Description

2H-Pyran-2-Carboxamide, 3,4-Dihydro- CAS NO 49831-28-9 is a heterocyclic organic compound belonging to the dihydropyran carboxamide class, serving as a versatile and valuable synthetic intermediate. Its core value lies in its functionalized pyran ring structure, which makes it a critical building block for constructing more complex molecules in advanced chemical synthesis. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries, where it is used to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its heterocyclic scaffold.
• Fine Chemical Building Block: Employed in the production of specialty chemicals, dyes, and functional polymers.
• Academic & Industrial Research: Serves as a standard or starting material in organic chemistry research for method development and library synthesis.
• Material Science: Investigated for use in the development of advanced organic materials and ligands for catalysis.

Basic Information

Product Name	2H-Pyran-2-Carboxamide, 3,4-Dihydro-
CAS No.	49831-28-9
Molecular Formula	C6H9NO2
Molecular Weight	127.14 g/mol
Synonyms	3,4-Dihydro-2H-pyran-2-carboxamide; Dihydro-2H-pyran-2-carboxamide; 2-Carbamoyl-3,4-dihydro-2H-pyran; Tetrahydro-2H-pyran-2-carboxamide (related saturated form); 2-Pyrancarboxamide, 3,4-dihydro-; DHPCA; 49831-28-9
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-Carboxamide, 3,4-Dihydro- is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistent chemical identity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP principles where applicable to support our clients in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.