1,4-Dihydroxy-2-naphthoic acid

Product Name: 1,4-Dihydroxy-2-naphthoic acid
CAS No.: 31519-22-9
Chemical Name: 1,4-Dihydroxy-2-naphthoic acid
Synonyms: DHNA;1,4-dihydroxy-2-naphthoate;4-Dihydroxy-2-naphthoic acid;1,4-Hydroxy-2-naphthoic acid;1,4-Dihydroxy-2-naphtoic acid;1,4-Dohydroxy-2-naphthoic acid;1,4-DIHYDROXY-2-NAPHTHOIC ACID;1,4 -DIHYDOXY-2-NAPHTHOIC ACID;Aminolevulinic Acid Impurity 7;1,4-DIHYDROXY-2-NAPHTHALIC ACID
CBNumber: CB3183045
Molecular Formula: C11H8O4
Formula Weight: 204.18
MOL File: 31519-22-9.mol

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1,4-Dihydroxy-2-naphthoic acid Property

Melting point:: 220 °C (dec.) (lit.)
Boiling point:: 461.7±40.0 °C(Predicted)
Density: 1.535±0.06 g/cm3(Predicted)
storage temp.: Sealed in dry,Room Temperature
form: powder to crystal
pka: 2.89±0.30(Predicted)
color: White to Amber to Dark green
Water Solubility: Slightly soluble in water.
InChI: InChI=1S/C11H8O4/c12-9-5-8(11(14)15)10(13)7-4-2-1-3-6(7)9/h1-5,12-13H,(H,14,15)
InChIKey: VOJUXHHACRXLTD-UHFFFAOYSA-N
SMILES: C1(O)=C2C(C=CC=C2)=C(O)C=C1C(O)=O
CAS DataBase Reference: 31519-22-9(CAS DataBase Reference)
EPA Substance Registry System: 2-Naphthalenecarboxylic acid, 1,4-dihydroxy- (31519-22-9)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-37/39
WGK Germany: 3
TSCA: TSCA listed
HS Code: 29182900
Storage Class: 11 - Combustible Solids
Hazard Classifications: Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

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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

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: 281255
Product name: 1,4-Dihydroxy-2-naphthoic acid
Purity: 97%
Packaging: 25g
Price: $79.04
Updated: 2025/07/31

TCI Chemical

Product number: D2296
Product name: 1,4-Dihydroxy-2-naphthoic Acid
Purity: >98.0%(HPLC)(T)
Packaging: 25g
Price: $54
Updated: 2025/07/31

TRC

Product number: D454138
Product name: 1,4-Dihydroxy-2-naphthoic Acid
Packaging: 1g
Price: $55
Updated: 2021/12/16

Frontier Specialty Chemicals

Product number: JK919807
Product name: 1,4-Dihydroxy-2-naphthoic Acid
Purity: 98%
Packaging: 25g
Price: $56
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FD37009
Product name: 1,4-Dihydroxy-2-naphthoic acid
Packaging: 25g
Price: $65
Updated: 2021/12/16

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1,4-Dihydroxy-2-naphthoic acid Chemical Properties,Usage,Production

Chemical Properties

Lighte yellow powder

Uses

1,4-Dihydroxy-2-naphthoic acid from Propionibacterium freudenreichii is known to promote the proliferation of Bifidobacterium. It has potential therapeutic application for psoriasis treatment.

Definition

ChEBI: A naphthoic acid that is 2-naphthoic acid substituted by hydroxy groups at positions 1 and 4.

General Description

1,4-Dihydroxy-2-naphthoic acid from Propionibacterium freudenreichii is known to promote the proliferation of Bifidobacterium. It has potential therapeutic application for psoriasis treatment.

1,4-Dihydroxy-2-naphthoic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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1,4-Dihydroxy-2-naphthoic acid Suppliers

Americas 1 China 158 Europe 4 Germany 2 India 6 Japan 3 Slovakia 1 Switzerland 1 Ukraine 2 United Kingdom 15 United States 30 Global 223

Shanghai Kaisai Chemical Co., Ltd

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View Lastest Price from 1,4-Dihydroxy-2-naphthoic acid manufacturers

Hebei Chuanghai Biotechnology Co., Ltd

Product: 1,4-Dihydroxy-2-naphthoic acid 31519-22-9
Price: US $0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 500000kg
Release date: 2024-10-29

Shaanxi Dideu Medichem Co. Ltd

Product: 1,4-Dihydroxy-2-naphthoic acid 31519-22-9
Price: US $1.00/Kg
Min. Order: 1Kg
Purity: 98%
Supply Ability: 20T
Release date: 2024-07-20

Career Henan Chemical Co

Product: 1,4-Dihydroxy-2-naphthoic acid 3159-22-9
Price: US $1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 100KG
Release date: 2020-01-10

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31519-22-9

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Organic Building Blocks

Carbonyl Compounds

Carboxylic Acids

C11 to C12

Building Blocks

Intermediates of Dyes and Pigments

Naphthalene derivatives

C11 to C12

Carbonyl Compounds

Carboxylic Acids

bc0001

K00001