Description

Cyclooctanecarbaldehyde is a versatile, medium-ring aliphatic aldehyde with the CAS number 6688-11-5. This compound serves as a valuable synthetic intermediate and building block in advanced organic synthesis, prized for its unique conformational properties. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and specialty fragrance sectors for developing novel compounds and fine-tuning molecular properties.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring medium-ring carbocyclic structures.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators where specific ring structures are required for biological activity.
• Organic Synthesis & Catalysis: Employed as a substrate or ligand precursor in catalytic reactions, including hydrogenation and cross-coupling, to study steric and electronic effects.
• Fragrance & Flavor Chemistry: Acts as a starting material for synthesizing specialty aroma chemicals and odorants that benefit from its specific aldehyde functionality and ring size.
• Material Science Research: Utilized in the development of novel polymers, macrocycles, and supramolecular structures where the cyclooctane ring provides specific conformational flexibility.
• Academic & Industrial R&D: Serves as a standard reagent for methodological studies in organic chemistry, exploring new synthetic routes and reaction mechanisms.

Basic Information

Item	Detail
Product Name	Cyclooctanecarbaldehyde
CAS No.	6688-11-5
Molecular Formula	C9H16O
Molecular Weight	140.22 g/mol
Synonyms	Cyclooctanecarboxaldehyde; Cyclooctylcarboxaldehyde; Cyclooctylmethanal; Formylcyclooctane; Cyclooctane-1-carbaldehyde; Cyclooctanealdehyde; 1-Formylcyclooctane; 1-Cyclooctanecarboxaldehyde
EINECS	229-724-4

Quality Control

Our Cyclooctanecarbaldehyde is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, and open flames. This material is easily oxidized and light-sensitive.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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