Description

3,9-Diazaspiro[5.5]Undecane, 3-Ethyl- is a specialized spirocyclic diamine compound with the CAS number 1260832-77-6. This versatile building block is valued for its unique bridged bicyclic structure, which imparts specific conformational rigidity and chemical functionality. It is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and metabolic disease targets.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where its spirocyclic core can enhance biological activity and stability.
• Ligand and Catalyst Development: Serves as a precursor for creating chelating ligands in asymmetric catalysis and metal-organic frameworks (MOFs).
• Polymer Modification: Can be incorporated into polymer backbones to modify thermal and mechanical properties for high-performance materials.
• Academic and R&D: Employed in fundamental organic chemistry research to study spirocyclic systems and develop new synthetic methodologies.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring complex, multi-functional amine chemistry.

Basic Information

Product Name	3,9-Diazaspiro[5.5]Undecane, 3-Ethyl-
CAS No.	1260832-77-6
Molecular Formula	C11H22N2
Molecular Weight	182.31 g/mol
Synonyms	3-Ethyl-3,9-diazaspiro[5.5]undecane; 3-Ethyl-3,9-diazaspiro[5.5]undecane; 3-Ethyl-3,9-diazaspiro[5.5]undecane; 3-Ethyl-3,9-diazaspiro[5.5]undecane; 3-Ethyl-3,9-diazaspiro[5.5]undecane; 3-Ethyl-3,9-diazaspiro[5.5]undecane; 3-Ethyl-3,9-diazaspiro[5.5]undecane; 3-Ethyl-3,9-diazaspiro[5.5]undecane
EINECS	Contact for details

Quality Control

Our 3,9-Diazaspiro[5.5]Undecane, 3-Ethyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed chromatographic and spectroscopic data are provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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