2-Butene, 1,3-dichloro-

Base Information

• Chemical Name: 2-Butene, 1,3-dichloro-
• CAS No.: 926-57-8
• Molecular Formula: C4H6 Cl2
• Molecular Weight: 124.998
• Hs Code.: 29032900
• European Community (EC) Number: 213-138-3
• ICSC Number: 1761
• UN Number: 1993,2920
• DSSTox Substance ID: DTXSID7027338
• Mol file: 926-57-8.mol

Synonyms:1,3-dichloro-2-butene

Chemical Property of 2-Butene, 1,3-dichloro-

Chemical Property:

• Appearance/Colour: clear yellow to brown liquid
• Vapor Pressure: 11.2mmHg at 25°C
• Melting Point: -27.02°C (estimate)
• Refractive Index: 1.469-1.473
• Boiling Point: 131.9°Cat760mmHg
• Flash Point: 33.9°C
• PSA: 0.00000
• Density: 1.128g/cm³
• LogP: 2.36780
• Storage Temp.: 0-6°C
• Sensitive.: Moisture Sensitive
• Water Solubility.: Insoluble in water
• XLogP3: 2.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 123.9846556
• Heavy Atom Count: 6
• Complexity: 56.6

Purity/Quality:

99.90% ^*data from raw suppliers

1,3-Dichloro-2-butene (cis- and trans- mixture) >95.0%(GC) ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 36/37/38-20-10
• Safety Statements: 37/39-26

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Halogenated Aliphatics, Unsaturated
• Canonical SMILES: CC(=CCCl)Cl
• Inhalation Risk: A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20 °C.
• Effects of Short Term Exposure: The vapour is irritating to the respiratory tract and eyes. The substance is severely irritating to the eyes. The substance is corrosive to the skin.
• Effects of Long Term Exposure: Repeated or prolonged inhalation of high concentrations may cause effects on the lungs.

Technology Process of 2-Butene, 1,3-dichloro-

There total 9 articles about 2-Butene, 1,3-dichloro- which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

3-buten-1-yne (689-97-4) → chloroprene (126-99-8,14523-89-8,9010-98-4) + 1,3-dichloro-2-butene (926-57-8)

Guidance literature:

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

Reference yield:

3-buten-1-yne (689-97-4) + hydrogenchloride (7647-01-0,15364-23-5) + ammonium chloride → chloroprene (126-99-8,14523-89-8,9010-98-4) + 1,3-dichloro-2-butene (926-57-8)

Guidance literature:

Reference yield:

2-bromo-1,3-butadiene (1822-86-2) → 1,3-dichloro-2-butene (926-57-8)

Guidance literature:

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

upstream raw materials:

3-buten-1-yne

2-bromo-1,3-butadiene

3-chloro-2-butenyl bromide

chloroprene

Downstream raw materials:

5-(3-chloro-but-2-enyl)-5-cyclohexyl-barbituric acid

4-(3-chloro-but-2-enyl)-1,2-diphenyl-pyrazolidine-3,5-dione

2-(3¹-chloro-2¹-butenyl)-1-cyclohexanone

(3-chloro-but-2-enyl)-cyclohexyl-amine

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