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Flavonoids and polyphenols

Galangin

Also known as Norizalpinin, 3,5,7-Trihydroxyflavone, 3,5,7-triOH-Flavone

CAS 548-83-4Formula C15H10O5Molar mass 270.24 g/molEC 208-960-4
GHS signal word: Warning. Pictograms: Harmful or irritant 51 suppliers listed
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Galangin chemical structure, C15H10O5, CAS 548-83-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
548-83-4
Formula
C15H10O5
Molar mass
270.24 g/mol
EC number
208-960-4
HS code
293299
Category
Flavonoids and polyphenols

What is Galangin?

Plain description, key identifiers and synonyms

Galangin is a 7-hydroxyflavonol with additional hydroxy groups at positions 3 and 5 respectively, a growth inhibitor of breast tumor cells. It has a role as an antimicrobial agent, an EC 3.1.1.3 (triacylglycerol lipase) inhibitor and a plant metabolite. It is a trihydroxyflavone and a 7-hydroxyflavonol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3,5,7-trihydroxy-2-phenylchromen-4-one
CAS number
548-83-4 CAS number cross-checked
EC number
208-960-4
Molecular formula
C15H10O5
UNII
142FWE6ECS
MDL number
MFCD00006833
INCI name
GALANGIN
InChIKey
VCCRNZQBSJXYJD-UHFFFAOYSA-N
InChI
InChI=1S/C15H10O5/c16-9-6-10(17)12-11(7-9)20-15(14(19)13(12)18)8-4-2-1-3-5-8/h1-7,16-17,19H
SMILES (canonical and isomeric)
C1=CC=C(C=C1)C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O

Synonyms

  • Norizalpinin
  • 3,5,7-Trihydroxyflavone
  • 3,5,7-triOH-Flavone
  • 3,5,7-Trihydroxy-2-phenyl-4-benzopyrone
  • 4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-phenyl-
  • 3,5,7-trihydroxy-2-phenylchromen-4-one
  • Flavone, 3,5,7-trihydroxy-
  • 3,5,7-trihydroxy-2-phenyl-4H-benzopyran-4-one
  • 4H-Benzopyran-4-one, 3,5,7-trihydroxy-2-phenyl-
  • 3,5,7-Trihydroxy-2-phenyl-4H-chromen-4-one
  • 3,5,7-Trihydroxy-2-phenyl-4H-1-benzopyran-4-one
  • Galangin (Standard)
  • 5,7-Dihydroxyflavonol
  • 3,5,7-trihydroxy-2-phenyl-chromen-4-one
  • Norizalpinin, 3,5,7-Trihydroxyflavone
  • teptochrysin
  • 3,7-Trihydroxyflavone
  • Norizalpinin (Standard)
  • 3,5,7-Trihydroxy-Flavone
  • Galangin, autophagy inducing
  • 5-18-04-00567 (Beilstein Handbook Reference)
  • ACon1_000977
  • Galangin, autophagy inducing flavonoid
  • 3,5,7-tris(oxidanyl)-2-phenyl-chromen-4-one
  • 3,5,7-trihydroxy-2-phenyl-1-benzopyran-4-one
Show all 29 synonyms
  • 3,5,7-Trihydroxy-2-phenyl-4H-chromen-4-one #
  • 4H-1-Benzopyran-4-one,5,7-trihydroxy-2-phenyl-
  • 3,5,7-Trihydroxy-2-phenyl-4H-1-benzopyran-4-one, 9CI
  • 4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-phenyl- (9CI)

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
270.24 g/molcalc.
Exact mass
270.0528 Dacalc.
LogP (octanol/water)
2.58calc.
Topological polar surface area
90.9 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
1calc.
Heavy atoms
20calc.
Rings
3calc.
Aromatic rings
3calc.
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=c1cc(-c2ccccc2)oc2ccccc12

O=c1cc(-c2ccccc2)oc2ccccc12

3 rings, 17 atoms, the Flavone ring system.

2,273 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

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • 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.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • 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

Galangin suppliers

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

All 51 suppliers
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Where suppliers are based

51 suppliers in 8 countries

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Galangin 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

Cosmetic ingredient, INCI name GALANGIN(skin protecting)

Pharmacological actions

  • Mutagens

Roles

  • antimicrobial agent
  • enzyme inhibitor
  • eukaryotic metabolite
  • metabolite
  • plant metabolite

Functional uses

  • Humectant

Cosmetic functions

  • Skin protecting

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Galangin?

Galangin is a 7-hydroxyflavonol with additional hydroxy groups at positions 3 and 5 respectively, a growth inhibitor of breast tumor cells. It has a role as an antimicrobial agent, an EC 3.1.1.3 (triacylglycerol lipase) inhibitor and a plant metabolite. It is a trihydroxyflavone and a 7-hydroxyflavonol.

What is the CAS number of Galangin?

The CAS registry number of Galangin is 548-83-4.

What is the molecular formula and weight of Galangin?

The molecular formula of Galangin is C15H10O5 and its molar mass is 270.24 g/mol.

What is Galangin used for?

Known uses and roles of Galangin include skin conditioning agents in cosmetics and personal care, antimicrobial agent, enzyme inhibitor, eukaryotic metabolite, metabolite and 4 more.

Is Galangin hazardous?

Galangin carries the GHS signal word "Warning". Main hazards: causes skin irritation, 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 Galangin?

Galangin is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Galangin?

CompoundList lists 51 suppliers of Galangin in China, United States, United Kingdom, Switzerland and 4 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Galangin?

Suppliers quote Galangin 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 Galangin

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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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