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1-Bromo-4-nitrobenzene

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Name

1-Bromo-4-nitrobenzene

EINECS 209-583-8
CAS No. 586-78-7 Density 1.719 g/cm3
PSA 45.82000 LogP 2.88050
Solubility Soluble in ethanol, ethyl ether and benzene Melting Point 124-126 °C(lit.)
Formula C6H4BrNO2 Boiling Point 252.635 °C at 760 mmHg
Molecular Weight 202.007 Flash Point 106.59 °C
Transport Information UN 3459 6.1/PG 3 Appearance light yellow powder
Safety 22-26-36/37/39 Risk Codes 20/21/22-36/37/38
Molecular Structure Molecular Structure of 586-78-7 (1-Bromo-4-nitrobenzene) Hazard Symbols HarmfulXn
Synonyms

Benzene,1-bromo-4-nitro-;4-Bromo-1-nitrobenzene;4-Bromonitrobenzene;4-Nitro-1-bromobenzene;4-Nitrobromobenzene;4-Nitrophenyl bromide;NSC 3526;p-Bromonitrobenzene;p-Nitrobromobenzene;p-Nitrophenyl bromide;

Article Data 210

1-Bromo-4-nitrobenzene Synthetic route

456-27-9

4-nitrobenzenediazonium tetrafluoroborate

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With dibenzo-18-crown-6; potassium bromide; copper(ll) bromide; 1,10-Phenanthroline; copper(I) bromide In acetonitrile at 20℃; for 0.333333h; Sandmeyer bromination;99%
With N-Bromosuccinimide; tetrabutylammonium perchlorate In methanol; N,N-dimethyl-formamide at 20℃; for 1h; Sandmeyer Reaction; Electrochemical reaction;84%
With 1,3-bis-n-butylimidazolium bromide at 80℃; for 0.5h;71%
5467-74-3

4-Bromophenylboronic acid

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With nitric acid In 1,2-dichloro-ethane at 70℃; for 16h; Inert atmosphere;98%
With copper(II) nitrate trihydrate; trifluoroacetic acid In ethyl acetate at 100℃; for 3h;96%
With 1,1,1,3',3',3'-hexafluoro-propanol; 2-nitrobenzo[d]isothiazol-3(2H)-one 1,1-dioxide at 60℃; for 19h; Reagent/catalyst; Inert atmosphere; Schlenk technique;96%
943-14-6

2-bromo-5-nitrobenzoic acid

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With silver carbonate In dimethyl sulfoxide at 120℃; for 16h;97%
With silver carbonate In dimethyl sulfoxide at 120℃;
636-99-7

4-nitrophenylhydrazine hydrochloride

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With boron tribromide; dimethyl sulfoxide at 80℃; for 1h;97%
139139-81-4

bis(4-bromophenyl)iodonium triflate

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With sodium nitrite In ethyl acetate at 70℃; for 16h; Temperature; Solvent; Sealed tube; regioselective reaction;96%
106-40-1

4-bromo-aniline

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With 3-chloro-benzenecarboperoxoic acid In toluene for 3h; Reflux;95%
With tert.-butylhydroperoxide In acetonitrile at 60℃; for 4h; Reagent/catalyst; Temperature; Solvent; Schlenk technique;91%
With tert.-butylhydroperoxide; 3 A molecular sieve; zirconium(IV) tert-butoxide In dichloromethane for 1.5h; Ambient temperature;89%
573-97-7

1-bromo-2-naphthol

4-nitrobenzenediazonium o-benzenedisulfonimide

A

586-78-7

para-nitrophenyl bromide

B

6410-10-2

para red

Conditions
ConditionsYield
With sodium hydroxide; tetraethylammonium bromide In acetonitrile at 20℃; for 10h; Product distribution; Further Variations:; Reagents; Reaction partners;A 80%
B 15%
1947-33-7

4-nitrobenzenediazonium 4-methylbenzenesulfonate

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With potassium bromide In water at 20℃; for 1h;80%
92722-14-0

tert-butyl 2-(4-nitrophenyl)diazenecarboxylate

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With Bromotrichloromethane; trifluoroacetic acid In benzene at 20℃;79%
With Bromotrichloromethane; trifluoroacetic acid In acetonitrile at 80℃; for 0.5h;57%
108-86-1

bromobenzene

A

577-19-5

2-nitrophenyl bromide

B

586-78-7

para-nitrophenyl bromide

Conditions
ConditionsYield
With nitric acid at 50℃; for 3h;A 20.9%
B 78.2%
With Iron(III) nitrate nonahydrate; phosphorus pentoxide In neat (no solvent) at 20℃; for 6h; Milling; Green chemistry; Overall yield = 93 percent;A 25%
B 68%
With thionyl chloride; bismuth subnitrate In dichloromethane at 20℃; for 9h;A 18%
B 60%

1-Bromo-4-nitrobenzene Consensus Reports

Reported in EPA TSCA Inventory.

1-Bromo-4-nitrobenzene Specification

1-Bromo-4-nitrobenzene is an organic compound with the formula C6H4BrNO2, and its systematic name is the same with the product name. With the CAS registry number 586-78-7, it is also named as p-Bromonitrobenzene. It belongs to the product categories of Nitro Compounds; Nitrogen Compounds; Organic Building Blocks. Its EINECS number is 209-583-8. In addition, the molecular weight is 202.01. Its classification code is Mutation data. This chemical should be sealed and stored in a cool and dry place. Moreover, it should be protected from oxides and light.

Physical properties of 1-Bromo-4-nitrobenzened are: (1)ACD/LogP: 2.55; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.55; (4)ACD/LogD (pH 7.4): 2.55; (5)ACD/BCF (pH 5.5): 51.05; (6)ACD/BCF (pH 7.4): 51.05; (7)ACD/KOC (pH 5.5): 581.03; (8)ACD/KOC (pH 7.4): 581.03; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 45.82 Å2; (13)Index of Refraction: 1.605; (14)Molar Refractivity: 40.488 cm3; (15)Molar Volume: 117.46 cm3; (16)Polarizability: 16.051×10-24cm3; (17)Surface Tension: 50.59 dyne/cm; (18)Density: 1.72 g/cm3; (19)Flash Point: 106.59 °C; (20)Enthalpy of Vaporization: 47.018 kJ/mol; (21)Boiling Point: 252.635 °C at 760 mmHg; (22)Vapour Pressure: 0.03 mmHg at 25°C.

Preparation: this chemical can be prepared by 4-nitro-aniline at the temperature of 25 °C. This reaction will need reagents copper(II) bromide, t-butyl thionitrite and solvent acetonitrile with the reaction time of 2 min. The yield is about 78%.

1-Bromo-4-nitrobenzene can be prepared by 4-nitro-aniline at the temperature of 25 °C

Uses of 1-Bromo-4-nitrobenzene: it can be used to produce bis-(4-bromo-phenyl)-diazene at the ambient temperature. It will need reagents Zn, ammonia and solvent methanol with the reaction time of 18 hours. The yield is about 60%.

1-Bromo-4-nitrobenzene can be used to produce bis-(4-bromo-phenyl)-diazene at the ambient temperature

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful by inhalation, in contact with skin and if swallowed. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. You should not breathe dust. When using it, you need to wear suitable protective clothing, gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: O=[N+]([O-])c1ccc(Br)cc1
(2)Std. InChI: InChI=1S/C6H4BrNO2/c7-5-1-3-6(4-2-5)8(9)10/h1-4H
(3)Std. InChIKey: ZDFBKZUDCQQKAC-UHFFFAOYSA-N 

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