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Pharmaceuticals and APIs

Chalcone

Also known as Benzalacetophenone, Benzylideneacetophenone, Chalkone

CAS 94-41-7Formula C15H12OMolar mass 208.26 g/molEC 202-330-2
GHS signal word: Warning. Pictograms: Harmful or irritant 88 suppliers listed Drug substance
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Chalcone chemical structure, C15H12O, CAS 94-41-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
94-41-7
Formula
C15H12O
Molar mass
208.26 g/mol
EC number
202-330-2
HS code
291439
Category
Pharmaceuticals and APIs

What is Chalcone?

Plain description, key identifiers and synonyms

Chalcone is a member of the class of chalcones that is acetophenone in which one of the methyl hydrogens has been replaced by a benzylidene group. It has a role as a plant metabolite. It is a member of chalcones and a member of styrenes.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-1,3-diphenylprop-2-en-1-one
CAS number
94-41-7 CAS number cross-checkedOther or deprecated CAS: 614-47-1
EC numbers
202-330-2, 210-383-8
Molecular formula
C15H12O
UNII
5S5A2Q39HX
MDL number
MFCD00003082
InChIKey
DQFBYFPFKXHELB-VAWYXSNFSA-N
InChI
InChI=1S/C15H12O/c16-15(14-9-5-2-6-10-14)12-11-13-7-3-1-4-8-13/h1-12H/b12-11+
Canonical SMILES
O=C(C=Cc1ccccc1)c1ccccc1
Isomeric SMILES
C1=CC=C(C=C1)/C=C/C(=O)C2=CC=CC=C2

Synonyms

  • Benzalacetophenone
  • Benzylideneacetophenone
  • Chalkone
  • Phenyl styryl ketone
  • Cinnamophenone
  • 1,3-Diphenyl-2-propen-1-one
  • (E)-1,3-diphenylprop-2-en-1-one
  • Styryl phenyl ketone
  • 3-Phenylacrylophenone
  • beta-Benzoylstyrene
  • 2-Propen-1-one, 1,3-diphenyl-
  • Benzylidene acetophenone
  • beta-Phenylacrylophenone
  • Phenyl 2-phenylvinyl ketone
  • Benzylidenecetophenone
  • alpha-Benzylideneacetophenone
  • 1,3-diphenylprop-2-en-1-one
  • Phenyl (E)-2-phenylethenyl ketone
  • (E)-1,3-Diphenyl-propenone
  • 1,3 Diphenyl 2 Propen 1 One
  • Chalcedony 8108
  • trans-Chalcone
  • (E)-Chalcone
  • (2E)-1,3-diphenylprop-2-en-1-one
  • 2-Benzalacetophenone
Show all 38 synonyms
  • 1,3-Diphenyl-2-propenone
  • 2-Benzylideneacetophenone
  • 1,3-Diphenylpropenone
  • 1-Benzoyl-2-phenylethene
  • Phenyl trans-styryl ketone
  • trans-Benzalacetophenone
  • 1-Benzoyl-1-phenylethene
  • (E)-Benzylideneacetophenone
  • 1-Phenyl-2-benzoylethylene
  • trans-Benzylideneacetophenone
  • Acrylophenone, 3-phenyl-
  • 1,3-Diphenyl-1-propen-3-one
  • (E)-1,3-Diphenyl-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
208.26 g/molcalc.
Exact mass
208.0888 Dacalc.
LogP (octanol/water)
3.58calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
3calc.
Heavy atoms
16calc.
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 signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (15)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • 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

Chalcone suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 88 suppliers
30 of 30 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

88 suppliers in 15 countries

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Chalcone price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Roles

  • enzyme inhibitor
  • eukaryotic metabolite
  • metabolite
  • plant metabolite

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • Active ingredient in FDA approved drug labels

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Chalcone is traded under.

HS 2914.39Indicative HS code

Aromatic ketones without other oxygen function, other

World exports in 2024
$207M
−12.1% vs 2023, imports $191M
2019 to 2024
Top exporters
  1. China61.4%
  2. India * partner reported12.4%
  3. Italy7.6%
Top importers
  1. India * partner reported11.9%
  2. Germany9.9%
  3. United States8.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Chalcone, based on the data on this page

What is Chalcone?

Chalcone is a member of the class of chalcones that is acetophenone in which one of the methyl hydrogens has been replaced by a benzylidene group. It has a role as a plant metabolite. It is a member of chalcones and a member of styrenes.

What is the CAS number of Chalcone?

The CAS registry number of Chalcone is 94-41-7. Other or deprecated CAS numbers: 614-47-1.

What is the molecular formula and weight of Chalcone?

The molecular formula of Chalcone is C15H12O and its molar mass is 208.26 g/mol.

What is Chalcone used for?

Known uses and roles of Chalcone include enzyme inhibitor, eukaryotic metabolite, metabolite and plant metabolite.

Is Chalcone hazardous?

Chalcone carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Chalcone?

Chalcone is usually classified under HS code 291439 (Aromatic ketones without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Chalcone?

CompoundList lists 88 suppliers of Chalcone in United States, China, Germany, United Kingdom and 11 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Chalcone in India?

2 suppliers in India list Chalcone on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Chalcone?

Suppliers quote Chalcone 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 Chalcone

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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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