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Aromatic building blocks

Syringaldehyde

Also known as 4-Hydroxy-3,5-dimethoxybenzaldehyde, 3,5-Dimethoxy-4-hydroxybenzaldehyde, Syringic aldehyde

CAS 134-96-3Formula C9H10O4Molar mass 182.18 g/molEC 205-167-5
GHS signal word: Warning. Pictograms: Harmful or irritant 39 suppliers listed
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Syringaldehyde chemical structure, C9H10O4, CAS 134-96-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
134-96-3
Formula
C9H10O4
Molar mass
182.18 g/mol
EC number
205-167-5
HS code
291249
Category
Aromatic building blocks

What is Syringaldehyde?

Plain description, key identifiers and synonyms

Syringaldehyde is a hydroxybenzaldehyde that is 4-hydroxybenzaldehyde substituted by methoxy groups at positions 3 and 5. Isolated from Pisonia aculeata and Panax japonicus var. major, it exhibits hypoglycemic activity. It has a role as a hypoglycemic agent and a plant metabolite. It is a hydroxybenzaldehyde and a dimethoxybenzene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-hydroxy-3,5-dimethoxybenzaldehyde
CAS number
134-96-3 CAS number cross-checked
EC number
205-167-5
Molecular formula
C9H10O4
UNII
2ZR01KTT21
MDL number
MFCD00006943
InChIKey
KCDXJAYRVLXPFO-UHFFFAOYSA-N
InChI
InChI=1S/C9H10O4/c1-12-7-3-6(5-10)4-8(13-2)9(7)11/h3-5,11H,1-2H3
SMILES (canonical and isomeric)
COC1=CC(=CC(=C1O)OC)C=O

Synonyms

  • 4-Hydroxy-3,5-dimethoxybenzaldehyde
  • 3,5-Dimethoxy-4-hydroxybenzaldehyde
  • Syringic aldehyde
  • Syringylaldehyde
  • Benzaldehyde, 4-hydroxy-3,5-dimethoxy-
  • Syringealdehyde
  • Gallaldehyde 3,5-dimethyl ether
  • 2,6-Dimethoxy-4-formylphenol
  • SYAL
  • 4-H-3,5-DMBA
  • Springaldehyde
  • 4-hydroxy-3,5-dimethoxy-benzaldehyde
  • 3,5-Dimethoxy-4-hydroxybenzene carbonal
  • Cedar aldehyde
  • Benzaldehyde, 3,5-dimethoxy-4-hydroxy-
  • 4-Hydroksy-3,5-dwumetoksybenzaldehyd
  • 3,5-dimethoxy-4-oxidanyl-benzaldehyde
  • syringaldehye
  • not relevant
  • Syringe aldehyde
  • 3,5-Dimethoxy-4-Hydroxy-Benzaldehyde
  • Syringaldehyde, 98%
  • Syringaldehyde (Standard)
  • Syringaldehyde, >=98%, FG
  • 86220_FLUKA
Show all 33 synonyms
  • Syringaldehyde, analytical standard
  • 35-Dimethoxy-4-hydroxybenzaldehyde
  • Benzaldehyde,5-dimethoxy-4-hydroxy-
  • 4-hydroxy-3,5-dimethoxy benzaldehyde
  • 3,5-Dimethoxy-4-hydroxy benzaldehyde
  • 4-Formyl-2,6-dimethoxyphenol
  • Syringaldehyde, Vetec(TM) reagent grade, 98%
  • 3,5-Dimethoxy-4-hydroxybenzaldehyde, pure

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
182.18 g/molcalc.
Exact mass
182.0579 Dacalc.
LogP (octanol/water)
1.22calc.
Topological polar surface area
55.76 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
13calc.
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

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (19)
  • 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.
  • 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).
  • P330Rinse mouth.
  • 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

Syringaldehyde suppliers

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

All 39 suppliers
30 of 30 offers

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Where suppliers are based

39 suppliers in 10 countries

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Syringaldehyde 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

Roles

  • eukaryotic metabolite
  • hypoglycemic agent
  • metabolite
  • pharmaceutical
  • plant metabolite

Functional uses

  • Flavouring and nutrient
  • Fragrance

Regulatory status

Inventories, regulations and trade controls that list this substance

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 Syringaldehyde 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 Syringaldehyde is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Syringaldehyde?

Syringaldehyde is a hydroxybenzaldehyde that is 4-hydroxybenzaldehyde substituted by methoxy groups at positions 3 and 5. Isolated from Pisonia aculeata and Panax japonicus var. major, it exhibits hypoglycemic activity. It has a role as a hypoglycemic agent and a plant metabolite.

What is the CAS number of Syringaldehyde?

The CAS registry number of Syringaldehyde is 134-96-3.

What is the molecular formula and weight of Syringaldehyde?

The molecular formula of Syringaldehyde is C9H10O4 and its molar mass is 182.18 g/mol.

What is Syringaldehyde used for?

Known uses and roles of Syringaldehyde include building blocks in research and laboratory, screening compounds in research and laboratory, eukaryotic metabolite, hypoglycemic agent, metabolite and 4 more.

Is Syringaldehyde hazardous?

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

What is the HS code of Syringaldehyde?

Syringaldehyde 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 Syringaldehyde?

CompoundList lists 39 suppliers of Syringaldehyde in China, United States, Canada, Czech Republic and 6 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Syringaldehyde in India?

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

What is the price of Syringaldehyde?

Suppliers quote Syringaldehyde 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 Syringaldehyde

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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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