Description

1-Cyclopropyl-1H-Indazole-5-Carbaldehyde is a high-value, functionalized indazole derivative serving as a critical synthetic intermediate. Its core value lies in providing a versatile aldehyde handle and a cyclopropyl-substituted indazole scaffold for advanced molecular construction. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to build novel active ingredients targeting a range of therapeutic areas and crop protection solutions.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel small-molecule drug candidates, particularly in oncology, neurology, and immunology research.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the biological activity of the indazole core.
• Chemical Biology Probe Synthesis: Serves as a precursor for creating molecular probes to study enzyme function and biological pathways.
• Material Science Research: Potential monomer or precursor for the synthesis of specialized polymers and organic electronic materials.
• Academic & Contract Research: Utilized in university and CRO laboratories for methodological development and exploratory synthetic chemistry.
• Custom Synthesis & Scale-Up: Foundation for the custom manufacturing of complex, high-value target molecules for client-specific projects.

Basic Information

Product Name	1-Cyclopropyl-1H-Indazole-5-Carbaldehyde
CAS No.	1935241-89-6
Molecular Formula	C11H10N2O
Molecular Weight	186.21 g/mol
Synonyms	1-Cyclopropyl-1H-indazole-5-carboxaldehyde; 5-Formyl-1-cyclopropyl-1H-indazole; 1-Cyclopropyl-5-formylindazole; 1-Cyclopropyl-1H-indazole-5-carbaldehyde; 1-Cyclopropylindazole-5-carbaldehyde; 1935241-89-6; 1-Cyclopropyl-1H-indazol-5-yl-methanone (tautomer)
EINECS	Contact for details

Quality Control

Our 1-Cyclopropyl-1H-Indazole-5-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, 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 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 and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
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.