Description

1H-Indazole-3-Carboxylic Acid, 4-Formyl- is a high-purity, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key precursor for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel drug candidates, particularly those targeting kinase inhibition and other enzyme-related pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its reactive aldehyde and carboxylic acid functional groups.
• Ligand Synthesis: Serves as a precursor for creating complex chelating ligands used in catalysis and material science.
• Peptidomimetics & Bioisosteres: The indazole core is a valuable scaffold for designing peptide mimics and bioisosteric replacements in medicinal chemistry.
• Fluorescent Probe Development: Utilized in the synthesis of specialized dyes and molecular probes for biochemical sensing and imaging.
• Academic & Contract Research: A valuable reagent for universities and CROs (Contract Research Organizations) exploring new chemical space and reaction methodologies.

Basic Information

Product Name	1H-Indazole-3-Carboxylic Acid, 4-Formyl-
CAS No.	885519-90-4
Molecular Formula	C9H6N2O3
Molecular Weight	190.16 g/mol
Synonyms	4-Formyl-1H-indazole-3-carboxylic acid; 4-Formylindazole-3-carboxylic Acid; 1H-Indazole-3-carboxaldehyde, 4-formyl-; 4-Carboxy-1H-indazole-3-carboxaldehyde; 3-Carboxy-1H-indazole-4-carboxaldehyde
EINECS	Contact for details

Quality Control

Our 1H-Indazole-3-Carboxylic Acid, 4-Formyl- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound may be light-sensitive and hygroscopic; therefore, containers should be kept sealed under an inert atmosphere when not in use to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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