Description

3-Methyl-3,9-diazaspiro[5.5]undecane is a versatile and high-purity spirocyclic diamine building block, essential for advanced organic synthesis and pharmaceutical research. Its unique constrained bicyclic structure provides a valuable scaffold for developing novel compounds with specific three-dimensional properties. This intermediate is particularly sought after by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and antiviral research.
• Ligand Synthesis: Used to create complex chelating agents and catalysts for asymmetric synthesis and metal complexation.
• Agrochemical Development: Serves as a core structure for designing new herbicides, fungicides, and insecticides with improved efficacy.
• Polymer Modification: Incorporated into polymer backbones to impart rigidity, thermal stability, or specific functional groups.
• Chemical Research: A valuable reagent for exploring new spirocyclic chemistry and developing proprietary compound libraries.
• Material Science: Potential use in the development of advanced organic frameworks (MOFs/COFs) and specialty coatings.

Basic Information

Product Name	3-Methyl-3,9-diazaspiro[5.5]undecane
CAS No.	13323-45-0
Molecular Formula	C10H20N2
Molecular Weight	168.28 g/mol
Synonyms	3-Methyl-3,9-diazaspiro[5.5]undecane; 3-Methyl-3,9-diazaspiro(5.5)undecane; 3-Methyl-3,9-diazaspiro[5.5]undecan; 3-Methyl-3,9-diazaspiro[5,5]undecane; 3,9-Diazaspiro[5.5]undecane, 3-methyl-; 3-Methyl-3,9-diazaspiro[5.5]undecane (major); Spirocyclic diamine intermediate
EINECS	Contact for details

Quality Control

Our 3-Methyl-3,9-diazaspiro[5.5]undecane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC/GC purity, identity confirmation (IR, NMR), and residual solvent analysis. Certificates of Analysis (COA) are available for every batch and supplied with each order to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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