CompoundList
Sign in
Aldehydes and ketones

Homovanillin

Also known as 2-(4-hydroxy-3-methoxyphenyl)acetaldehyde, HMPAL, (4-Hydroxy-3-methoxyphenyl)acetaldehyde

CAS 5703-24-2Formula C9H10O3Molar mass 166.18 g/mol
1 supplier listed
Get quotes See the supplier
Homovanillin chemical structure, C9H10O3, CAS 5703-24-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5703-24-2
Formula
C9H10O3
Molar mass
166.18 g/mol
HS code
291249
Category
Aldehydes and ketones

What is Homovanillin?

Plain description, key identifiers and synonyms

(4-hydroxy-3-methoxyphenyl)acetaldehyde is a member of phenylacetaldehydes and an alpha-CH2-containing aldehyde. It has a role as a mouse metabolite and a human metabolite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(4-hydroxy-3-methoxyphenyl)acetaldehyde
CAS number
5703-24-2 CAS number cross-checked
Molecular formula
C9H10O3
UNII
UR4FHW3APJ
MDL number
MFCD08703370
InChIKey
GOQGGGANVKPMNH-UHFFFAOYSA-N
InChI
InChI=1S/C9H10O3/c1-12-9-6-7(4-5-10)2-3-8(9)11/h2-3,5-6,11H,4H2,1H3
SMILES (canonical and isomeric)
COC1=C(C=CC(=C1)CC=O)O

Synonyms

  • 2-(4-hydroxy-3-methoxyphenyl)acetaldehyde
  • HMPAL
  • (4-Hydroxy-3-methoxyphenyl)acetaldehyde
  • Benzeneacetaldehyde, 4-hydroxy-3-methoxy-
  • 3-Methoxy-4-hydroxyphenylacetaldehyde
  • 4-hydroxy-3-methoxybenzeneacetaldehyde
  • 2-(4-hydroxy-3-methoxy-phenyl)acetaldehyde
  • Ethanal, 2-(4-hydroxy-3-methoxyphenyl)
  • 3-Methoxy-4-hydroxybenzeneacetaldehyde
  • 2-(4-hydroxy-3-methoxyphenyl) Ethanal
  • 4-hydroxy-3-methoxy-Benzeneacetaldehyde

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
166.18 g/molcalc.
Exact mass
166.063 Dacalc.
LogP (octanol/water)
1.14calc.
Topological polar surface area
46.53 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
3calc.
Heavy atoms
12calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.22calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Homovanillin suppliers

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

See the supplier
  • AbovChem LLC
    United States, CranburyUnclaimed profile
    HomovanillinGrade, purity and minimum order on request
    Price on request
    View

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

1 supplier in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Homovanillin 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Roles

  • animal metabolite
  • eukaryotic metabolite
  • human metabolite
  • mammalian metabolite
  • metabolite
  • mouse metabolite

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 Homovanillin is traded under.

HS 2912.49Indicative HS code

Aldehyde-alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen…

World exports in 2024
$159M
−9.6% vs 2023, imports $171M
2019 to 2024
Top exporters
  1. China36.7%
  2. India * partner reported27.5%
  3. Germany13.9%
Top importers
  1. China16.0%
  2. United States15.7%
  3. India * partner reported9.6%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Homovanillin?

(4-hydroxy-3-methoxyphenyl)acetaldehyde is a member of phenylacetaldehydes and an alpha-CH2-containing aldehyde. It has a role as a mouse metabolite and a human metabolite.

What is the CAS number of Homovanillin?

The CAS registry number of Homovanillin is 5703-24-2.

What is the molecular formula and weight of Homovanillin?

The molecular formula of Homovanillin is C9H10O3 and its molar mass is 166.18 g/mol.

What is Homovanillin used for?

Known uses and roles of Homovanillin include building blocks in research and laboratory, screening compounds in research and laboratory, animal metabolite, eukaryotic metabolite, human metabolite and 3 more.

Is Homovanillin hazardous?

No GHS hazard classification for Homovanillin is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Homovanillin?

Homovanillin is usually classified under HS code 291249 (Aldehyde-alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Homovanillin?

CompoundList lists 1 supplier of Homovanillin in United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Homovanillin?

Suppliers quote Homovanillin 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 Homovanillin

Get quotes for Homovanillin

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Homovanillin
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Homovanillin with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/homovanillin-5703-24-2" title="Homovanillin structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Aldehydes and ketones or HS code 291249

1 supplier
Free quotes, contact stays private
Get quotes