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Flavonoids and polyphenols

4-Bromo-2'-hydroxychalcone

Also known as 3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one, (E)-3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one, (2E)-3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one

CAS 16635-18-0Formula C15H11BrO2Molar mass 303.16 g/molEC 653-199-7
GHS hazard pictograms. Pictograms: Hazardous to the environment
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4-Bromo-2'-hydroxychalcone chemical structure, C15H11BrO2, CAS 16635-18-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
16635-18-0
Formula
C15H11BrO2
Molar mass
303.16 g/mol
EC number
653-199-7
HS code
291479
Category
Flavonoids and polyphenols

What is 4-Bromo-2'-hydroxychalcone?

Plain description, key identifiers and synonyms

4-Bromo-2'-hydroxychalcone is a chemical substance with the molecular formula C15H11BrO2 and a molar mass of 303.16 g/mol. Its CAS registry number is 16635-18-0. The IUPAC name is (E)-3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one
CAS number
16635-18-0Other or deprecated CAS: 65786-14-3
EC number
653-199-7
Molecular formula
C15H11BrO2
MDL number
MFCD00113851
InChIKey
RBCJPKVEKWAARH-JXMROGBWSA-N
InChI
InChI=1S/C15H11BrO2/c16-12-8-5-11(6-9-12)7-10-15(18)13-3-1-2-4-14(13)17/h1-10,17H/b10-7+
Canonical SMILES
O=C(C=Cc1ccc(Br)cc1)c1ccccc1O
Isomeric SMILES
C1=CC=C(C(=C1)C(=O)/C=C/C2=CC=C(C=C2)Br)O

Synonyms

  • 3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one
  • (E)-3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one
  • (2E)-3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one
  • 2-Propen-1-one, 3-(4-bromophenyl)-1-(2-hydroxyphenyl)-, (E)-
  • 2'-Hydroxy-4-bromochalcone
  • Chalcone, 4-bromr-2'-hydroxy-
  • Propenone, 3-(4-bromophenyl)-1-(2-hydroxyphenyl)-
  • (2E)-3-(4-Bromophenyl)-1-(2-hydroxyphenyl)-2-propen-1-one
  • (2E)-3-(4-Bromophenyl)-1-(2-hydroxyphenyl)-2-propen-1-one #
  • (E)-3-(4-Bromophenyl)-1-(2-hydroxyphenyl)-2-propen-1-one

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
303.16 g/molcalc.
Exact mass
301.9942 Dacalc.
LogP (octanol/water)
4.05calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
18calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
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, O=C(C=Cc1ccccc1)c1ccccc1

O=C(C=Cc1ccccc1)c1ccccc1

2 rings, 16 atoms.

2,316 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (3)
  • P273Avoid release to the environment.
  • P391Collect spillage.
  • 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

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4-Bromo-2'-hydroxychalcone price

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 4-Bromo-2'-hydroxychalcone is traded under.

HS 2914.79Indicative HS code

Halogenated, sulphonated, nitrated or nitrosated derivatives, other

World exports in 2024
$558M
−12.1% vs 2023, imports $608M
2019 to 2024
Top exporters
  1. China41.2%
  2. India * partner reported28.7%
  3. Germany16.7%
Top importers
  1. United States29.1%
  2. Italy9.9%
  3. Switzerland * partner reported8.8%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about 4-Bromo-2'-hydroxychalcone, based on the data on this page

What is 4-Bromo-2'-hydroxychalcone?

4-Bromo-2'-hydroxychalcone is a chemical substance with the molecular formula C15H11BrO2 and a molar mass of 303.16 g/mol. Its CAS registry number is 16635-18-0. The IUPAC name is (E)-3-(4-bromophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one.

What is the CAS number of 4-Bromo-2'-hydroxychalcone?

The CAS registry number of 4-Bromo-2'-hydroxychalcone is 16635-18-0. Other or deprecated CAS numbers: 65786-14-3.

What is the molecular formula and weight of 4-Bromo-2'-hydroxychalcone?

The molecular formula of 4-Bromo-2'-hydroxychalcone is C15H11BrO2 and its molar mass is 303.16 g/mol.

Is 4-Bromo-2'-hydroxychalcone hazardous?

4-Bromo-2'-hydroxychalcone has a GHS hazard classification. Main hazards: toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 4-Bromo-2'-hydroxychalcone?

4-Bromo-2'-hydroxychalcone is usually classified under HS code 291479 (Halogenated, sulphonated, nitrated or nitrosated derivatives, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 4-Bromo-2'-hydroxychalcone?

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What is the price of 4-Bromo-2'-hydroxychalcone?

Suppliers quote 4-Bromo-2'-hydroxychalcone 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

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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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