Description

5-Methyl-3-(1H)Indazole Carboxaldehyde is a versatile and high-value heterocyclic building block, essential for advanced organic synthesis. Its core value lies in its reactive aldehyde group and indazole scaffold, enabling the construction of complex molecular architectures. This compound is critically needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of kinase inhibitors, receptor antagonists, and other small-molecule drug candidates targeting various therapeutic areas.
• Agrochemical Research: Used to develop novel fungicides, herbicides, and plant growth regulators by serving as a core heterocyclic component.
• Material Science: Acts as a monomer or functionalizing agent in the creation of specialty polymers, ligands for catalysis, and organic electronic materials.
• Chemical Biology: Employed in the design and synthesis of molecular probes, fluorescent tags, and enzyme inhibitors for biochemical research.
• Custom Synthesis & Contract Manufacturing: A fundamental starting material for custom synthesis projects and the scale-up of proprietary compounds.

Basic Information

Product Name	5-Methyl-3-(1H)Indazole Carboxaldehyde
CAS No.	518987-35-4
Molecular Formula	C9H8N2O
Molecular Weight	160.17 g/mol
Synonyms	5-Methyl-1H-indazole-3-carboxaldehyde; 5-Methyl-1H-indazole-3-carbaldehyde; 3-Formyl-5-methyl-1H-indazole; 5-Methylindazole-3-carboxaldehyde; 5-Methyl-3-indazolecarboxaldehyde; 518987-35-4; 5-Methyl-3-carbaldehyde-1H-indazole
EINECS	Contact for details

Quality Control

Every batch of 5-Methyl-3-(1H)Indazole Carboxaldehyde is produced and tested under a strict quality management system. Our products undergo rigorous quality testing, including HPLC, NMR, and mass spectrometry, to ensure compliance with industry standards and customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is available upon request.

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). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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