

: C20H22S3

Conditions

Conditions	Yield
Stage #1: 4,4'-dimercaptodiphenyl sulfide With sodium hydroxide In water; N,N-dimethyl-formamide Inert atmosphere; Cooling with ice; Stage #2: 1-bromo-4-butene In water; N,N-dimethyl-formamide at 20℃; Inert atmosphere;	100%

: 55717-45-8
6-bromo-pyridin-3-ol

: 5162-44-7
1-bromo-4-butene

: 2-bromo-5-(but-3-en-1-yloxy)pyridine

Conditions

Conditions	Yield
With caesium carbonate In acetone at 85℃; for 72h; Inert atmosphere;	100%
With potassium carbonate In N,N-dimethyl-formamide for 24h; Inert atmosphere;	20%

: 5162-44-7
1-bromo-4-butene

: methyl 1H-pyrrole-2-carboxylate-3-d

: methyl 1(but-3-en-1yl)-1H-pyrrole-2-carboxylate-3-d

Conditions

Conditions	Yield
With tetra-(n-butyl)ammonium iodide; potassium carbonate In butanone for 24h; Reflux;	100%

: 5162-44-7
1-bromo-4-butene

: 144978-35-8, 144978-12-1
(S)-ethyl N-tert-butoxycarbonylpyroglutamate

: ethyl (2S)-N-Boc-2-amino-5-oxo-non-8-enoate

Conditions

Conditions	Yield
With magnesium In tetrahydrofuran at -78℃; Grignard reaction; Inert atmosphere;	99.7%
Stage #1: 1-bromo-4-butene; (S)-ethyl N-tert-butoxycarbonylpyroglutamate With magnesium In tetrahydrofuran Stage #2: In tetrahydrofuran at -60℃;	75%

: 123-56-8
Succinimide

: 5162-44-7
1-bromo-4-butene

: 58805-10-0
N-(3-butenyl)succinimide

Conditions

Conditions	Yield
With 18-crown-6 ether; potassium carbonate In toluene for 16h; Heating;	99.5%
Stage #1: Succinimide With sodium hydride In N,N-dimethyl-formamide at 20℃; for 1h; Stage #2: 1-bromo-4-butene In N,N-dimethyl-formamide at 50℃; for 20h;	92%
With sodium ethanolate In ethanol for 6h; Heating;
With sodium hydride In tetrahydrofuran; N,N-dimethyl-formamide
Stage #1: Succinimide With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 1h; Inert atmosphere; Stage #2: 1-bromo-4-butene In N,N-dimethyl-formamide at 50℃; for 16h; Inert atmosphere;	130 g

: 5162-44-7
1-bromo-4-butene

: 133733-15-0
1-potassio-2-nitroimidazole salt

: 93272-52-7
1-(3-buten-1-yl)-2-nitroimidazole

Conditions

Conditions	Yield
With 18-crown-6 ether In acetonitrile for 384h;	99%

: 5162-44-7
1-bromo-4-butene

: 767-00-0
4-cyanophenol

: 115022-60-1
4-(4'-cyanophenoxy)but-1-ene

Conditions

Conditions	Yield
With potassium carbonate In acetonitrile for 12h; Reflux;	99%
Stage #1: 4-cyanophenol With potassium carbonate for 1h; Stage #2: 1-bromo-4-butene at 60℃;	58%
With potassium carbonate In acetonitrile Heating;	43%

: 5162-44-7
1-bromo-4-butene

: 90-02-8
salicylaldehyde

: 55400-94-7
2-(but-3-en-1-yloxy)benzaldehyde

Conditions

Conditions	Yield
With potassium carbonate In dichloromethane for 12h; Inert atmosphere; Reflux;	99%
With 18-crown-6 ether; potassium carbonate; potassium iodide In acetonitrile at 75℃; for 18h; Inert atmosphere;	97%
With potassium carbonate; sodium iodide In acetonitrile Reflux;	41%

: 5162-44-7
1-bromo-4-butene

: 180982-83-6
(3S,5aR,8aS,8bR)-3-Isopropyl-8b-methyl-octahydro-cyclopenta[3,4]pyrrolo[2,1-b]oxazol-5-one

: 180871-75-4
(3S,5aS,8aS,8bR)-5a-But-3-enyl-3-isopropyl-8b-methyl-octahydro-cyclopenta[3,4]pyrrolo[2,1-b]oxazol-5-one

Conditions

Conditions	Yield
With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; lithium diisopropyl amide In tetrahydrofuran 1.) -78 deg C up to 0 deg C; 2.) 0 deg C; 3.) -78 deg C; 4.) 0 deg C;	99%

: 5162-44-7
1-bromo-4-butene

: 108-95-2
phenol

: 2653-89-6
4-phenoxy-1-butene

Conditions

Conditions	Yield
With potassium carbonate In acetonitrile for 12h; Reflux;	99%
With potassium carbonate In acetone for 12h; Inert atmosphere; Reflux;	95%
With potassium carbonate In acetonitrile for 12h; Reflux;	85%

: 5162-44-7
1-bromo-4-butene

: 100-02-7
4-nitro-phenol

: 40742-21-0
1‐(but‐3‐en‐1‐yloxy)‐4‐nitrobenzene

Conditions

Conditions	Yield
With potassium carbonate In acetonitrile for 18h; Heating;	99%
With potassium carbonate In acetonitrile for 12h; Reflux;	99%
With potassium carbonate In acetonitrile	97%

: 5162-44-7
1-bromo-4-butene

: 188400-93-3
1-[2-(3-fluorophenyl)ethyl]piperazine

: 862158-39-2
1-but-3-enyl-4-[2-(3-fluoro-phenyl)-ethyl]piperazine

Conditions

Conditions	Yield
With potassium carbonate In acetonitrile for 12h; Heating;	99%

4-Bromo-1-butene Chemical Properties

Product Name: 4-Bromo-1-butene (CAS NO.5162-44-7)

Molecular formula: C₄H₇Br
Molecular Weight: 135
EINECS: 225-937-4
Boiling point: 98-100 °C(lit.)
Flash point: 49 °F
Density: 1.33 g/mL at 25 °C(lit.)
Refractive index: n20/D 1.462(lit.)
Storage temp.: 2-8°C
Sensitive: Light Sensitive
Index of Refraction: 1.457
Molar Refractivity: 28.03 cm³
Molar Volume: 102.8 cm³
XLogP3-AA: 2.1
H-Bond Donor: 0
H-Bond Acceptor: 0
Structure Descriptors of 4-Bromo-1-butene (CAS NO.5162-44-7):
IUPAC Name: 4-bromobut-1-ene
Canonical SMILES: C=CCCBr
InChI: InChI=1S/C4H7Br/c1-2-3-4-5/h2H,1,3-4H2
InChIKey: DMAYBPBPEUFIHJ-UHFFFAOYSA-N
Product Categories: Halides; omega-Functional Alkanols, Carboxylic Acids, Amines & Halides; omega-Unsaturated Halides; Alkenyl; Halogenated Hydrocarbons; Organic Building Blocks

4-Bromo-1-butene Uses

4-Bromo-1-butene (CAS NO.5162-44-7) is used for drug intermediates.

4-Bromo-1-butene Consensus Reports

4-Bromo-1-butene (CAS NO.5162-44-7) is reported in EPA TSCA Inventory.

4-Bromo-1-butene Safety Profile

Safety Information of 4-Bromo-1-butene (CAS NO.5162-44-7):
Hazard Codes: F, Xn Harmful ,Xi Irritant Xi
Risk Statements information:
11: Highly Flammable
36/37: Irritating to eyes and respiratory system
42/43: May cause sensitization by inhalation and skin contact
Safety Statements information:
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
F: 8-19
HazardClass: 3
PackingGroup: II
HS Code: 29033036
RIDADR: UN 1993 3/PG 2
WGK Germany: 3
A dangerous fire hazard (flash point <1°C). Violent reaction with chloromethylphenylsilane + chloroplatinic acid. When heated to decomposition it emits toxic fumes of Br⁻.

4-Bromo-1-butene Specification

4-Bromo-1-butene , its CAS NO. is 5162-44-7, the synonyms are 4-bromobut-1-ene ; 4-Bromobutene ; 4-Bromobutene-(1) ; Homoallyl bromide ; 4-bromo-1-buten ; 4-bromo-but-1-ene ; 1-Bromo-3-butene;1-butene,4-bromo- .

Product Name

4-Bromo-1-butene

Synthetic route

4-Bromo-1-butene Chemical Properties

4-Bromo-1-butene Uses

4-Bromo-1-butene Consensus Reports

4-Bromo-1-butene Safety Profile

4-Bromo-1-butene Specification

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