Description

1,3-Dioxepane-5-Carboxaldehyde, 2,2-Dimethyl-, (R)- (9Ci) is a high-purity chiral building block and aldehyde derivative of significant value in asymmetric synthesis. Its defined stereochemistry and protected aldehyde functionality make it a critical intermediate for constructing complex molecular architectures with precise stereocontrol. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel drug candidates, particularly in the development of antiviral, anti-inflammatory, or central nervous system (CNS) active compounds.
• Agrochemical Synthesis: Used in the production of advanced, stereospecific pesticides and herbicides where the (R)-configuration is crucial for biological activity.
• Asymmetric Catalysis Ligand Precursor: Serves as a starting material for the preparation of chiral ligands used in transition metal catalysis.
• Fine Chemical and Flavor/Fragrance Ingredient: Employed in the synthesis of complex, high-value aroma chemicals and specialty flavors requiring specific enantiomeric purity.
• Academic and R&D Laboratories: A valuable reagent for methodological development in organic synthesis and stereochemistry studies.
• Material Science Monomer: Potential use as a functional monomer for creating polymers with specific chiral or aldehyde-reactive properties.

Basic Information

Product Name	1,3-Dioxepane-5-Carboxaldehyde, 2,2-Dimethyl-, (R)- (9Ci)
CAS No.	191347-98-5
Molecular Formula	C8H14O3
Molecular Weight	158.20 g/mol
Synonyms	(R)-2,2-Dimethyl-1,3-dioxepane-5-carboxaldehyde; (5R)-2,2-Dimethyl-1,3-dioxepane-5-carbaldehyde; (R)-5-Formyl-2,2-dimethyl-1,3-dioxepane; 2,2-Dimethyl-1,3-dioxepane-5-carboxaldehyde, (R)-; (R)-5-Carbaldehyde-2,2-dimethyl-1,3-dioxepane; (R)-DDOA; (R)-Dimethyl Dioxepane Carboxaldehyde
EINECS	Contact for details

Quality Control

Our production of 1,3-Dioxepane-5-Carboxaldehyde, 2,2-Dimethyl-, (R)- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high enantiomeric purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, GC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with every shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This material is moisture-sensitive; keep the container tightly sealed under an inert atmosphere to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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