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Name	1,4-Dibromopentane	EINECS	210-967-2
CAS No.	626-87-9	Density	1.687
PSA	0.00000	LogP	2.94490
Solubility	Insoluble in water.	Melting Point	?34.4 °C(lit.)
Formula	C5H10 Br2	Boiling Point	98-99 °C25 mm Hg(lit.)
Molecular Weight	229.942	Flash Point	110 ºC
Transport Information	N/A	Appearance	clear, colorless to pale yellow liquid.
Safety	26-36-37/39	Risk Codes	R22;R36/38
Molecular Structure		Hazard Symbols
Synonyms	(RS)-1,4-Dibromopentane;1,4-Dibromopentane; 2,5-Dibromopentane; NSC 8753	Article Data	16

1,4-Dibromopentane Synthetic route

: 96-47-9
2-methyltetrahydrofuran

A: 626-87-9
1,4-dibromopentane

B: C5H12BrO3P

Conditions

Conditions	Yield
With hydrogen bromide; phosphorus tribromide at 30℃; for 0.666667h;	A 34% B 43%

: 96-47-9
2-methyltetrahydrofuran

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
With sulfuric acid; hydrogen bromide
With aluminum tri-bromide
With phosphorus tribromide
With hydrogen bromide

: 626-95-9
1,4-Pentanediol

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
With hydrogen bromide
With hydrogen bromide; calcium chloride
With hydrogen bromide Heating;

: 821-09-0
n-Pent-4-enyl alcohol

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
With hydrogen bromide at 100 - 110℃;

: 598-61-8
methyl-cyclobutane

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
With bromine im direkten Sonnenlicht;

: 534-22-5
2-methylfuran

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
(i) H2, (ii) aq. HBr; Multistep reaction;

: 1191-96-4
ethylcyclopropane

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
With bromine In dichloromethane

: 18423-18-2
5-methoxy-2-pentanol

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
With hydrogen bromide

: 96-47-9
2-methyltetrahydrofuran

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

: 626-87-9
1,4-dibromopentane

γ-pentylene oxide: γ-pentylene oxide

: 626-87-9
1,4-dibromopentane

Conditions

Conditions	Yield
With hydrogen bromide at 100℃;

1,4-Dibromopentane Chemical Properties

Molecular Structure of 1,4-Dibromopentane (CAS No.626-87-9):

Molecular Formula: C₅H₁₀Br₂
Molecular Weight: 229.9409
CAS No: 626-87-9
XLogP3-AA: 2.9
Exact Mass: 229.912879
MonoIsotopic Mass: 227.914926
Topological Polar Surface Area: 0
Heavy Atom Count: 7
Formal Charge: 0
Complexity: 37.1
H bond acceptors: 0
H bond donors: 0
Freely Rotating Bonds: 3
Polar Surface Area: Å²
Index of Refraction: 1.501
Molar Refractivity: 40.63 cm³
Molar Volume: 137.8 cm³
Surface Tension: 33.9 dyne/cm
Density: 1.668 g/cm³
Flash Point: 73.1 °C
Enthalpy of Vaporization: 41.71 kJ/mol
Boiling Point: 198.7 °C at 760 mmHg
Vapour Pressure: 0.502 mmHg at 25°C
Chemical Properties clear colorless to light yellow-brown liquid
IUPAC Name: 1,4-Dibromopentane
Canonical SMILES: CC(CCCBr)Br
InChI: InChI=1S/C₅H₁₀Br₂/c1-5(7)3-2-4-6/h5H,2-4H2,1H3
InChIKey: CNBFRBXEGGRSPL-UHFFFAOYSA-N
Product Categories: Alkyl;Halogenated Hydrocarbons;Organic Building Blocks

1,4-Dibromopentane Safety Profile

Hazard Codes: Irritant Xi, Harmful Xn
Risk Statements: 36/37/38-36/38-22
R36/37/38:Irritating to eyes, respiratory system and skin.
R36/38:Irritating to eyes and skin.
R22:Harmful if swallowed.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 3

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