ChemicalBook > CAS DataBase List > 5-Hydroxyvanillin

5-Hydroxyvanillin

Product Name: 5-Hydroxyvanillin
CAS No.: 3934-87-0
Chemical Name: 5-Hydroxyvanillin
Synonyms: 3,4-DIHYDROXY-5-METHOXYBENZALDEHYDE;3,4-dihydroxy-5-methoxy benzyaldehyde;5-hydroxyvanillin;AKOS BBS-00007007;5-Hydroxyvanilline;5-Methoxyprotocatechualdehyde;5-methoxy-protocatechualdehyd;Protocatechualdehyde, 5-methoxy-;4,5-Dihydroxy-3-methoxybenzaldehyde;3-METHOXY-4,5-DIHYDROXYBENZALDEHYDE
CBNumber: CB4378653
Molecular Formula: C8H8O4
Formula Weight: 168.15
MOL File: 3934-87-0.mol

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5-Hydroxyvanillin Property

Melting point:: 131-134°C
Boiling point:: 339.9±37.0 °C(Predicted)
Density: 1.378±0.06 g/cm3(Predicted)
storage temp.: under inert gas (nitrogen or Argon) at 2-8°C
pka: 7.63±0.23(Predicted)
form: solid
color: Light grey/ brown
InChI: InChI=1S/C8H8O4/c1-12-7-3-5(4-9)2-6(10)8(7)11/h2-4,10-11H,1H3
InChIKey: RRKMWVISRMWBAL-UHFFFAOYSA-N
SMILES: C(=O)C1=CC(OC)=C(O)C(O)=C1
LogP: 1.050 (est)
CAS DataBase Reference: 3934-87-0(CAS DataBase Reference)
NIST Chemistry Reference: 3,4-Dihydroxy-5-methoxybenzaldehyde(3934-87-0)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36
WGK Germany: 3
RTECS: CU5620000
HS Code: 2912490090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 464120
Product name: 3,4-Dihydroxy-5-methoxybenzaldehyde
Purity: 96%
Packaging: 1g
Price: $71.4
Updated: 2025/07/31

Sigma-Aldrich

Product number: 464120
Product name: 3,4-Dihydroxy-5-methoxybenzaldehyde
Purity: 96%
Packaging: 5g
Price: $226
Updated: 2025/07/31

TCI Chemical

Product number: D4479
Product name: 3,4-Dihydroxy-5-methoxybenzaldehyde
Purity: min. 98.0 %
Packaging: 1G
Price: $146
Updated: 2025/07/31

TCI Chemical

Product number: D4479
Product name: 3,4-Dihydroxy-5-methoxybenzaldehyde
Purity: min. 98.0 %
Packaging: 5G
Price: $438
Updated: 2025/07/31

TRC

Product number: D480840
Product name: 3,4-Dihydroxy-5-methoxybenzaldehyde
Packaging: 1g
Price: $100
Updated: 2021/12/16

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5-Hydroxyvanillin Chemical Properties,Usage,Production

Chemical Properties

Crystallized. Melting point 130-131°C (132.5-134°C).

Uses

3,4-Dihydroxy-5-methoxybenzaldehyde may be used for the preparation of 3,4-dihydroxy-6-methoxy-β-nitrostyrene and 5-hydroxyconiferyl alcohol.

Synthesis Reference(s)

Synthetic Communications, 18, p. 507, 1988 DOI: 10.1080/00397918808060744

General Description

3,4-Dihydroxy-5-methoxybenzaldehyde can be obtained by reactting 5-iodovaniliin with sodium hydroxide and copper sulfate solution.

Synthesis

The bromination reaction of vanillal and bromine generate 5-bromovanillal, which is then reacted with sodium hydroxide solution under the participation of copper powder to give 5-Hydroxyvanillin.

5-Hydroxyvanillin Preparation Products And Raw materials

Raw materials

5-Bromovanillin Copper Vanillin

Preparation Products

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View Lastest Price from 5-Hydroxyvanillin manufacturers

Shaanxi Dideu Medichem Co. Ltd

Product: 5-Hydroxyvanillin 3934-87-0
Price: US $1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 20T
Release date: 2024-08-15

R&D Scientific Inc.

Product: 3,4-Dihydroxy-5-methoxybenzaldehyde 3934-87-0
Price: US $900.00/g
Min. Order: 1g
Purity: 97
Supply Ability: 500 Kg
Release date: 2024-03-20

Career Henan Chemical Co

Product: 5-Hydroxyvanillin 3934-87-0
Price: US $1.00/KG
Min. Order: 1KG
Purity: 90%-99.9%
Supply Ability: 500kg
Release date: 2019-07-12

3934-87-0, 5-HydroxyvanillinRelated Search:

Ellagic acid Syringic acid 3,4,5-Trimethoxy benzoic acid 3,4,5-Trimethoxybenzoyl chloride Acetosyringone 3',4',5'-TRIMETHOXYACETOPHENONE 3,4,5-Trimethoxybenzaldehyde 3,4,5-TRIMETHOXYBENZHYDRAZIDE Methyl 2-nitro-3,4,5-trimethoxybenzoate 3-Hydroxy-4,5-dimethoxybenzoic acid 3,4-Dimethoxy-5-hydroxybenzaldehyde Syringaldehyde Methyl 3,4,5-trimethoxybenzoate 3,4,5-TRIETHOXYBENZOIC ACID Methyl 2-amino-3,4,5-trimethoxybenzoate 3,7-Dimethyl-7-hydroxyoctanal Protocatechualdehyde Vanillin

5-Hydroxyvanilline

3,4-dihydroxy-5-methoxy-benzaldehyd

5-methoxy-protocatechualdehyd

5-Methoxyprotocatechualdehyde

Benzaldehyde, 3,4-dihydroxy-5-methoxy-

Protocatechualdehyde, 5-methoxy-

5-METHOXY-3,4-DIHYDROXYBENZALDEHYDE

5-hydroxyvanillin

3,4-DIHYDROXY-5-METHOXYBENZALDEHYDE

3-METHOXY-4,5-DIHYDROXYBENZALDEHYDE

4,5-Dihydroxy-3-methoxybenzaldehyde

3,4-dihydroxy-5-methoxy benzyaldehyde

AKOS BBS-00007007

3,4-Dihydroxy-5-methoxybenzaldehdye

5-Hydroxyvanillin ISO 9001：2015 REACH

3934-87-0

23934-87-0

HO2C6H2OCH3CHO

CH3OC6H2OH2CHO

Carbonyl Compounds

Building Blocks

Aldehydes

Organic Building Blocks

Benzaldehyde

Aldehydes

Carbonyl Compounds

FINE Chemical & INTERMEDIATES

Aromatic Aldehydes & Derivatives (substituted)