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1,5-Dibromopentane
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Name

1,5-Dibromopentane

 EINECS 203-849-7
CAS No. 111-24-0 Density 1.673 g/cm3
PSA 0.00000 LogP 2.94650
Solubility insoluble in water Melting Point -34 °C(lit.)
Formula C5H10Br2 Boiling Point 224.5 °C at 760 mmHg
Molecular Weight 229.942 Flash Point 94.7 °C
Transport Information N/A Appearance clear colorless to yellow-brownish liquid
Safety 23-26-36-37/39 Risk Codes 36/38-22
Molecular Structure Molecular Structure of 111-24-0 (1,5-Dibromopentane) Hazard Symbols IrritantXi,HarmfulXn
Synonyms

4-01-00-00314 (Beilstein Handbook Reference);Pentane, 1,5-dibromo-;Pentane, 1, 5-dibromo-;Pentane,1,5-dibromo-;Pentamethylene bromide;Pentamethylene dibromide;1,5-Dibromopentane / Pentamethylene Dibromide;

Article Data 40

1,5-Dibromopentane Synthetic route

1119-51-3

bromopentene

111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With 2,2'-azobis(isobutyronitrile); hydrogen bromide In toluene at 0℃; for 2h; Reagent/catalyst; Solvent;92%

{η5-(C5H5)Ru(CO)2}{μ-(CH2)5}

A

111-24-0

1,5-dibromo-pentane

B

bromodicarbonyl(η5-cyclopentadienyl)ruthenium

Conditions
ConditionsYield
With bromine In tetrahydrofuran under N2, stirred at room temp. for 10 min; solvent removed under reduced pressure, residue dissolved (CH2Cl2), chromy. (alumina, hexane, CH2Cl2);A >90
B 91%
111-29-5

1 ,5-pentanediol

111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With hydrogen bromide In octane; water at 148 - 150℃; for 6h; Temperature; Dean-Stark;88%
With sulfuric acid; water; hydrogen bromide
With hydrogen bromide
With hydrogen bromide at 80 - 90℃;
With 2,6-dimethylpyridine; carbon tetrabromide In N,N-dimethyl-formamide at 23 - 35℃; for 6h; UV-irradiation;96 %Spectr.
111-29-5

1 ,5-pentanediol

A

111-24-0

1,5-dibromo-pentane

B

34626-51-2

5-bromopentan-1-ol

Conditions
ConditionsYield
With hydrogen bromide In toluene for 9h; Substitution; Heating;A n/a
B 81%
142-68-7

TETRAHYDROPYRANE

111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With 1,2-dibromo-1,1,2,2-tetrachloroethane; triphenylphosphine In dichloromethane at 20℃; for 0.15h; Appel Halogenation;80%
With sulfuric acid; hydrogen bromide for 3h; Heating;79%
With trimethylsilyl bromide; iodine(I) bromide for 2h; Heating;71%
142-68-7

TETRAHYDROPYRANE

108-24-7

acetic anhydride

A

111-24-0

1,5-dibromo-pentane

B

15848-22-3

5-bromo-1-pentanyl acetate

Conditions
ConditionsYield
With hydrogen bromide
776-75-0

N-benzoylpiperidine

111-24-0

1,5-dibromo-pentane

776-75-0

N-benzoylpiperidine

A

111-24-0

1,5-dibromo-pentane

B

100-47-0

benzonitrile

Conditions
ConditionsYield
With phosphorus pentabromide Destillation des Produkts unter vermindertem Druck;
With phosphorus pentabromide anschliessend Behandeln mit Wasser;
With bromine; phosphorus tribromide 1.) from 24 deg C to 34 deg C, 2.) reflux, 2 h; Yield given. Multistep reaction;
With phosphorus pentabromide anschliessend Behandeln mit Wasser;

1-bromo-1-phenyl-1λ5-arsinane-1-carbonitrile

A

111-24-0

1,5-dibromo-pentane

B

506-68-3

bromocyane

Conditions
ConditionsYield
beim Leiten von Bromdampf ueber die Schmelze;
40339-96-6

1,5-diphenoxypentane

111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With hydrogen bromide at 170℃;

1,5-Dibromopentane Chemical Properties

IUPAC Name: 1,5-dibromopentane 
Empirical Formula: C5H10Br2
Molecular Weight: 229.9409g/mol
EINECS: 203-849-7 
Structure of 1,5-Dibromopentane (CAS NO.111-24-0):

Index of Refraction: 1.503
Molar Refractivity: 40.67 cm3
Molar Volume: 137.4 cm3
Polarizability: 16.12×10-24cm3
Surface Tension: 35.4 dyne/cm
Density: 1.673 g/cm3
Flash Point: 94.7 °C
Enthalpy of Vaporization: 44.22 kJ/mol 
Melting Point: −34 °C(lit.)
Boiling Point: 224.5 °C at 760 mmHg
Vapour Pressure: 0.136 mmHg at 25°C 
Water Solubility: insoluble 
Product Categories: Organics;Miscellaneous;DIBROMOALKANE;Bromine Compounds;alpha,omega-Bifunctional Alkanes;alpha,omega-Dibromoalkanes;Monofunctional & alpha,omega-Bifunctional Alkanes 
Canonical SMILES: C(CCBr)CCBr
InChI: InChI=1S/C5H10Br2/c6-4-2-1-3-5-7/h1-5H2
InChIKey: IBODDUNKEPPBKW-UHFFFAOYSA-N

1,5-Dibromopentane Uses

 1,5-Dibromopentane (CAS NO.111-24-0) is used for synthetic organic intermediates

1,5-Dibromopentane Toxicity Data With Reference

1.    

mmo-sat 10 µmol/plate

     MUREAV    Mutation Research. 141 (1984),11.
2.    

dnr-esc 10 µL/disc

     CNREA8    Cancer Research. 34 (1974),2576.

1,5-Dibromopentane Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

1,5-Dibromopentane Safety Profile

Mutation data reported. When heated to decomposition it emits toxic fumes of Br−. See also n-PENTANE and BROMIDES.
The Hazard Codes of 1,5-DIBROMOPENTANE(111-24-0): IrritantXi,HarmfulXn
HS Code:29033036
The Risk Statements information of 1,5-DIBROMOPENTANE(111-24-0):
22:  Harmful if swallowed 
36/38:  Irritating to eyes and skin 
The Safety Statements information of 1,5-DIBROMOPENTANE(111-24-0):
23:  Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) 
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36:  Wear suitable protective clothing 
37/39:  Wear suitable gloves and eye/face protection
WGK Germany:3
RTECS:SA0320000

1,5-Dibromopentane Specification

  1,5-Dibromopentane , its cas register number is 111-24-0. It also can be called 4-01-00-00314 (Beilstein Handbook Reference) ; AI3-20307 ; CCRIS 8918 ; NSC 5373 ; Pentamethylene bromide ; Pentamethylene dibromide . 1,5-Dibromopentane (CAS NO.111-24-0) is a clear colorless to yellow-brownish liquid.

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