5,6-Dihydroxyindole

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Category:Pharmaceutical Materials   MOQ:100KG  Shipped directly from China

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Introduction

CAS Number: 3131-52-0

Molecular Formula: C8H7NO2

Molecular Weight: 149.15 g/mol

Appearance: Light yellow to white powder

Usage: Mainly used as a hair dye due to its ability to produce lasting and fade-resistant coloration.

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Category Details
Chemical Name 5.6-Dihydroxyindole
Synonyms Indole-5.6-diol; 5.6-Indolenediol; 5.6-Dihydroxy-1H-indole
CAS Number 487-90-7
Molecular Formula C8H7NO2
Molecular Weight 153.15 g/mol
Appearance White to light brown solid powder at room temperature and pressure
Melting Point 140°C (decomposes)
Solubility Insoluble in petroleum ether; soluble in hot water and N,N-dimethylformamide, dimethyl sulfoxide
Stability Stable in crystalline form; readily oxidizes to a melanin-like substance in mild alkaline solutions
Chemical Properties 5.6-Dihydroxyindole is a nitrogen-containing heterocyclic compound with both a six-membered benzene ring and a five-membered nitrogen-containing ring. The phenolic hydroxyl groups in its structure exhibit acidic properties and can be converted into corresponding phenolate anions under the action of weak alkaline substances.
Applications – Acts as an important intermediate in the synthesis of melanin, which is formed in biological bodies through a series of enzymatic catalytic oxidation reactions of tyrosine, with 5.6-dihydroxyindole being a key intermediate.
– Used in cosmetics and hair care products as a permanent hair dye. It penetrates hair, undergoes oxidative polymerization, and forms colored macromolecules that are fixed in the hair.
– Serves as an intermediate in the synthesis of some amino acids, alkaloids, and tryptamines, and exhibits good dyeing effects on keratin fibers.
Safety Information Handle with caution. Store in a cool, dry place away from heat, sparks, and open flames. Follow proper safety procedures and wear appropriate protective equipment when handling this chemical.

 

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