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1-Bromo-4-iodobenzene

CAS No.
589-87-7
Chemical Name:
1-Bromo-4-iodobenzene
Synonyms
P-BROMOIODOBENZENE;4-BROMOIODOBENZENE;4-BroMoiodoben;p-Bromiodobenzene;4-IODOBROMOBENZENE;p-Iodobromobenzene;4- Bromiodobenzene;1-Brom-4-iodbenzol;1-BROMO-IODOBENZENE;4-Bromophenyl iodide
CBNumber:
CB4266086
Molecular Formula:
C6H4BrI
Molecular Weight:
282.9
MDL Number:
MFCD00001051
MOL File:
589-87-7.mol
MSDS File:
SDS
Last updated:2026-04-10 10:27:15
Product description Number Pack Size Price
1-Bromo-4-iodobenzene 98% 238090 5g $33.1
1-Bromo-4-iodobenzene 98% 238090 25g $156
1-Bromo-4-iodobenzene B0604 25G $64
1-Bromo-4-iodobenzene B0604 250G $383
1-Bromo-4-iodobenzene B683675 5g $55
More product size

1-Bromo-4-iodobenzene Properties

Melting point 89-91 °C(lit.)
Boiling point 120-122 °C14 mm Hg(lit.)
Density 2.2236 (rough estimate)
refractive index 1.6618 (estimate)
Flash point 120-122°C/14mm
storage temp. Store below +30°C.
solubility 0.008g/l
form Crystalline Powder, Crystals or Needles
color White to brown
Water Solubility Insoluble in water.
Sensitive Light Sensitive
BRN 1904545
Henry's Law Constant 1.5×10-2 mol/(m3Pa) at 25℃, Ebert et al. (2023)
InChI 1S/C6H4BrI/c7-5-1-3-6(8)4-2-5/h1-4H
InChIKey UCCUXODGPMAHRL-UHFFFAOYSA-N
SMILES Brc1ccc(I)cc1
CAS DataBase Reference 589-87-7(CAS DataBase Reference)
FDA UNII R9LDG2XS7C
NIST Chemistry Reference Benzene, 1-bromo-4-iodo-(589-87-7)
EPA Substance Registry System Benzene, 1-bromo-4-iodo- (589-87-7)
UNSPSC Code 12352101
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P302+P352-P305+P351+P338
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  3
Hazard Note  Harmful/Light Sensitive
TSCA  TSCA listed
HazardClass  IRRITANT, LIGHT SENSITIVE, IRRITANT-HARMFUL
HS Code  29036990
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
NFPA 704
1
2 0

1-Bromo-4-iodobenzene price More Price(37)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 238090 1-Bromo-4-iodobenzene 98% 589-87-7 5g $33.1 2026-03-19 Buy
Sigma-Aldrich 238090 1-Bromo-4-iodobenzene 98% 589-87-7 25g $156 2026-03-19 Buy
TCI Chemical B0604 1-Bromo-4-iodobenzene 589-87-7 25G $64 2026-03-19 Buy
TCI Chemical B0604 1-Bromo-4-iodobenzene 589-87-7 250G $383 2026-03-19 Buy
TRC B683675 1-Bromo-4-iodobenzene 589-87-7 5g $55 2021-12-16 Buy
Product number Packaging Price Buy
238090 5g $33.1 Buy
238090 25g $156 Buy
B0604 25G $64 Buy
B0604 250G $383 Buy
B683675 5g $55 Buy

1-Bromo-4-iodobenzene Chemical Properties,Uses,Production

Synthesis methods

Industrial parabromoaniline is as raw material, by diazotization, iodo-synthesis of bromo iodobenzene. Preferred synthesis conditions: firstly 0.02mol parabromoaniline is dissolved in a mass fraction of 20% sulfuric acid medium, then reacts with 0.021molNaNO2 to generate bromophenyl diazonium sulfate at-10℃, and then chloroform and 0.021molKI is added into solution to process iodination reaction, after simple treatment bromo-iodobenzene crude product (which the bromo-iodobenzene HPLC purity 98.4%) is obtained, total yield after purification is 80%, increases by 15% than before improved. The product processes structural characterization by IR and 1HNMR. The improved method can greatly improve the purity of the crude product, this avoids the trouble of going through the column, this method is safe and easy to operate, easy to control the process, cost is lower, it is more suitable for the preparation of 1-Bromo-4-iodobenzene.
Unit: Heilongjiang University of Chemistry and Materials Science
Author: Guo Jing Bai Xuefeng Lvhong Fei

Uses

1. 1-Bromo-4-iodobenzene is used for organic synthesis.
2. Used as substrate for copper-free Sonogashira coupling reaction in aqueous acetone.
3. For the synthesis of β,β-dibromostyrene.

Chemical Properties

white to brown cryst. powder, crystals or needles

Uses

suzuki reaction

Uses

1-Bromo-4-iodobenzene has been employed:

  • as reagent for in situ desilylation and coupling of silylated alkynes
  • as starting reagent in the total syntheses of ent-conduramine A and ent-7-deoxypancratistatin (alkaloids)
  • as substrate in copper-free Sonogashira coupling in aqueous acetone
  • in synthesis of β,β,dibromostyrenes

General Description

Vapour pressure as a function of temperature for 1-bromo-4-iodobenzene has been studied using a diaphragm manometer and torsion mass-loss effusion.

Synthesis

The p-bromoiodobenzene was synthesized by diazotization and iodination using industrial p-bromoaniline as raw material. The better synthesis conditions: firstly, 0.02 mol of p-bromoaniline was dissolved in 20% sulfuric acid, and reacted with 0.021 mol of NaNO2 to form p-bromobenzene diazonium sulfate at -10 , and then chloroform and 0.021 mol of KI were added to the solution for iodine substitution, and then p-bromoiodobenzene was obtained as a crude product after simple post-processing (in which the purity was 98.4%), and the total yield after purification was 80%, which was better than that of the improved synthesis. 98.4%), and the total yield reached 80% after purification, which was 15% higher than that before improvement. The product was structurally characterized by IR and 1HNMR. The improved method greatly improved the purity of the crude product, avoided the trouble of passing through the column, was easy and safe to operate, easy to control the process, low cost, and more suitable for the preparation of p-bromoiodobenzene.
UnitSchool of Chemistry, Chemical Engineering and Materials, Heilongjiang University
AuthorGuo Jing, Bai Xuefeng, Lv Hongfei

673-40-5
589-87-7
Synthesis of 1-Bromo-4-iodobenzene from 4-BROMOBENZENEDIAZONIUM TETRAFLUOROBORATE
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View Lastest Price from 1-Bromo-4-iodobenzene manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-Bromo-4-iodobenzene pictures 2026-04-29 1-Bromo-4-iodobenzene
589-87-7
US $25.00 / KG 1KG 98%+ 300MT/year Speranza Chemical Co., Ltd.
1-Bromo-4-iodobenzene pictures 2026-04-23 1-Bromo-4-iodobenzene
589-87-7
US $0.00 / kg 1kg 99% 1 Nanjing Shunxiang Pharmaceutical Technology Co.,Ltd.
1-Bromo-4-iodobenzene pictures 2026-03-20 1-Bromo-4-iodobenzene
589-87-7
US $1.00 / KG 1KG 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
benzene,1-broMo-4-iodo- 1-BroMo-4-iodobenzene, 98% 25GR 1-Brom-4-iodobenzene 4-Bromoiodobenzene 99+% 4-BroMoiodobenzene, 97+% 4-BroMoiodoben The broMine iodobenzene 4-Bromoiodobenzene p-Bromoiodobenzene 4-Bromo-1-iodobenzene for synthesis 4-Bromophenyl iodide 4-Iodo-1-bromobenzene 4-Iodophenyl bromide 1,4-bromoiodobenzene 4-Bromoiodobenzene 98% Vortioxetine Impurity 53 4-IODOBROMOBENZENE 4-BROMO-1-IODOBENZENE 1-BROMO-4-IODOBENZENE 1-bromo-4-iodo-benzen p-Bromophenyl iodide p-Iodobromobenzene P-BROMOIODOBENZENE 1-bromo-4-oiodobenzene 1-Bromo-4-iodobenzene,98% p-Bromoiodobenzene 1-Bromo-4-Iodo Benzene p-Bromiodobenzene 1-BROMO-IODOBENZENE 1-Bromo-4-Iodobenzene>99% 1-Bromo-4-iodobenzene, 97+% 1-Bromo-4-iodobenzene > 4- Bromiodobenzene 1-Bromo-4-iodobenzene ISO 9001:2015 REACH 4-Bromoiodobenzene CAS 4-Bromiodobenzene (4-Bromiodobenzene) 1-Brom-4-iodbenzol 4-BROMOIODOBENZENE 589-87-7 C6H4BrI ARYL HALIDE Organic Building Blocks Halogenated Hydrocarbons Building Blocks Aryl C6 Building Blocks Chemical Synthesis Halogenated Hydrocarbons Organic Building Blocks alkyl Iodine|alkyl bromide Halogenated benzene series Miscellaneous Benzene derivates Bromine Compounds Iodine Compounds Light yellow crystalline powder Aryl Halogenated Hydrocarbons bc0001