Description

tert-Butyl 9-Benzyl-5-Oxo-2,9-Diazaspiro[5.5]Undecane-2-Carboxylate is a high-purity, advanced pharmaceutical intermediate featuring a complex spirocyclic diaza scaffold. This compound is of significant value for medicinal chemistry research and development, serving as a critical building block for synthesizing novel bioactive molecules. It is primarily sought by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the development of new therapeutic agents, particularly within central nervous system (CNS) and other targeted drug discovery programs.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of new active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Building Block: Used for constructing complex molecular architectures in drug discovery, particularly for spirocyclic and diazepane-based compounds.
• Protease Inhibitor Research: Potential scaffold for the development of inhibitors targeting specific enzymes like proteases.
• CNS Drug Discovery: Employed in the synthesis of candidates for neurological and psychiatric disorders due to its diazaspiro structure.
• Chemical Biology Probes: Useful for creating tool compounds to study biological pathways and protein function.
• Custom Synthesis: Serves as a starting material for contract research organizations (CROs) and CDMOs performing bespoke synthetic routes.

Basic Information

Product Name	tert-Butyl 9-Benzyl-5-Oxo-2,9-Diazaspiro[5.5]Undecane-2-Carboxylate
CAS No.	1159982-58-7
Molecular Formula	C21H30N2O3
Molecular Weight	358.48 g/mol
Synonyms	2,9-Diazaspiro[5.5]undecane-2-carboxylic acid, 9-(phenylmethyl)-5-oxo-, 1,1-dimethylethyl ester; 9-Benzyl-5-oxo-2,9-diazaspiro[5.5]undecane-2-carboxylic acid tert-butyl ester; tert-Butyl 9-benzyl-5-oxo-2,9-diazaspiro[5.5]undecane-2-carboxylate; BOC-9-Benzyl-2,9-diazaspiro[5.5]undecan-5-one-2-carboxylate; 1159982-58-7; 9-Benzyl-5-oxo-2,9-diazaspiro[5.5]undecane-2-carboxylic acid 1,1-dimethylethyl ester
EINECS	Contact for details

Quality Control

Our tert-Butyl 9-Benzyl-5-Oxo-2,9-Diazaspiro[5.5]Undecane-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support development and cGMP-grade requirements for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The compound may be hygroscopic (moisture-sensitive); therefore, the container should be kept tightly sealed in a dry environment. For long-term storage, consider inert atmosphere conditions.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 3.0%

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