Description

Diethyl 1,4-Dioxaspiro[4.4]Nonane-8,8-Dicarboxylate is a high-value, protected dicarboxylate ester derivative that serves as a versatile and critical synthetic intermediate in advanced organic synthesis. Its spirocyclic acetal-protected structure offers exceptional stability and selectivity, enabling the controlled introduction of functional groups in complex molecule construction. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing active pharmaceutical ingredients (APIs) and novel chemical entities.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of complex drug molecules, including spirocyclic and bridged-ring compounds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides with specific stereochemical requirements.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and performance materials requiring precise molecular architecture.
• Academic & R&D: A valuable reagent in medicinal chemistry and methodology development for constructing challenging carbon frameworks.
• Polymer Chemistry: Potential monomer or cross-linking agent for creating specialty polymers with unique thermal and mechanical properties.
• Chiral Synthesis: The prochiral center allows for use in asymmetric synthesis to create enantiomerically pure compounds.

Basic Information

Item	Details
Product Name	Diethyl 1,4-Dioxaspiro[4.4]Nonane-8,8-Dicarboxylate
CAS No.	1557247-15-0
Molecular Formula	C14H22O6
Molecular Weight	286.32 g/mol
Synonyms	8,8-Diethoxycarbonyl-1,4-dioxaspiro[4.4]nonane; Diethyl 1,4-Dioxaspiro[4.4]nonane-8,8-dicarboxylate; 1,4-Dioxaspiro[4.4]nonane-8,8-dicarboxylic Acid Diethyl Ester; Ethyl 1,4-Dioxaspiro[4.4]nonane-8,8-dicarboxylate; Spiro[1,3-dioxolane-2,9'-bicyclo[3.3.1]nonane]-8',8'-dicarboxylic Acid Diethyl Ester
EINECS	Contact for details

Quality Control

Our Diethyl 1,4-Dioxaspiro[4.4]Nonane-8,8-Dicarboxylate is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with each shipment, detailing all critical quality attributes. We support cGMP and ISO standards for pharmaceutical and industrial applications, ensuring reliable supply for your most demanding projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
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.