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Ethers, epoxides and acetals

2-(4-Bromophenyl)oxirane

Also known as p-Bromostyrene oxide, 4-Bromostyrene oxide, Oxirane, (4-bromophenyl)-

CAS 32017-76-8Formula C8H7BrOMolar mass 199.05 g/molEC 628-308-6
GHS signal word: Warning. Pictograms: Flammable, Harmful or irritant, Serious health hazard
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2-(4-Bromophenyl)oxirane chemical structure, C8H7BrO, CAS 32017-76-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
32017-76-8
Formula
C8H7BrO
Molar mass
199.05 g/mol
Physical form
Liquid
HS code
291090
Category
Ethers, epoxides and acetals
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is 2-(4-Bromophenyl)oxirane?

Plain description, key identifiers and synonyms

2-(4-Bromophenyl)oxirane is a chemical substance with the molecular formula C8H7BrO and a molar mass of 199.05 g/mol. Its CAS registry number is 32017-76-8.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(4-bromophenyl)oxirane
CAS number
32017-76-8 CAS number cross-checked
EC number
628-308-6
Molecular formula
C8H7BrO
MDL number
MFCD01656787
InChIKey
NNINSLOEPXEZOZ-UHFFFAOYSA-N
InChI
InChI=1S/C8H7BrO/c9-7-3-1-6(2-4-7)8-5-10-8/h1-4,8H,5H2
SMILES (canonical and isomeric)
C1C(O1)C2=CC=C(C=C2)Br

Synonyms

  • p-Bromostyrene oxide
  • 4-Bromostyrene oxide
  • Oxirane, (4-bromophenyl)-
  • (4-Bromophenyl)oxirane
  • 2-(4-Bromophenyl)oxirane, 96%
  • p-Bromostyrene 7,8-oxide
  • Oxirane, (p-bromophenyl)-
  • 1-Bromo-4-(epoxyethyl)benzene
  • Benzene, 1-bromo-4-(epoxyethyl)-
  • 2-(4-bromo-phenyl)-oxi
  • 2-(4-bromophenyl)-oxirane
  • 2-(4-bromo-phenyl)-oxirane
  • 4-17-00-00402 (Beilstein Handbook Reference)
  • (2R)-2-(4-bromophenyl)-oxirane

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
199.05 g/molcalc.
Exact mass
197.968 Dacalc.
LogP (octanol/water)
2.52calc.
Topological polar surface area
12.53 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
10calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.25calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc(C2CO2)cc1

c1ccc(C2CO2)cc1

2 rings, 9 atoms, the Styrene oxide ring system.

2,056 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H226Flammable liquid and vapour.
  • H302Harmful if swallowed.
  • H341Suspected of causing genetic defects.
Precautionary statements (18)
  • P203Obtain, read and follow all safety instructions before use.
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P318If exposed or concerned, get medical advice.
  • P330Rinse mouth.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

2-(4-Bromophenyl)oxirane suppliers

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2-(4-Bromophenyl)oxirane price

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 2-(4-Bromophenyl)oxirane is traded under.

HS 2910.90Indicative HS code

Epoxides with a three-membered ring and their halogenated, sulphonated, nitrated or nitrosated derivatives…

World exports in 2024
$467M
−2.9% vs 2023, imports $501M
2019 to 2024
Top exporters
  1. Netherlands24.5%
  2. China19.7%
  3. Japan18.8%
Top importers
  1. United States17.6%
  2. Germany16.3%
  3. China10.8%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 2-(4-Bromophenyl)oxirane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-(4-Bromophenyl)oxirane, based on the data on this page

What is 2-(4-Bromophenyl)oxirane?

2-(4-Bromophenyl)oxirane is a chemical substance with the molecular formula C8H7BrO and a molar mass of 199.05 g/mol. Its CAS registry number is 32017-76-8.

What is the CAS number of 2-(4-Bromophenyl)oxirane?

The CAS registry number of 2-(4-Bromophenyl)oxirane is 32017-76-8.

What is the molecular formula and weight of 2-(4-Bromophenyl)oxirane?

The molecular formula of 2-(4-Bromophenyl)oxirane is C8H7BrO and its molar mass is 199.05 g/mol.

What is 2-(4-Bromophenyl)oxirane used for?

Known uses and roles of 2-(4-Bromophenyl)oxirane include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 2-(4-Bromophenyl)oxirane hazardous?

2-(4-Bromophenyl)oxirane carries the GHS signal word "Warning". Main hazards: flammable liquid and vapour, harmful if swallowed, suspected of causing genetic defects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-(4-Bromophenyl)oxirane?

2-(4-Bromophenyl)oxirane is usually classified under HS code 291090 (Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-(4-Bromophenyl)oxirane?

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What is the price of 2-(4-Bromophenyl)oxirane?

Suppliers quote 2-(4-Bromophenyl)oxirane on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 2-(4-Bromophenyl)oxirane

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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