Description

3-Formyl-5-Methyl-1H-Indole-2-Carboxylic Acid CAS NO 842971-74-8 is a high-purity, functionalized indole derivative serving as a critical advanced intermediate in organic synthesis. This compound matters for its role as a versatile building block, enabling the construction of complex molecular architectures with precise functionalization. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators that leverage the indole scaffold.
• Material Science: Serves as a monomer or functional additive in the research of advanced polymers and organic electronic materials.
• Academic & Contract Research: Employed in medicinal chemistry programs and as a standard for analytical method development in academic and CRO settings.
• Dye & Pigment Synthesis: Acts as a starting material for creating novel heterocyclic dyes and colorants.

Basic Information

Product Name	3-Formyl-5-Methyl-1H-Indole-2-Carboxylic Acid
CAS No.	842971-74-8
Molecular Formula	C11H9NO3
Molecular Weight	203.19 g/mol
Synonyms	5-Methyl-3-formyl-1H-indole-2-carboxylic acid; 1H-Indole-2-carboxylic acid, 3-formyl-5-methyl-; 842971-74-8; 5-Methyl-1H-indole-2-carboxylic acid-3-carboxaldehyde; 3-Carboxy-5-methylindole-2-carboxaldehyde
EINECS	Contact for details

Quality Control

Our 3-Formyl-5-Methyl-1H-Indole-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your research and development requirements.

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). This material is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
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.