Description

2H-Pyran-5-Carboxylic Acid, 3,4-Dihydro-6-Methyl-, Hydrazide is a specialized heterocyclic building block and intermediate of significant interest in advanced organic synthesis. Its core value lies in its unique hydrazide functional group attached to a dihydropyran scaffold, making it a versatile precursor for the development of novel chemical entities. This compound is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for creating new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or plant growth regulators, leveraging its heterocyclic structure.
• Ligand and Catalyst Synthesis: Serves as a precursor for creating specialized ligands used in asymmetric catalysis or metal-organic frameworks (MOFs).
• Material Science: Potential intermediate for synthesizing functional polymers or organic electronic materials due to its conjugated system.
• Chemical Biology Probe Development: Utilized in creating molecular probes for studying enzyme function or biological pathways.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry, including cyclization and heterocycle formation reactions.

Basic Information

Product Name	2H-Pyran-5-Carboxylic Acid, 3,4-Dihydro-6-Methyl-, Hydrazide
CAS No.	857224-44-3
Molecular Formula	C7H12N2O2
Molecular Weight	156.18 g/mol
Synonyms	3,4-Dihydro-6-methyl-2H-pyran-5-carbohydrazide; 6-Methyl-3,4-dihydro-2H-pyran-5-carboxylic acid hydrazide; 2H-Pyran-5-carboxylic acid, 3,4-dihydro-6-methyl-, hydrazide; 5-Hydrazinylcarbonyl-6-methyl-3,4-dihydro-2H-pyran; Dihydro-6-methyl-2H-pyran-5-carbohydrazide
EINECS	Contact for details

Quality Control

Our 2H-Pyran-5-Carboxylic Acid, 3,4-Dihydro-6-Methyl-, Hydrazide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

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 hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent oxidation and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%

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