5,6-Dihydroxyindole CAS 3131-52-0

5,6-Dihydroxyindole (CAS 3131-52-0) Technical Guide

Table of Contents

• Product Overview
• Specifications & Comparative Analysis
• Industrial Applications
• Implementation Case Studies
• Verified Client Implementations
• Commercial Inquiry

Product Overview

5,6-Dihydroxyindole (CAS 3131-52-0), a heterocyclic organic compound with molecular formula C₈H₇NO₂ and molecular weight 149.15 g/mol, serves as a critical intermediate in permanent oxidative hair coloration systems. This dark brown crystalline powder exhibits limited stability (3-day shelf life at 2-8°C) and requires argon atmosphere protection during storage.

Specifications & Comparative Analysis

Industrial Applications

Primary Use: Melanin precursor in ammonia-free hair dyes (replaces carcinogenic p-phenylenediamine)

Secondary Applications:

• Antimicrobial additive in cosmetic formulations
• Intermediate for neuromelanin synthesis
• UV-protective coatings in premium sunscreens

Implementation Case Studies

Case 1: European haircare brand achieved 86% greyscale coverage using 2.8% 5,6-DHI concentration with 38% reduced scalp irritation compared to PPD-based formulas.

Case 2: Chinese manufacturer developed wash-resistant colorants by copolymerizing 5,6-DHI with acrylic monomers, demonstrating 120+ shampoo cycles color retention.

Verified Client Implementations

Client 1: Hypoallergenic Hair Co. (USA) – Incorporated 5,6-DHI in their SensiCare™ line, reporting 92% customer satisfaction rate for color intensity and comfort.

Client 2: NatureDye Labs (Germany) – Reduced wastewater treatment costs by 45% through biodegradable 5,6-DHI derivatives in ecological color systems.

Commercial Inquiry

Request technical datasheets or bulk pricing:

Email: info@vivalr.com
Tel: (86) 15866781826

Specify requirements:

• Required purity (97-99.9%)
• Monthly consumption volume
• Preferred packaging format