1,3-Dichloro-2-butene supplier

Name
1,3-Dichloro-2-butene
EINECS
CAS No. 926-57-8
Density 1.128g/cm³
Solubility Insoluble in water
Melting Point -27.02°C (estimate)
Formula C4H6 Cl2
Boiling Point 131.9°Cat760mmHg
Molecular Weight 124.998
Flash Point 33.9°C
Transport Information
Appearance clear yellow to brown liquid
Safety Moderately toxic by inhalation. When heated to decomposition it emits toxic vapors of Cl⁻.
Risk Codes 36/37/38-20-10
Molecular Structure
Hazard Symbols
Synonyms 1,3-Dichloro-2-butene;NSC 8749
PSA 0.00000
LogP 2.36780

Synthetic route

: 689-97-4
3-buten-1-yne

A: 126-99-8
chloroprene

B: 926-57-8
1,3-dichloro-2-butene

Conditions

Conditions	Yield
With hydrogenchloride; ammonium chloride; copper(l) chloride at 30℃;
With hydrogenchloride; ammonium chloride; copper(l) chloride at 30℃;
With hydrogenchloride; ammonium chloride; copper(l) chloride at 30℃;

: 1822-86-2
2-bromo-1,3-butadiene

: 926-57-8
1,3-dichloro-2-butene

Conditions

Conditions	Yield
With hydrogenchloride; ammonium chloride; hydroquinone; copper(l) chloride

: 51430-83-2
3-chloro-2-butenyl bromide

: 926-57-8
1,3-dichloro-2-butene

Conditions

Conditions	Yield
With hydrogenchloride; ammonium chloride; copper(l) chloride

: 126-99-8
chloroprene

: 926-57-8
1,3-dichloro-2-butene

Conditions

Conditions	Yield
With hydrogenchloride; ammonium chloride; hydroquinone; copper(l) chloride

: 10026-13-8, 874483-75-7
phosphorus pentachloride

: 78-94-4
methyl vinyl ketone

: 926-57-8
1,3-dichloro-2-butene

Conditions

Conditions	Yield
Kuehlung in Eis-Kochsalz-Mischung;

: 7647-01-0
hydrogenchloride

: ammonium chloride

: 126-99-8
chloroprene

CuCl: CuCl

: 926-57-8
1,3-dichloro-2-butene

...Expand

: 689-97-4
3-buten-1-yne

: 7647-01-0
hydrogenchloride

: ammonium chloride

CuCl: CuCl

: 926-57-8
1,3-dichloro-2-butene

Conditions

Conditions	Yield
bei hoeheren Temperaturen oder hoeherer HCl-Konzentration;
bei hoeheren Temperaturen oder hoeherer HCl-Konzentration;

...Expand

: 689-97-4
3-buten-1-yne

: 7647-01-0
hydrogenchloride

: ammonium chloride

CuCl: CuCl

A: 126-99-8
chloroprene

B: 926-57-8
1,3-dichloro-2-butene

...Expand

: 125014-55-3
3-α-Naphthylpropargylpyrrolidine

: 926-57-8
1,3-dichloro-2-butene

: 1-((Z)-3-Chloro-but-2-enyl)-1-(3-naphthalen-1-yl-prop-2-ynyl)-pyrrolidinium; chloride

Conditions

Conditions	Yield
In acetonitrile	100%

: 125014-56-4
1-(3-(naphthalen-1-yl)prop-2-ynyl)piperidine

: 926-57-8
1,3-dichloro-2-butene

: 1-((Z)-3-Chloro-but-2-enyl)-1-(3-naphthalen-1-yl-prop-2-ynyl)-piperidinium; chloride

Conditions

Conditions	Yield
In acetonitrile	100%

: 125014-57-5
4-(3-(naphthalen-1-yl)prop-2-ynyl)morpholine

: 926-57-8
1,3-dichloro-2-butene

: 4-((Z)-3-Chloro-but-2-enyl)-4-(3-naphthalen-1-yl-prop-2-ynyl)-morpholin-4-ium; chloride

Conditions

Conditions	Yield
In acetonitrile	100%

: 97289-01-5
dimethyl-3-α-naphthylpropargylamine

: 926-57-8
1,3-dichloro-2-butene

: ((Z)-3-Chloro-but-2-enyl)-dimethyl-(3-naphthalen-1-yl-prop-2-ynyl)-ammonium; chloride

Conditions

Conditions	Yield
In acetonitrile	100%

: 97289-02-6
3-(diethylamino)-1-(naphthalen-1-yl)propyne

: 926-57-8
1,3-dichloro-2-butene

: ((Z)-3-Chloro-but-2-enyl)-diethyl-(3-naphthalen-1-yl-prop-2-ynyl)-ammonium; chloride

Conditions

Conditions	Yield
In acetonitrile	100%

: 926-57-8
1,3-dichloro-2-butene

: 452921-69-6
4-benzyloxy-2-(tert-butyloxycarbonylamino)-1-iodo-5,6,7,8-tetrahydronaphthalene

: 452921-85-6
(4-benzyloxy-1-iodo-5,6,7,8-tetrahydro-naphthalen-2-yl)-(3-chloro-but-2-enyl)-carbamic acid tert-butyl ester

Conditions

Conditions	Yield
Stage #1: 4-benzyloxy-2-(tert-butyloxycarbonylamino)-1-iodo-5,6,7,8-tetrahydronaphthalene With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.5h; Stage #2: 1,3-dichloro-2-butene In N,N-dimethyl-formamide at 20℃; for 14h; Further stages.;	99%

: 161646-53-3
tert-butyl (4-(benzyloxy)-1-iodonaphthalen-2-yl)carbamate

: 926-57-8
1,3-dichloro-2-butene

: (E/Z)-2-amino-4-benzyloxy-N-(tert-butyloxycarbonyl)-N-(3-chloro-2-butenyl)-1-iodonaphthalene

Conditions

Conditions	Yield
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 2h;	98%

: 7119-44-0
p-bis(3-piperidinopropyl-1-yl)benzene

: 926-57-8
1,3-dichloro-2-butene

: p-bis{[N-(3-chlorobuten-2-yl)piperidino]propyn-1-yl}benzene dichloride

Conditions

Conditions	Yield
In acetonitrile; benzene at 20℃; for 72h;	97%

: 7119-40-6
p-bis(3-morpholinopropyn-1-yl)benzene

: 926-57-8
1,3-dichloro-2-butene

: p-bis{[N-(3-chlorobuten-2-yl)morpholinio]propyn-1-yl}benzene dichloride

Conditions

Conditions	Yield
In acetonitrile; benzene at 20℃; for 72h;	97%

: 1,4-bis[3-(pyrrolidin-1-yl)prop-1-yn-1-yl]benzene

: 926-57-8
1,3-dichloro-2-butene

: p-bis{[N-(3-chlorobuten-2-yl)pyrrolidino]propyn-1-yl}benzene dichloride

Conditions

Conditions	Yield
In acetonitrile; benzene at 20℃; for 72h;	97%

: 91-56-5
indole-2,3-dione

: 926-57-8
1,3-dichloro-2-butene

: 86106-82-3
1-((Z)-3-Chloro-but-2-enyl)-1H-indole-2,3-dione

Conditions

Conditions	Yield
With potassium carbonate In N,N-dimethyl-formamide at 50℃; for 3h;	96%

: 15874-80-3
3-methyl-1-(phenylsulfonyl)but-2-ene

: 926-57-8
1,3-dichloro-2-butene

: 62692-34-6
((E)-7-Chloro-2-methyl-octa-2,6-diene-4-sulfonyl)-benzene

Conditions

Conditions	Yield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide at -70℃;	96%

: 1262394-22-8
N-tert-butoxycarbonyl-4-benzyloxy-6-cyano-1-bromo-2-naphthylamine

: 926-57-8
1,3-dichloro-2-butene

: (E/Z)-2-amino-4-benzyloxy-1-bromo-N-tert-butoxycarbonyl-N-(3-chlorobut-2-enyl)-6-cyanonaphthalene

Conditions

Conditions	Yield
Stage #1: N-tert-butoxycarbonyl-4-benzyloxy-6-cyano-1-bromo-2-naphthylamine With sodium hydride In N,N-dimethyl-formamide at 20℃; for 3h; Inert atmosphere; Stage #2: 1,3-dichloro-2-butene In N,N-dimethyl-formamide at 20℃; for 4h; Inert atmosphere;	96%

: 926-57-8
1,3-dichloro-2-butene

: 54201-06-8
(E,Z)-3-chloro-but-2-enyliodide

Conditions

Conditions	Yield
With sodium iodide In acetone at 20℃; for 0.333333h;	95%
With sodium iodide In acetonitrile for 1h;	80%
With sodium iodide In acetone
With sodium iodide In N,N-dimethyl-formamide for 6h; Ambient temperature;	3.7 g

: 371757-71-0
2-butyl-4-chloro-6-fluoro-5-methoxyindan-1-one

: 926-57-8
1,3-dichloro-2-butene

A: (S)-9a-butyl-8-chloro-6-fluoro-7-methoxy-1,2,9,9a-tetrahydrofluoren-3-one

B: (R)-9a-butyl-8-chloro-6-fluoro-7-methoxy-1,2,9,9a-tetrahydrofluoren-3-one

Conditions

Conditions	Yield
Stage #1: 2-butyl-4-chloro-6-fluoro-5-methoxyindan-1-one; 1,3-dichloro-2-butene With sodium hydroxide In toluene at 10℃; for 30h; Stage #2: With sulfuric acid In water; toluene at 0 - 65℃; Further stages. Title compound not separated from byproducts.;	A 95% B n/a

...Expand

: 926-57-8
1,3-dichloro-2-butene

: 37428-46-9, 37428-53-8, 40605-42-3
3-chloro-2-buten-1-ol

Conditions

Conditions	Yield
With water; sodium carbonate at 89 - 98℃; for 8h;	94.2%
With sodium carbonate for 3h; Heating;	63%

: 926-57-8
1,3-dichloro-2-butene

A: 13138-51-7
1,2,3,3-tetrachlorobutane

B: 2431-52-9
1,2,2,3,4-pentachlorobutane

Conditions

Conditions	Yield
With chlorine at 75℃; for 0.66h;	A 94% B 8%
With chlorine at -20℃; for 11h;	A 10% B 90%

: 5-fluoro-2-propyl-indan-1-one

: 926-57-8
1,3-dichloro-2-butene

: 2-((E)-3-Chloro-but-2-enyl)-5-fluoro-2-propyl-indan-1-one

Conditions

Conditions	Yield
With N-[4-(trifluoromethyl)benzyl]cinchoninium bromide In sodium hydroxide; toluene at 20℃;	94%

: 829-85-6
diphenylphosphane

: 926-57-8
1,3-dichloro-2-butene

: 129145-76-2
3-chloro-1-(diphenylphosphino)-2-butene

Conditions

Conditions	Yield
With potassium hydroxide In dimethyl sulfoxide for 1h; Ambient temperature;	92.3%

: 92013-10-0
2-propylindan-1-one

: 926-57-8
1,3-dichloro-2-butene

: 2-((E)-3-Chloro-but-2-enyl)-2-propyl-indan-1-one

Conditions

Conditions	Yield
With N-[4-(trifluoromethyl)benzyl]cinchoninium bromide In sodium hydroxide; toluene at 20℃;	92%

: 1285636-78-3
C15H22N2

: 926-57-8
1,3-dichloro-2-butene

: C18H28ClN

Conditions

Conditions	Yield
Stage #1: C15H22N2 With lithium dihydronaphthylide radical In tetrahydrofuran at -40℃; for 0.666667h; Inert atmosphere; Stage #2: 1,3-dichloro-2-butene In tetrahydrofuran at -40 - 20℃; for 16h; Inert atmosphere;	92%

: 608-05-9
5-methyl-indole-2,3-dione

: 926-57-8
1,3-dichloro-2-butene

: 86106-83-4
1-((Z)-3-Chloro-but-2-enyl)-5-methyl-1H-indole-2,3-dione

Conditions

Conditions	Yield
With potassium carbonate In N,N-dimethyl-formamide at 50℃; for 3h;	91%

: 5-chloro-2-propyl-indan-1-one

: 926-57-8
1,3-dichloro-2-butene

: 5-Chloro-2-((E)-3-chloro-but-2-enyl)-2-propyl-indan-1-one

Conditions

Conditions	Yield
With N-[4-(trifluoromethyl)benzyl]cinchoninium bromide In sodium hydroxide; toluene at 20℃;	90%

: 5-methyl-2-propyl-indan-1-one

: 926-57-8
1,3-dichloro-2-butene

: 2-((E)-3-Chloro-but-2-enyl)-5-methyl-2-propyl-indan-1-one

Conditions

Conditions	Yield
With N-[4-(trifluoromethyl)benzyl]cinchoninium bromide In sodium hydroxide; toluene at 20℃;	88%

: 59974-82-2, 61490-25-3, 61490-26-4, 80374-04-5, 53662-92-3
(1S,3aS,7aS)-1-(1,1-dimethylethoxy)octahydro-7a-methyl-5H-inden-5-one

: 926-57-8
1,3-dichloro-2-butene

: 944796-95-6
(1S,3aS,6R,7aS)-6-(3-chloro-2-butenyl)-1-(1,1-dimethylethoxy)octahydro-7a-methyl-5H-inden-5-one

Conditions

Conditions	Yield
Stage #1: (1S,3aS,7aS)-1-(1,1-dimethylethoxy)octahydro-7a-methyl-5H-inden-5-one With potassium hexamethylsilazane In tetrahydrofuran; toluene for 0.5h; Stage #2: 1,3-dichloro-2-butene With triethyl borane; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; toluene at -78 - 20℃; Further stages.;	88%

: 6928-78-5
Bis(phenylethinyl)magnesium

: 926-57-8
1,3-dichloro-2-butene

: 115198-06-6
1-phenyl-5-chlorohex-4-en-1-yne

Conditions

Conditions	Yield
copper(l) chloride In tetrahydrofuran at 40℃; for 4h;	87%

: 101375-37-5
5-Methoxy-2-propyl-indan-1-one

: 926-57-8
1,3-dichloro-2-butene

: 2-((E)-3-Chloro-but-2-enyl)-5-methoxy-2-propyl-indan-1-one

Conditions

Conditions	Yield
With N-[4-(trifluoromethyl)benzyl]cinchoninium bromide In sodium hydroxide; toluene at 20℃;	86%

: 288-13-1
NH-pyrazole

: 926-57-8
1,3-dichloro-2-butene

A: (E)-1-(3-chlorobut-2-en-1-yl)-1H-pyrazole

B: C7H9ClN2

Conditions

Conditions	Yield
With 4-methylmorpholine N-oxide; sodium hydroxide In water at 50℃; for 3.5h; Reagent/catalyst; Green chemistry;	A 84% B n/a

...Expand

: 926-57-8
1,3-dichloro-2-butene

A: 676-97-1
methylphosphonic acid dichloroanhydride

B: 34838-28-3
1,2-dichloroethyl phosphorodichloridate

C: 75-36-5
acetyl chloride

D: 1983-26-2
chloromethylphosphonic dichloride

E phosphoryl chloride: phosphoryl chloride

Conditions

Conditions	Yield
With oxygen; phosphorus trichloride at -10 - 10℃; Product distribution; Mechanism;	A n/a B 80% C n/a D n/a E n/a
With oxygen; phosphorus trichloride at -10 - 10℃; Title compound not separated from byproducts;	A n/a B 80% C n/a D n/a E n/a
With oxygen; phosphorus trichloride at -10 - 10℃;	A n/a B 80% C n/a D n/a E n/a

...Expand

: 105826-09-3
diheptinylmagnesium

: 926-57-8
1,3-dichloro-2-butene

: 115198-07-7
(E)-2-Chloro-undec-2-en-5-yne

Conditions

Conditions	Yield
copper(l) chloride In tetrahydrofuran at 40℃; for 4h;	73%

1,3-Dichloro-2-butene Chemical Properties

Product Name: 1,3-Dichloro-2-butene
CAS Registry Number: 926-57-8
Synonyms: 1,3-Dichloro-2-butene ; 1,3-Dichlorobutylene ; 2-Butene, 1,3-dichloro- ; BRN 0906754 ; EINECS 213-138-3 ; HSDB 1500 ; NSC 8749
Systematic Name: 1,3-Dichlorobut-2-ene ; 2-Butene, 1,3-dichloro-
IUPAC Name: (Z)-1,3-dichlorobut-2-ene
Molecular Weight: 124.99644 [g/mol]
Molecular Formula: C₄H₆Cl₂
XLogP3-AA: 2.1
EINECS: 213-138-3
Surface Tension: 26.6 dyne/cm
Density: 1.128 g/cm³
Flash Point: 33.9 °C
Enthalpy of Vaporization: 35.42 kJ/mol
Boiling Point: 131.9 °C at 760 mmHg
Vapour Pressure: 11.2 mmHg at 25°C
Refractive Index: 1.469-1.473
Storage temp.: 0-6°C
Following is the molecular structure of 1,3-Dichloro-2-butene (CAS NO.926-57-8) is:

1,3-Dichloro-2-butene Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LC50	inhalation	4400mg/m3/2H (4400mg/m3)		Zhurnal Eksperimental'noi i Klinicheskoi Meditsiny. Journal of Experimental and Clinical Medicine. Vol. 9(6), Pg. 66, 1969.
rat	LC50	inhalation	3930mg/m3/4H (3930mg/m3)		Zhurnal Eksperimental'noi i Klinicheskoi Meditsiny. Journal of Experimental and Clinical Medicine. Vol. 9(6), Pg. 66, 1969.

1,3-Dichloro-2-butene Consensus Reports

Reported in EPA TSCA Inventory.

1,3-Dichloro-2-butene Safety Profile

Safty information about 1,3-Dichloro-2-butene (CAS NO.926-57-8) is:
Moderately toxic by inhalation. When heated to decomposition it emits toxic vapors of Cl⁻.
Hazard Codes:
Harmful Xn
Risk Statements:
R36/37/38:Irritating to eyes, respiratory system and skin.
R20:Harmful by inhalation.
R10:Flammable.
Safety Statements:
S37/39:Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RIDADR: 1993
RTECS: EM4760000
HazardClass: 3
PackingGroup: III

1,3-Dichloro-2-butene Specification

1,3-Dichloro-2-butene (CAS NO.926-57-8) is a clear yellow to brown liquid. There are some informations about it.
First Aid Measures about it:
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin: Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion: Get medical aid. Wash mouth out with water.
Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Handling and Storage about it:
Handling: Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage: Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Refrigerator/flammables.

Product Name

1,3-Dichloro-2-butene

Synthetic route

1,3-Dichloro-2-butene Chemical Properties

1,3-Dichloro-2-butene Toxicity Data With Reference

1,3-Dichloro-2-butene Consensus Reports

1,3-Dichloro-2-butene Safety Profile

1,3-Dichloro-2-butene Specification

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