丁香醛

Description

4-Hydroxy-3,5-dimethoxybenzaldehyde is identified by CAS 134-96-3, molecular formula C9H10O4 and molecular weight 182.06 g/mol. UNII 2ZR01KTT21; ChEBI 67380; InChIKey KCDXJAYRVLXPFO-UHFFFAOYSA-N.

Identification

CAS Registry Number	134-96-3
PubChem CID	8655
Molecular formula	C9H10O4
Molecular weight	182.06 g/mol
IUPAC name	4-hydroxy-3,5-dimethoxybenzaldehyde
InChIKey	KCDXJAYRVLXPFO-UHFFFAOYSA-N
UNII (FDA)	2ZR01KTT21
ChEBI ID	CHEBI:67380
FEMA number	4049
JECFA number	1878

Computed Descriptors

Molecular Weight	182.17
XLogP3	0
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	3
Exact Mass	182.05790880
Monoisotopic Mass	182.05790880
Topological Polar Surface Area	55.8
Heavy Atom Count	13
Formal Charge	0

Physical description & handling notes

• Pale yellow solid; [Merck Index]
• Very pale green needles; Alcoholic aroma
• Insoluble in water
• Soluble (in ethanol)

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Floral 4-HYDROXY-3,5-DIMETHOXY BENZALDEHYDE

GHS Hazard Classification

Reported hazard statements	H302 (97.6%), H315 (100%), H319 (100%), H335

Documented Uses

• Widely distributed in plants. [Merck Index] Used as flavoring agent or adjuvant; [FDA]
• Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
• Flavoring Agents -> JECFA Flavorings Index
• Benzaldehyde, 4-hydroxy-3,5-dimethoxy-: ACTIVE

Synonyms

SYRINGALDEHYDE; 134-96-3; 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; 2ZR01KTT21; NSC-41153; 2,6-DIMETHOXY-4-FORMYLPHENOL; DTXSID2059643; FEMA NO. 4049; CHEBI:67380; SYAL

Frequently Asked Questions

What are the CAS number and molecular formula of 4-Hydroxy-3,5-dimethoxybenzaldehyde?

CAS 134-96-3; molecular formula C9H10O4; molecular weight 182.06 g/mol.

What other names is 4-Hydroxy-3,5-dimethoxybenzaldehyde known by?

SYRINGALDEHYDE, 134-96-3, 4-Hydroxy-3,5-dimethoxybenzaldehyde, 3,5-Dimethoxy-4-hydroxybenzaldehyde, Syringic aldehyde, Syringylaldehyde.

What is the regulatory status of 4-Hydroxy-3,5-dimethoxybenzaldehyde?

Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; Flavoring Agents.

Is 4-Hydroxy-3,5-dimethoxybenzaldehyde classified as hazardous?

Hazard statements reported: H302, H315, H319, H335.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.