Description

3,4-Dihydro-2H-Pyrano[2,3-C]Pyridine-6-Carboxylic Acid is a high-purity heterocyclic carboxylic acid building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs). Pharmaceutical R&D teams, agrochemical innovators, and specialty chemical manufacturers need this material for its versatile reactivity and potential to introduce the fused pyranopyridine scaffold into target molecules.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in the development of new-generation herbicides and fungicides that leverage its unique heterocyclic structure.
• Ligand Synthesis: Serves as a precursor for creating complex chelating ligands in catalysis and material science.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying enzyme function and biological pathways.
• Advanced Material Development: A starting material for creating organic electronic materials and photoactive compounds.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs and research organizations for bespoke synthesis projects requiring this specific scaffold.

Basic Information

Product Name	3,4-Dihydro-2H-Pyrano[2,3-C]Pyridine-6-Carboxylic Acid
CAS No.	527681-62-5
Molecular Formula	C9H9NO3
Molecular Weight	179.17 g/mol
Synonyms	6-Carboxy-3,4-dihydro-2H-pyrano[2,3-c]pyridine; 2H-Pyrano[2,3-c]pyridine-6-carboxylic acid, 3,4-dihydro-; 3,4-Dihydro-2H-pyrano[2,3-c]pyridine-6-carboxylic acid; Pyrano[2,3-c]pyridine-6-carboxylic acid derivative; Fused pyranopyridine carboxylic acid; CAS 527681-62-5
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-2H-Pyrano[2,3-C]Pyridine-6-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, 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, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 2.0%
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.