Description

2-Oxaspiro[3.5]Nonane-7-Carboxylic Acid is a high-purity, advanced pharmaceutical intermediate featuring a unique spirocyclic oxetane scaffold. This compound is valued for its role in modulating the physicochemical properties of active pharmaceutical ingredients (APIs), particularly in enhancing metabolic stability and solubility. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel therapeutic agents and crop protection products.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly for oncology, antiviral, and central nervous system (CNS) therapies.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides, leveraging its spirocyclic structure for bioactivity.
• Material Science Research: Serves as a monomer or precursor for developing specialized polymers with unique thermal or mechanical properties.
• Academic & Industrial R&D: A valuable reagent for medicinal chemistry programs focused on structure-activity relationship (SAR) studies and lead optimization.
• Custom Synthesis: The foundation for producing tailored derivatives and analogs for client-specific research projects.

Basic Information

Product Name	2-Oxaspiro[3.5]Nonane-7-Carboxylic Acid
CAS No.	1416323-16-4
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	7-Carboxy-2-oxaspiro[3.5]nonane; 2-Oxaspiro[3.5]nonane-7-carboxylic acid; Spiro[oxetane-2,1'-cyclopentane]-3'-carboxylic acid; Oxaspiro[3.5]nonane-7-carboxylic acid; 1416323-16-4; 7-Carboxy-2-oxaspiro[3,5]nonane
EINECS	Contact for details

Quality Control

Every batch of 2-Oxaspiro[3.5]Nonane-7-Carboxylic Acid is manufactured under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high standards required for advanced synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment. Our quality protocols are designed to support cGMP and ISO guidelines for pharmaceutical intermediates.

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 incompatible materials such as strong acids, bases, and oxidizing agents. For long-term storage, consider inert atmosphere conditions to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Water Content (KF)	≤ 0.5% w/w

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