Description

9-Oxononanoic Acid is a versatile C9 keto acid with a terminal carboxylic acid group, serving as a key building block in organic synthesis. Its bifunctional nature makes it a valuable intermediate for creating complex molecules with specific chain lengths and reactive sites. This compound is particularly relevant for research and production in the pharmaceutical, agrochemical, and specialty polymer industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Synthesis of prostaglandins, leukotrienes, and other bioactive molecules with C9 backbones.
• Agrochemical Synthesis: Production of plant growth regulators, pheromones, and specialized herbicides.
• Polymer & Material Science: Monomer for polyesters and polyamides, or as a modifier to introduce ketone functionality into polymer chains.
• Fragrance & Flavor Precursor: Used in the synthesis of musk compounds and other aroma chemicals.
• Organic Synthesis Reagent: Key starting material for chain elongation, cyclization reactions, and the preparation of ω-oxo acids.
• Crosslinking Agent: Potential use in coatings and resins where the ketone group can participate in crosslinking reactions.

Basic Information

Product Name	9-Oxononanoic Acid
CAS No.	2553-17-5
Molecular Formula	C9H16O3
Molecular Weight	172.22 g/mol
Synonyms	9-Oxononanoic Acid; 8-Carboxyoctanal; 9-Oxopelargonic Acid; 8-Formyloctanoic Acid; ω-Oxononanoic Acid; 8-Oxoöctansäure (German); Nonanedioic acid, 9-oxo-; 8-Carboxycaprylic aldehyde; 9-Ketononanoic Acid
EINECS	219-858-9

Quality Control

Our 9-Oxononanoic Acid is manufactured under strict quality management protocols. Each batch is analyzed to ensure high purity and consistency, with specifications tailored to meet the demands of research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping it under an inert atmosphere such as nitrogen or argon. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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