Description

4-Chloro-2,3-Dihydro-1H-Indole Hydrochloride is a high-purity, versatile organic intermediate of significant importance in advanced chemical synthesis. This compound serves as a critical building block for the development of complex molecules, particularly in the pharmaceutical sector. It is primarily sought after by research institutions and manufacturers engaged in the creation of novel active pharmaceutical ingredients (APIs) and other fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex heterocyclic compounds and potential drug candidates, especially those targeting central nervous system (CNS) disorders.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its indole-based structure.
• Material Science: Acts as a monomer or functionalizing agent in the production of specialized polymers and advanced organic materials.
• Academic & R&D: Essential for medicinal chemistry research, process development, and exploring novel synthetic pathways in university and corporate laboratories.
• Dye & Pigment Synthesis: Serves as a building block for creating novel indole-derived colorants and functional dyes.

Basic Information

Product Name	4-Chloro-2,3-Dihydro-1H-Indole Hydrochloride
CAS No.	1251023-48-9
Molecular Formula	C8H9Cl2N
Molecular Weight	190.07 g/mol
Synonyms	4-Chloroindoline Hydrochloride; 4-Chloro-2,3-dihydro-1H-indole HCl; 1H-Indole, 4-chloro-2,3-dihydro-, hydrochloride; 4-Chloroindoline HCl; 4-Chloro-2,3-dihydroindole Hydrochloride; 4-Cl-indoline hydrochloride
EINECS	Contact for details

Quality Control

Our 4-Chloro-2,3-Dihydro-1H-Indole Hydrochloride is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, confirming compliance with customer specifications and industry best practices.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.