Description

5-Amino-4-Bromo-3-Hydroxy (1H)Indazole is a high-purity, multi-functional heterocyclic building block of significant importance in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of novel pharmaceuticals and agrochemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, biotechnology, and agrochemical industries for creating targeted active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of kinase inhibitors, anticancer agents, and other biologically active heterocyclic compounds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its reactive bromo and amino sites.
• Material Science: Serves as a building block for organic electronic materials, dyes, and pigments.
• Chemical Biology: Employed as a probe or linker in the design of molecular tools and biochemical sensors.
• Academic & Contract Research: Essential for methodological studies and novel synthetic route exploration in university and CRO laboratories.
• Custom Synthesis: A versatile starting material for contract manufacturing organizations (CMOs) producing client-specific advanced intermediates.

Basic Information

Product Name	5-Amino-4-Bromo-3-Hydroxy (1H)Indazole
CAS No.	1000344-11-5
Molecular Formula	C7H6BrN3O
Molecular Weight	228.05 g/mol
Synonyms	4-Bromo-5-amino-3-hydroxy-1H-indazole; 3-Hydroxy-4-bromo-5-aminoindazole; 1H-Indazol-3-ol, 5-amino-4-bromo-; 5-Amino-4-bromo-1H-indazol-3-ol; ABHI; 4-Bromo-5-aminoindazol-3-ol
EINECS	Contact for details

Quality Control

Our 5-Amino-4-Bromo-3-Hydroxy (1H)Indazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability, consistency, and reliability for your critical synthetic applications.

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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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