Description

2-Oxa-9-Azaspiro[5.5]Undecane Hcl is a high-purity, advanced pharmaceutical intermediate and building block of significant interest in modern organic synthesis. This compound matters for its role as a key structural motif in the development of novel active pharmaceutical ingredients (APIs), particularly in neurological and therapeutic agent research. Pharmaceutical R&D laboratories, fine chemical manufacturers, and academic research institutions need this material for constructing complex, bioactive molecules.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel drug candidates targeting the central nervous system.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization for new therapeutic agents.
• Organic Synthesis: Serves as a versatile spirocyclic scaffold for constructing complex heterocyclic compounds in academic and industrial research.
• Chemical Biology: Employed in the development of chemical probes and tool compounds for studying biological pathways.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs offering bespoke synthesis services.
• Reference Standard: Used as a high-purity analytical standard for method development and quality control in API manufacturing.

Basic Information

Product Name	2-Oxa-9-Azaspiro[5.5]Undecane Hcl
CAS No.	1956370-88-9
Molecular Formula	C9H17NO·HCl
Molecular Weight	191.70 g/mol
Synonyms	2-Oxa-9-azaspiro[5.5]undecane hydrochloride; 9-Aza-2-oxaspiro[5.5]undecane hydrochloride; 2-Oxa-9-azaspiro[5.5]undecane HCl; 2-Oxa-9-azaspiro[5.5]undecane, hydrochloride; Spiro[1,4-oxazepane-5,1'-cyclopentane] hydrochloride; 1-Oxa-4-azaspiro[4.5]decane hydrochloride (common misnomer); 2-Oxa-9-azaspiro[5.5]undecane monohydrochloride
EINECS	Contact for details

Quality Control

Our 2-Oxa-9-Azaspiro[5.5]Undecane Hcl is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and development. Each lot undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption, which can affect stability and handling properties.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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