Description

9-Oxa-1,4-Diazaspiro[5.5]Undecane (9Ci) is a versatile spirocyclic organic compound featuring a unique heterocyclic structure containing both oxygen and nitrogen atoms. This molecular architecture makes it a valuable key intermediate and building block in advanced organic synthesis, particularly for the development of complex pharmaceuticals and agrochemicals. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates, particularly in central nervous system (CNS) and antiviral research.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides with spirocyclic motifs.
• Ligand and Catalyst Development: Serves as a precursor for creating complex chelating ligands and organocatalysts.
• Material Science Research: Employed in the synthesis of specialty polymers and advanced organic frameworks with specific electronic properties.
• Chemical Biology Probes: Utilized as a core structure for developing molecular probes and inhibitors for biological target studies.

Basic Information

Product Name	9-Oxa-1,4-Diazaspiro[5.5]Undecane (9Ci)
CAS No.	303802-17-7
Molecular Formula	C8H14N2O
Molecular Weight	154.21 g/mol
Synonyms	9-Oxa-1,4-diazaspiro[5.5]undecane; 1,4-Diaza-9-oxaspiro[5.5]undecane; 9-Oxa-1,4-diazaspiro[5.5]undecane (9CI); 303802-17-7; Spiro[1,4-oxazepane-5,1'-cyclopentane]; 1,4-Oxazepane, hexahydro-1-phenyl-, hydrochloride; 9-Oxa-1,4-diazaspiro[5,5]undecane
EINECS	Contact for details

Quality Control

Our 9-Oxa-1,4-Diazaspiro[5.5]Undecane (9Ci) is produced under strict quality management systems. Every batch undergoes rigorous analytical testing including HPLC, GC, NMR, and mass spectrometry to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to quality supports compliance in cGMP environments for pharmaceutical development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.