Description

7-Phenyl-6,8-dioxaspiro[3.5]nonane-2-carboxylic acid is a high-value, multifunctional spirocyclic compound that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique structural framework, featuring a spiro center and a phenyl-substituted dioxane ring, makes it an essential building block for constructing complex molecular architectures. This compound is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas requiring complex spirocyclic scaffolds.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides, where the spiro structure can contribute to unique modes of action and improved environmental profiles.
• Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers, resins, and advanced organic frameworks with tailored thermal or mechanical properties.
• Chemical Synthesis: Acts as a versatile chiral building block or ligand precursor for asymmetric catalysis and the construction of complex natural product analogs.
• Academic & R&D: Employed in university and industrial research laboratories for methodological studies in organic synthesis and the exploration of new chemical spaces.

Basic Information

Product Name	7-Phenyl-6,8-dioxaspiro[3.5]nonane-2-carboxylic Acid
CAS No.	1639838-84-8
Molecular Formula	C15H16O4
Molecular Weight	260.29 g/mol
Synonyms	7-Phenyl-6,8-dioxaspiro[3.5]nonane-2-carboxylic acid; 2-Carboxy-7-phenyl-6,8-dioxaspiro[3.5]nonane; 6,8-Dioxaspiro[3.5]nonane-2-carboxylic acid, 7-phenyl-; Spiro[3.5]nonane-2-carboxylic acid, 7-phenyl-6,8-dioxa-
EINECS	Contact for details

Quality Control

Our 7-Phenyl-6,8-dioxaspiro[3.5]nonane-2-carboxylic acid is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We support custom synthesis and can tailor specifications to meet specific research or cGMP starting material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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