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Cosmetic antioxidants

Formononetin

Also known as Biochanin B, Formononetol, 7-Hydroxy-4'-methoxyisoflavone

CAS 485-72-3Formula C16H12O4Molar mass 268.27 g/molEC 207-623-9
GHS signal word: Warning. Pictograms: Harmful or irritant 83 suppliers listed
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Formononetin chemical structure, C16H12O4, CAS 485-72-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
485-72-3
Formula
C16H12O4
Molar mass
268.27 g/mol
EC number
207-623-9
HS code
293299
Category
Cosmetic antioxidants

What is Formononetin?

Plain description, key identifiers and synonyms

Formononetin is a member of the class of 7-hydroxyisoflavones that is 7-hydroxyisoflavone substituted by a methoxy group at position 4'. It has a role as a plant metabolite and a phytoestrogen. It is a member of 4'-methoxyisoflavones and a member of 7-hydroxyisoflavones. It is functionally related to a daidzein. It is a conjugate acid of a formononetin(1-).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
7-hydroxy-3-(4-methoxyphenyl)chromen-4-one
CAS number
485-72-3 CAS number cross-checked
EC number
207-623-9
Molecular formula
C16H12O4
UNII
295DQC67BJ
MDL number
MFCD00016948
INCI name
FORMONONETIN
InChIKey
HKQYGTCOTHHOMP-UHFFFAOYSA-N
InChI
InChI=1S/C16H12O4/c1-19-12-5-2-10(3-6-12)14-9-20-15-8-11(17)4-7-13(15)16(14)18/h2-9,17H,1H3
SMILES (canonical and isomeric)
COC1=CC=C(C=C1)C2=COC3=C(C2=O)C=CC(=C3)O

Synonyms

  • Biochanin B
  • Formononetol
  • 7-Hydroxy-4'-methoxyisoflavone
  • 7-hydroxy-3-(4-methoxyphenyl)chromen-4-one
  • Flavosil
  • Myconate
  • Neochanin
  • Mycotech
  • 4'-O-methyldaidzein
  • 7-hydroxy-4'-methoxy-isoflavone
  • 7-hydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one
  • 4H-1-Benzopyran-4-one, 7-hydroxy-3-(4-methoxyphenyl)-
  • 7-Hydroxy-3-(4-methoxyphenyl)-4H-1-benzopyran-4-one
  • formononetine
  • Isoflavone, 7-hydroxy-4'-methoxy-
  • 7-Hydroxy-3-(4-methoxyphenyl)-4-benzopyrone
  • 7-Hydroxy-3-(4-methoxyphenyl)chromone
  • Neochanin, Flavosil, NEOCHANIN, Formononetol
  • 7-hydroxy-3-(4-methoxyphenyl)-4H-benzopyran-4-one
  • Fermononetin
  • Formoononetin,
  • Neochanin,
  • Biochanin B,
  • Formononetin (FOR)
  • Formononetin (Standard)
Show all 28 synonyms
  • Daidzein 4-methyl ether
  • DivK1c_006319
  • Formononetin, analytical standard

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
268.27 g/molcalc.
Exact mass
268.0736 Dacalc.
LogP (octanol/water)
3.17calc.
Topological polar surface area
59.67 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
2calc.
Heavy atoms
20calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.06calc.
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=c1c(-c2ccccc2)coc2ccccc12

O=c1c(-c2ccccc2)coc2ccccc12

3 rings, 17 atoms, the Isoflavone ring system.

954 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

Formononetin suppliers

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

All 83 suppliers
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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

83 suppliers in 14 countries

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Formononetin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Cosmetic ingredient, INCI name FORMONONETIN(antioxidant, skin protecting, skin conditioning - miscellaneous)

Pharmacological actions

  • Phytoestrogens

Roles

  • agonist
  • bone density conservation agent
  • estrogen
  • eukaryotic metabolite
  • hormone
  • metabolite
  • molecular messenger
  • pharmaceutical
  • phytoestrogen
  • plant metabolite
  • sex hormone

Functional uses

  • Antioxidant
  • Humectant
  • Softener and conditioner

Cosmetic functions

  • Antioxidant
  • Skin conditioning - miscellaneous
  • 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 Formononetin 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 Formononetin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Formononetin?

Formononetin is a member of the class of 7-hydroxyisoflavones that is 7-hydroxyisoflavone substituted by a methoxy group at position 4'. It has a role as a plant metabolite and a phytoestrogen. It is a member of 4'-methoxyisoflavones and a member of 7-hydroxyisoflavones. It is functionally related to a daidzein.

What is the CAS number of Formononetin?

The CAS registry number of Formononetin is 485-72-3.

What is the molecular formula and weight of Formononetin?

The molecular formula of Formononetin is C16H12O4 and its molar mass is 268.27 g/mol.

What is Formononetin used for?

Known uses and roles of Formononetin include antioxidants in cosmetics and personal care, skin conditioning agents in cosmetics and personal care, agonist, bone density conservation agent, estrogen and 14 more.

Is Formononetin hazardous?

Formononetin 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 Formononetin?

Formononetin 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 Formononetin?

CompoundList lists 83 suppliers of Formononetin in China, United States, United Kingdom, Hong Kong and 10 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 Formononetin?

Suppliers quote Formononetin 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 Formononetin

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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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