Description

5-Azaspiro[2.4]Heptan-7-One, 5-Acetyl-, 7-Oxime (9Ci) CAS NO 400841-16-9 is a specialized spirocyclic oxime compound, a high-value intermediate in advanced organic synthesis. Its unique fused-ring structure containing nitrogen and carbonyl/oxime functionalities makes it a critical building block for constructing complex molecular architectures. This compound is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring spirocyclic scaffolds for enhanced bioactivity and metabolic stability.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, where the spirocyclic structure can contribute to unique modes of action and selectivity.
• Ligand and Catalyst Development: Serves as a sophisticated ligand precursor for asymmetric catalysis or as a core structure in metal-organic frameworks (MOFs) due to its nitrogen and oxygen donor atoms.
• Academic & Industrial R&D: Employed in methodological studies and the exploration of new chemical spaces in synthetic organic chemistry laboratories worldwide.
• Fine Chemical Synthesis: Acts as a building block for creating complex flavors, fragrances, or advanced materials with specific optical or electronic properties.

Basic Information

Item	Details
Product Name	5-Azaspiro[2.4]Heptan-7-One, 5-Acetyl-, 7-Oxime (9Ci)
CAS No.	400841-16-9
Molecular Formula	C8H12N2O2
Molecular Weight	168.19 g/mol
Synonyms	5-Acetyl-5-azaspiro[2.4]heptan-7-one 7-oxime; 5-Acetyl-5-azaspiro[2.4]heptane-7-one oxime; 5-Azaspiro[2.4]heptane-7-one, 5-acetyl-, 7-oxime; 400841-16-9; 5-Acetyl-5-azaspiro[2.4]heptan-7-one oxime; 5-Acetyl-5-azaspiro[2.4]hept-7-one oxime; 7-Oxime-5-acetyl-5-azaspiro[2.4]heptane
EINECS	Contact for details

Quality Control

Our 5-Azaspiro[2.4]Heptan-7-One, 5-Acetyl-, 7-Oxime (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and structural identity. Certificates of Analysis (COA) detailing purity, impurities, and physical characteristics are provided with every shipment to guarantee consistency and traceability for your critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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