Description

Diethyl 7-Phenyl-6,8-Dioxaspiro[3.5]Nonane-2,2-Dicarboxylate is a high-purity, specialized organic compound featuring a unique spirocyclic and dioxane structure. This compound serves as a critical advanced intermediate in the synthesis of complex molecules, offering significant value in research and development. It is primarily sought by pharmaceutical R&D teams and fine chemical manufacturers for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the research and development of new active pharmaceutical ingredients (APIs), particularly for candidates with complex heterocyclic architectures.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, or insecticides where the spirocyclic moiety can contribute to unique biological activity.
• Material Science Research: Serves as a precursor for specialty polymers, ligands, or organic frameworks that require rigid, three-dimensional structural elements.
• Academic & Industrial R&D: Employed in synthetic chemistry laboratories for methodological studies, catalysis development, and exploring new chemical spaces.
• Fine Chemical Production: Utilized in the custom synthesis of high-value, low-volume chemicals for electronics, dyes, or perfumery.

Basic Information

Item	Details
Product Name	Diethyl 7-Phenyl-6,8-Dioxaspiro[3.5]Nonane-2,2-Dicarboxylate
CAS No.	142733-60-6
Molecular Formula	C19H24O6
Molecular Weight	348.39 g/mol
Synonyms	Diethyl 7-phenyl-6,8-dioxaspiro[3.5]nonane-2,2-dicarboxylate; 7-Phenyl-6,8-dioxaspiro[3.5]nonane-2,2-dicarboxylic Acid Diethyl Ester; Ethyl 7-Phenyl-6,8-dioxaspiro[3.5]nonane-2,2-dicarboxylate; Spiro(1,3-dioxane-5,1'-cyclopropane)-2,2-dicarboxylic Acid, 7-Phenyl-, Diethyl Ester; Diethyl 2,2-(7-Phenyl-6,8-dioxaspiro[3.5]nonane)dicarboxylate
EINECS	Contact for details

Quality Control

Our production of Diethyl 7-Phenyl-6,8-Dioxaspiro[3.5]Nonane-2,2-Dicarboxylate adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as identity, assay, and impurity profile. We support cGMP compliance for advanced intermediates and can provide material for regulatory filing support upon request.

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 bases and incompatible organic solvents. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (HPLC, Area %)	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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