Description

Diethyl 5-Oxocyclooctane-1,1-Dicarboxylate is a high-purity, specialized organic building block of significant interest in advanced synthetic chemistry. This compound serves as a critical precursor for the construction of complex, strained ring systems and functionalized cyclic frameworks. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for the synthesis of novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of complex, biologically active molecules with strained ring pharmacophores.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides requiring specific cyclic ketone ester motifs.
• Organic Synthesis Building Block: Employed in ring-expansion reactions, annulation strategies, and the preparation of functionalized medium-sized rings (8-membered and larger).
• Material Science Precursor: Potential monomer or cross-linking agent for specialty polymers with unique thermal or mechanical properties derived from its bicyclic structure.
• Academic & R&D Laboratories: Essential for methodological development in synthetic organic chemistry, particularly studies involving dicarbonyl compounds and ring transformations.
• Flavor & Fragrance Intermediate: Can serve as a starting material for the synthesis of macrocyclic musk analogs and other complex odorants.

Basic Information

Product Name	Diethyl 5-Oxocyclooctane-1,1-Dicarboxylate
CAS No.	274255-51-5
Molecular Formula	C14H22O5
Molecular Weight	270.32 g/mol
Synonyms	5-Oxocyclooctane-1,1-dicarboxylic Acid Diethyl Ester; Diethyl 5-Oxocyclooctane-1,1-dicarboxylate; 1,1-Bis(ethoxycarbonyl)-5-oxocyclooctane; 5-Oxo-1,1-cyclooctanedicarboxylic Acid Diethyl Ester; Ethyl 5-Oxocyclooctane-1,1-dicarboxylate; Cyclooctane-1,1-dicarboxylic acid, 5-oxo-, diethyl ester
EINECS	Contact for details

Quality Control

Our Diethyl 5-Oxocyclooctane-1,1-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed to prevent moisture absorption and potential degradation. Store away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.