Description

1-Cyclononene-1-Carboxaldehyde (9Ci) is a specialized, high-purity aldehyde derivative of cyclononene, serving as a valuable and versatile building block in advanced organic synthesis. Its unique strained-ring structure and reactive aldehyde functional group make it a critical precursor for constructing complex molecular architectures. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors, where it is used to develop novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel bioactive molecules, including potential therapeutic agents and complex natural product analogs.
• Agrochemical Research: Used in the development of new crop protection agents, such as herbicides and fungicides, leveraging its unique carbon skeleton.
• Advanced Material Synthesis: Serves as a monomer or cross-linking agent in the production of specialty polymers with tailored thermal or mechanical properties.
• Organic Synthesis Building Block: Employed in cycloaddition reactions, ring-expansion chemistry, and as a precursor for other functionalized medium-ring compounds.
• Flavor & Fragrance Chemistry: Potential intermediate for creating novel macrocyclic musk compounds and other specialty aroma chemicals.
• Catalysis & Ligand Development: Useful for synthesizing novel chelating ligands for transition metal catalysis in asymmetric synthesis.

Basic Information

Item	Detail
Product Name	1-Cyclononene-1-Carboxaldehyde (9Ci)
CAS No.	202797-02-2
Molecular Formula	C10H16O
Molecular Weight	152.23 g/mol
Synonyms	Cyclononene-1-carboxaldehyde; 1-Formylcyclononene; (Cyclonon-1-en-1-yl)methanal; 1-Cyclononenecarboxaldehyde; 1-Cyclononene-1-carbaldehyde; 1-Cyclononenylcarboxaldehyde; 1-Cyclononene-1-carboxaldehyde (9CI); 1-Cyclononene-1-carboxaldehyde, (9CI)
EINECS	Contact for details

Quality Control

Our 1-Cyclononene-1-Carboxaldehyde is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including GC, HPLC, and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This material is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Assay (HPLC)	≥ 94.0%
Water Content (KF)	≤ 0.5%

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