Description

1-Oxa-9-Azaspiro[5.5]Undecane is a versatile heterocyclic building block featuring a unique spirocyclic structure combining oxa and aza functionalities. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced material sectors for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a crucial scaffold in the research and development of new active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and other therapeutic agents.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its spirocyclic structure for enhanced biological activity.
• Ligand and Catalyst Development: Acts as a precursor for designing specialized ligands in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the synthesis of advanced polymers and functional materials with specific chemical and physical properties.
• Chemical Biology Probes: Utilized as a core structure for developing molecular probes and tools to study biological systems and pathways.

Basic Information

Product Name	1-Oxa-9-Azaspiro[5.5]Undecane
CAS No.	42578-08-5
Molecular Formula	C9H17NO
Molecular Weight	155.24 g/mol
Synonyms	1-Oxa-9-azaspiro[5.5]undecane; 9-Aza-1-oxaspiro[5.5]undecane; 1-Oxa-9-azaspiro(5.5)undecane; Spiro[1-oxa-9-azacycloundecane]; 1-Oxa-9-azaspiro[5,5]undecane; 1-Oxa-9-azaspiro(5,5)undecane; 42578-08-5; 1-Oxa-9-azaspiro[5.5]undecane
EINECS	Contact for details

Quality Control

Our 1-Oxa-9-Azaspiro[5.5]Undecane is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for purity, residual solvents, and related substances are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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