Description

5-Oxa-2-Aza-Spiro[3.5]Nonane Hemioxalate is a high-value, heterocyclic building block featuring a unique spirocyclic structure. This compound is of significant interest for its role as a key synthetic intermediate in advanced pharmaceutical research and development. It is primarily utilized by medicinal chemists and process R&D teams in the pharmaceutical and agrochemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and metabolic disease targets.
• Agrochemical Synthesis: Used in the research and development of new herbicides and fungicides, leveraging its spirocyclic scaffold.
• Chemical Biology Probe Development: Serves as a scaffold for creating tool compounds to study biological pathways and protein function.
• Material Science Research: Investigated as a monomer or building block for novel polymers with specific thermal or mechanical properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological development and exploration of new chemical space.

Basic Information

Product Name	5-Oxa-2-Aza-Spiro[3.5]Nonane Hemioxalate
CAS No.	1523571-01-8
Molecular Formula	C9H13NO5
Molecular Weight	215.20 g/mol
Synonyms	5-Oxa-2-azaspiro[3.5]nonane hemioxalate; 2-Aza-5-oxaspiro[3.5]nonane oxalic acid salt (1:0.5); Spiro[3.5]nonane-2-aza-5-one hemioxalate; 1-Oxa-4-azaspiro[4.4]nonane hemioxalate (alternative numbering); Oxazaspiro[3.5]nonane hemioxalate; 1523571-01-8; 5-Oxa-2-azaspiro[3.5]nonane, 9CI
EINECS	Contact for details

Quality Control

Our 5-Oxa-2-Aza-Spiro[3.5]Nonane Hemioxalate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and KF for moisture content, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, consistency, and reliability.

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). The compound is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if possible to maintain long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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