ChemicalBook >> CAS DataBase List >>1,4-Dihydroxy-2-naphthoic acid
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
- Molecular Weight:
- 204.18
- MDL Number:
- MFCD00010370
- MOL File:
- 31519-22-9.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 01:01:51
| 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) |
| FDA UNII | 1U77MR5Q7O |
| EPA Substance Registry System | 2-Naphthalenecarboxylic acid, 1,4-dihydroxy- (31519-22-9) |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P302+P352-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| 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 |
|||||||||
| NFPA 704 |
|
1,4-Dihydroxy-2-naphthoic acid price More Price(41)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 281255 | 1,4-Dihydroxy-2-naphthoic acid 97% | 31519-22-9 | 25g | $88.6 | 2026-04-30 | Buy |
| TCI Chemical | D2296 | 1,4-Dihydroxy-2-naphthoic Acid >98.0%(HPLC)(T) | 31519-22-9 | 25g | $49 | 2026-04-30 | Buy |
| Biosynth | FD37009 | 1,4-Dihydroxy-2-naphthoic acid | 31519-22-9 | 50g | $181.5 | 2026-06-04 | Buy |
| Biosynth | FD37009 | 1,4-Dihydroxy-2-naphthoic acid | 31519-22-9 | 100g | $345 | 2026-06-04 | Buy |
| Biosynth | FD37009 | 1,4-Dihydroxy-2-naphthoic acid | 31519-22-9 | 250g | $687.5 | 2026-06-04 | Buy |
1,4-Dihydroxy-2-naphthoic acid Chemical Properties, Uses, 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
Global Suppliers ( 231)
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Shanghai Kaisai Chemical Co., Ltd | 021-33516722 13701817765 | kaisaichem@163.com | China | 4604 | 58 |
| Shanghai Arbor Chemical Co., Ltd. | 021-60451683 15021268886 | sales@arborchemical.com | China | 765 | 55 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| Meryer (Shanghai) Chemical Technology Co., Ltd. | 4006356688 18621169109 | market03@meryer.com | China | 40202 | 62 |
| Alfa Aesar | 400-6106006 | saleschina@alfa-asia.com | China | 30103 | 84 |
| TAIYUAN RHF CO.,LTD. | +86 351 7031519 | sales@RHFChem.com | China | 2334 | 56 |
| TCI (Shanghai) Development Co., Ltd. | 021-67121386 | Sales-CN@TCIchemicals.com | China | 24512 | 81 |
| Pure Chemistry Scientific Inc. | 001-857-928-2050 or 1-888-588-9418 | sales@chemreagents.com | United States | 10174 | 62 |
| Shanghai Hanhong Scientific Co.,Ltd. | 021-54306202 13764082696 | info@hanhongsci.com | China | 42917 | 64 |
| Maya High Purity Chemicals | +86 (573) 82222445 (0)18006601000 452520369 | sales@maya-r.com | China | 11693 | 57 |
View Latest Price from 1,4-Dihydroxy-2-naphthoic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-06-27 | 1,4-Dihydroxy-2-naphthoic acid
31519-22-9
|
1KG | 99% | 500000kg | Hebei Chuanghai Biotechnology Co., Ltd | ||
 |
2024-07-21 | 1,4-Dihydroxy-2-naphthoic acid
31519-22-9
|
$1.00 | 1Kg | 98% | 20T | Shaanxi Dideu Medichem Co. Ltd | |
 |
2020-01-13 | 1,4-Dihydroxy-2-naphthoic acid
3159-22-9
|
$1.00 | 1KG | 99% | 100KG | Career Henan Chemical Co |
-
- 1,4-Dihydroxy-2-naphthoic acid
31519-22-9
- $0.00
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
-
- 1,4-Dihydroxy-2-naphthoic acid
31519-22-9
- $1.00
- 98%
- Shaanxi Dideu Medichem Co. Ltd
-
- 1,4-Dihydroxy-2-naphthoic acid
3159-22-9
- $1.00
- 99%
- Career Henan Chemical Co
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DHNA
31519-22-9
3159-22-9
HO2C10H5CO2H
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
