Description

2H-Pyran-4-Carboxaldehyde, 5,6-Dihydro-5,5-Dimethyl-2-Oxo- (9Ci) is a specialized heterocyclic aldehyde building block of significant interest in advanced organic synthesis. Its unique fused pyranone structure makes it a valuable precursor for constructing complex molecular architectures. This compound is primarily sought by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Serves as a core structure for developing new herbicides, fungicides, or plant growth regulators with enhanced efficacy.
• Fine Chemical Synthesis: Used in the preparation of complex flavors, fragrances, and advanced materials due to its reactive aldehyde and ketone functionalities.
• Academic & R&D: Employed in methodological studies and as a model compound for exploring new organic reactions and catalytic processes.
• Ligand and Catalyst Development: Its structure can be modified to create novel chelating ligands for metal catalysis or organocatalysts.

Basic Information

Product Name	2H-Pyran-4-Carboxaldehyde, 5,6-Dihydro-5,5-Dimethyl-2-Oxo- (9Ci)
CAS No.	330154-77-3
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	5,6-Dihydro-5,5-dimethyl-2-oxo-2H-pyran-4-carboxaldehyde; 5,5-Dimethyl-2-oxo-5,6-dihydro-2H-pyran-4-carbaldehyde; 4-Formyl-5,5-dimethyl-5,6-dihydro-2H-pyran-2-one; 5,5-Dimethyl-4-formyl-5,6-dihydro-2-pyrone; Dihydrodimethylpyranonecarboxaldehyde
EINECS	Contact for details

Quality Control

Every batch of 2H-Pyran-4-Carboxaldehyde, 5,6-Dihydro-5,5-Dimethyl-2-Oxo- (9Ci) is produced and tested under strict quality management protocols to ensure consistency and purity for research and development applications. Our products undergo rigorous quality testing, including chromatographic purity analysis and structural confirmation. A comprehensive Certificate of Analysis (COA) detailing identity, purity, 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, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.