Description

1,3-Dioxepane-5-Carboxaldehyde, 2-Methyl- (9Ci) is a specialized heterocyclic aldehyde building block of significant interest in advanced organic synthesis. Its core value lies in its bifunctional reactivity, offering both a protected aldehyde group and a cyclic acetal moiety within a single molecule, which is crucial for constructing complex molecular architectures. This compound is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those requiring complex heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its unique structure can contribute to specific biological activity.
• Fine Chemical Production: Acts as a versatile building block for creating specialty chemicals, flavors, and fragrances requiring specific stereochemistry.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent in the development of specialty polymers with tailored properties.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry, including new cyclization and functionalization reactions.
• Material Science: Investigated for use in the synthesis of advanced organic materials and ligands for catalysis.

Basic Information

Product Name	1,3-Dioxepane-5-Carboxaldehyde, 2-Methyl- (9Ci)
CAS No.	109991-75-5
Molecular Formula	C7H12O3
Molecular Weight	144.17 g/mol
Synonyms	2-Methyl-1,3-dioxepane-5-carboxaldehyde; 5-Formyl-2-methyl-1,3-dioxepane; 2-Methyl-1,3-dioxepane-5-carbaldehyde; (2-Methyl-1,3-dioxepan-5-yl)methanal; 109991-75-5; 2-Methyl-5-carbaldehyde-1,3-dioxepane
EINECS	Contact for details

Quality Control

Our 1,3-Dioxepane-5-Carboxaldehyde, 2-Methyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Due to its sensitivity to oxidation, the container should be kept sealed and purged with inert gas after each use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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