Description

5-Hydroxyindole is a versatile heterocyclic aromatic compound that serves as a crucial synthetic intermediate and building block in advanced organic chemistry. Its indole core structure makes it a valuable precursor for the synthesis of complex molecules, including pharmaceuticals, agrochemicals, and fine chemicals. This high-purity material is essential for research and development laboratories, pharmaceutical manufacturers, and specialty chemical producers seeking reliable, high-quality raw materials for their synthesis pipelines.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting neurological and psychiatric conditions.
• Agrochemical Synthesis: Used in the research and production of novel pesticides and herbicides due to its bioactive indole scaffold.
• Biochemical Research: Serves as a precursor or standard in metabolic pathway studies and the investigation of serotonin-related biochemical processes.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and other specialty chemicals where the indole structure imparts specific properties.
• Material Science: Investigated as a monomer or component in the development of advanced organic electronic materials and polymers.

Basic Information

Product Name	5-Hydroxyindole
CAS No.	1953-54-5
Molecular Formula	C8H7NO
Molecular Weight	133.15 g/mol
Synonyms	5-Hydroxy-1H-indole; 1H-Indol-5-ol; 5-Indolol; 5-Hydroxyindole; 5-HI; 5-Hydroxyindol; 5-Oxyindole; 5-Hydroxy-2,3-benzopyrrole
EINECS	217-809-8

Quality Control

Our 5-Hydroxyindole is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including identification, assay, and impurity profiling via techniques such as HPLC, GC, and NMR spectroscopy. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring material traceability and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or an opaque secondary container until use.

Specification

Item	Specification
Appearance	Off-white to light tan powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	125 - 130 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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