Description

3-Methylundecanoic Acid is a branched-chain fatty acid with a unique structure that imparts specific chemical and physical properties. This compound is valued for its role as a versatile intermediate and building block in the synthesis of more complex molecules. It is primarily sought after by manufacturers in the fragrance and flavor, pharmaceutical, and specialty chemical industries for applications requiring specific alkyl chain modifications.

Application

• Fragrance and Flavor Industry: Serves as a key intermediate for synthesizing esters and other derivatives used in creating unique musky, fatty, or waxy odor profiles.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs), particularly those requiring specific lipophilic side chains.
• Lubricant Additives: Acts as a precursor for manufacturing synthetic esters that function as high-performance base oils or additives.
• Polymer Chemistry: Employed as a monomer or co-monomer in the production of specialized polyesters and polyamides.
• Surfactant Synthesis: Useful for creating branched-chain surfactants with tailored foaming, wetting, and emulsifying properties.
• Chemical Research: A valuable reference standard and building block in organic synthesis and metabolic studies.

Basic Information

Product Name	3-Methylundecanoic Acid
CAS No.	65781-38-6
Molecular Formula	C₁₂H₂₄O₂
Molecular Weight	200.32 g/mol
Synonyms	3-Methylundecanoic acid; Undecanoic acid, 3-methyl-; 3-Methyldodecanoic acid (common misnomer); β-Methylundecanoic acid; 3-Methylhendecanoic acid
EINECS	Contact for details

Quality Control

Our 3-Methylundecanoic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) documenting purity and specifications are provided with every shipment.

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 product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	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.