1,7-Dihydroxynaphthalene

Product Name: 1,7-Dihydroxynaphthalene
CAS No.: 575-38-2
Chemical Name: 1,7-Dihydroxynaphthalene
Synonyms: naphthalene-1,7-diol;c.i.76635;1,7-Napthalenediol;phthalene-1,7-diol;1,7-NAPHTHALENEDIOL;1,7-Dihydroxynaphtha;1,7-NAPHTHALENEDIOL 97%;1,7-Dihydroxynaphthalin;1,7-DIHYDROXYNAPHTHALENE;7-hydroxy-naphtalen-1-ol
CBNumber: CB7726257
Molecular Formula: C10H8O2
Formula Weight: 160.17
MOL File: 575-38-2.mol

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1,7-Dihydroxynaphthalene Property

Melting point:: 180-184 °C (lit.)
Boiling point:: 246.06°C (rough estimate)
Density: 1.0924 (rough estimate)
refractive index: 1.5418 (estimate)
Flash point:: 252 °C
storage temp.: Sealed in dry,Room Temperature
solubility: DMSO (Slightly), Methanol (Slightly)
form: Solid
pka: 9.58±0.40(Predicted)
color: Beige to Dark Brown
Water Solubility: Slightly soluble in water.
λmax: 335nm(Cyclohexane)(lit.)
BRN: 1908499
Cosmetics Ingredients Functions: HAIR DYEING
InChI: 1S/C10H8O2/c11-8-5-4-7-2-1-3-10(12)9(7)6-8/h1-6,11-12H
InChIKey: ZUVBIBLYOCVYJU-UHFFFAOYSA-N
SMILES: Oc1ccc2cccc(O)c2c1
CAS DataBase Reference: 575-38-2(CAS DataBase Reference)
NIST Chemistry Reference: 1,7-Dihydroxynaphthalene(575-38-2)
EPA Substance Registry System: Napthalene-1,7-diol (575-38-2)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36-37/39-36/37
WGK Germany: 2
RTECS: QJ4746666
TSCA: TSCA listed
HS Code: 29072900
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

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: 535486
Product name: 1,7-Dihydroxynaphthalene
Purity: 97%
Packaging: 25g
Price: $218
Updated: 2025/07/31

TCI Chemical

Product number: D0592
Product name: 1,7-Dihydroxynaphthalene
Purity: >98.0%(GC)
Packaging: 25g
Price: $104
Updated: 2025/07/31

TCI Chemical

Product number: D0592
Product name: 1,7-Dihydroxynaphthalene
Purity: >98.0%(GC)
Packaging: 500g
Price: $1086
Updated: 2025/07/31

TRC

Product number: D454115
Product name: 1,7-Dihydroxynaphthalene
Packaging: 5g
Price: $50
Updated: 2021/12/16

TRC

Product number: D454115
Product name: 1,7-Dihydroxynaphthalene
Packaging: 10g
Price: $65
Updated: 2021/12/16

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1,7-Dihydroxynaphthalene Chemical Properties,Usage,Production

Chemical Properties

Yellowish to white powder. 1,7-Naphthalenediol [575-38-2], mp 181℃, is prepared by caustic fusion of 2-hydroxynaphthalene-8-sulfonic acid at 300℃ or by acid desulfonation of 2,8-dihydroxynaphthalene-6- sulfonic acid. It couples with diazotized anilines to form monoazo and disazo derivatives.

Uses

The preparation of 1,7-Dihydroxynaphthalene and its prompt characterization from its NMR data and peculiarities. Removal of dihydroxynaphthalenes from aqueous solution with the aid of an oxidoreductase polyphenol oxidase and biopolymer chitosan.

Application

1,7-Dihydroxynaphthalene is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.

1,7-Dihydroxynaphthalene Preparation Products And Raw materials

Raw materials

Preparation Products

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1,7-Dihydroxynaphthalene Suppliers

Americas 1 Belgium 1 China 179 Europe 3 Germany 2 India 8 Japan 3 Slovakia 1 Switzerland 2 The Netherlands 1 Ukraine 1 United Kingdom 14 United States 34 Global 250

J & K SCIENTIFIC LTD.

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Alfa Aesar

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Energy Chemical

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Syntechem Co.,Ltd

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Sichuan Kulinan Technology Co., Ltd

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View Lastest Price from 1,7-Dihydroxynaphthalene manufacturers

ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Product: 1,7-Naphthalenediol 575-38-2
Price: US $2.00-5.00/KG
Min. Order: 0.1KG
Purity: 99%
Supply Ability: g-kg-tons
Release date: 2025-07-10

WUHAN FORTUNA CHEMICAL CO., LTD

Product: 1,7-Dihydroxynaphthalene 575-38-2
Price: US $0.00/KG
Min. Order: 1KG
Purity: 98%min
Supply Ability: 30tons/month
Release date: 2023-01-29

Hebei Chuanghai Biotechnology Co., Ltd

Product: 1,7-Dihydroxynaphthalene 575-38-2
Price: US $30.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 10 mt
Release date: 2024-12-04

575-38-2, 1,7-DihydroxynaphthaleneRelated Search:

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c.i.76635

1,7-DIHYDROXYNAPHTHALENE

1,7-NAPHTHALENEDIOL

naphthalene-1,7-diol

1,7-Napthalenediol

1,7-NAPHTHALENEDIOL 97%

1,7-DihydroxylNaphthalene

1,7-Dihydroxynaphthalin

1,7-DIHYDROXYNAPHTHALENE 98%

1,7-Dihydroxy naphthylene

1.7-DIHYDROXYNAPHTHALENE pure

1,7-Dihydroxynaphthalene,98%

1,7-Dihydroxynaphtha

1,7-Dihydroxynaphthalene &gt

7-hydroxy-naphtalen-1-ol

phthalene-1,7-diol

575-38-2

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