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1-Bromo-4-chlorobutane
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Name

1-Bromo-4-chlorobutane

 EINECS 230-089-3
CAS No. 6940-78-9 Density 1.439 g/cm3
PSA 0.00000 LogP 2.40030
Solubility slightly soluble in water Melting Point 96-97 °C(Solv: hexane (110-54-3); ethyl acetate (141-78-6))
Formula C4H8BrCl Boiling Point 164.3 °C at 760 mmHg
Molecular Weight 171.465 Flash Point 60 °C
Transport Information UN 1993 3/PG 3 Appearance clear liquid
Safety 23-24/25-37/39-26 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 6940-78-9 (1-Bromo-4-chlorobutane) Hazard Symbols IrritantXi
Synonyms

1-Chloro-4-bromobutane;4-Bromo-1-chlorobutane;4-Bromobutyl chloride;4-Chloro-1-bromobutane;4-Chlorobutyl bromide;NSC 60193;Tetramethylenechlorobromide;

Article Data 25

1-Bromo-4-chlorobutane Synthetic route

928-51-8

4-Chloro-1-butanol

6940-78-9

4-chlorobutyl bromide

Conditions
ConditionsYield
With phosphorus tribromide In pyridine 0 deg C, 1 h; r.t., 3 h;44%
With phosphorus; bromine
With sulfuric acid; water; sodium bromide
30379-55-6

benzyloxyacetic acid

109-70-6

1,3-chlorobromopropane

6940-78-9

4-chlorobutyl bromide

Conditions
ConditionsYield
Stage #1: benzyloxyacetic acid With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -70 - -30℃; for 1h;
Stage #2: 1.3-chlorobromopropane In tetrahydrofuran; hexane at -70 - 20℃; for 2.5h;		32%
109-99-9

tetrahydrofuran

A

110-52-1

1,4-dibromo-butane

B

6940-78-9

4-chlorobutyl bromide

Conditions
ConditionsYield
With water; sodium bromide; sodium chloride anschliessenden Erwaermen des Reaktionsprodukts mit Schwefelsaeure;
109-65-9

1-bromo-butane

6940-78-9

4-chlorobutyl bromide

Conditions
ConditionsYield
With chlorine im Licht;
With sulfuryl dichloride; dibenzoyl peroxide
6334-96-9

bis-(4-chlorobutyl)ether

6940-78-9

4-chlorobutyl bromide

Conditions
ConditionsYield
With sulfuric acid; water; hydrogen bromide at 150℃;
110-56-5

1,4-dichlorobutane

6940-78-9

4-chlorobutyl bromide

Conditions
ConditionsYield
With 1,4-dibromo-butane; tetrabutylammomium bromide at 100℃; for 19.5h;49.7 % Chromat.
109-65-9

1-bromo-butane

7782-50-5

chlorine

6940-78-9

4-chlorobutyl bromide

Conditions
ConditionsYield
unter Belichtung;
109-65-9

1-bromo-butane

7791-25-5

sulfuryl dichloride

94-36-0

dibenzoyl peroxide

6940-78-9

4-chlorobutyl bromide

109-69-3

n-Butyl chloride

A

6940-78-9

4-chlorobutyl bromide

B

514206-33-8

1-bromo-1-chlorobutane

C

141507-40-6

2-bromo-4-chloro-butane

D

79504-01-1

2-bromo-1-chlorobutane

Conditions
ConditionsYield
With carbon tetrabromide; {[PhSiO1.5]2CuO}n at 150℃; for 10h; Product distribution; Further Variations:; Catalysts;
109-65-9

1-bromo-butane

A

6940-78-9

4-chlorobutyl bromide

B

56481-42-6

1-bromo-3-chlorobutane

C

108200-18-6

1-bromo-2-chlorobutane

Conditions
ConditionsYield
With perchloric acid; 1-chloro-cis-2,6-dimethylpiperidine In dichloromethane; water at 0℃; for 2h; Irradiation; Sealed tube; Inert atmosphere; Overall yield = 53 percent;

1-Bromo-4-chlorobutane Chemical Properties

Product Name: 1-Bromo-4-chlorobutane (CAS NO.6940-78-9)

Molecular Formula: C4H8BrCl
Molecular Weight: 171.46g/mol
Mol File: 6940-78-9.mol
EINECS: 230-089-3
Appearance: clear liquid
Boiling point: 164.3 °C at 760 mmHg
Flash Point: 60 °C
Density: 1.439 g/cm3
Refractive index: n20/D 1.4875(lit.)
Water Solubility: SLIGHTLY SOLUBLE
Index of Refraction: 1.468 
Molar Refractivity: 33.16 cm3 
Molar Volume: 119.1 cm3 
Surface Tension: 31.3 dyne/cm
Enthalpy of Vaporization: 38.44 kJ/mol
Vapour Pressure: 2.59 mmHg at 25°CXLogP3-AA: 2.3
H-Bond Donor: 0
H-Bond Acceptor: 0
Structure Descriptors of 1-Bromo-4-chlorobutane (CAS NO.6940-78-9):
  IUPAC Name: 1-bromo-4-chlorobutane
  Canonical SMILES: C(CCBr)CCl
  InChI: InChI=1S/C4H8BrCl/c5-3-1-2-4-6/h1-4H2 
  InChIKey: NIDSRGCVYOEDFW-UHFFFAOYSA-N
Product Categories: Drug Intermediates; BROMO CHLORO; omega-Functional Alkanols, Carboxylic Acids, Amines & Halides; omega-Haloalkyl Chlorides

1-Bromo-4-chlorobutane Safety Profile

Safety Information of 1-Bromo-4-chlorobutane (CAS NO.6940-78-9):
Hazard Codes: XiIrritant
Risk Statements: 36/37/38  
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 23-24/25-37/39-26
S23:Do not breathe vapour. 
S24/25:Avoid contact with skin and eyes. 
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: UN 1993 3/PG 3
WGK Germany: 3
HazardClass: 3
PackingGroup: III
HS Code: 29034980

1-Bromo-4-chlorobutane Specification

 1-Bromo-4-chlorobutane , its CAS NO. is 6940-78-9, the synonyms are 1-Chloro-4-bromobutane ; 4-Bromo-1-chlorobutane ; Tetramethylene chlorobromide ; Butane, 1-bromo-4-chloro- .

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