Description

Methyl 9-Chloro-9-Oxononanoate is a versatile bifunctional organic intermediate featuring both an ester and an acid chloride group, making it a valuable building block for chemical synthesis. This compound is essential for creating longer-chain molecules and polymers, offering precise control over molecular architecture. It is primarily sought after by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for the development of active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of prostaglandins, fatty acid analogs, and other bioactive molecules with specific chain lengths.
• Agrochemical Synthesis: Used in the production of specialized herbicides, fungicides, and plant growth regulators requiring chlorinated fatty acid derivatives.
• Polymer & Resin Modification: Serves as a monomer or cross-linking agent for creating polyesters, polyamides, and coatings with tailored properties.
• Lubricant & Surfactant Additive: Employed in the synthesis of ester-based lubricants and specialty surfactants for industrial applications.
• Organic Synthesis Reagent: Acts as a versatile reagent for introducing the 9-chloro-9-oxononanoate moiety into more complex organic structures in R&D settings.
• Flavor & Fragrance Chemistry: Potential intermediate for the synthesis of macrocyclic musk compounds and other fragrance ingredients.

Basic Information

Product Name	Methyl 9-Chloro-9-Oxononanoate
CAS No.	56555-02-3
Molecular Formula	C10H17ClO3
Molecular Weight	220.69 g/mol
Synonyms	Methyl 9-Chlorononanoate; Methyl ω-Chlorononanate; 9-Chlorononanoic Acid Methyl Ester; Nonanoic acid, 9-chloro-, methyl ester; Methyl 9-chlorononanoate; Methyl 9-chloro-9-oxononanoate; 9-Chlorononanoic acid methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 9-Chloro-9-Oxononanoate is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 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.