Description

4-Methyldodecanoic Acid Methyl Ester is a high-purity branched-chain fatty acid ester with the CAS number 55955-73-2. This specialty chemical serves as a versatile intermediate and building block in advanced organic synthesis, offering unique structural properties for modifying physical characteristics. It is particularly valuable for R&D and production in the pharmaceutical, agrochemical, and fragrance industries, where precise molecular architecture is critical for functionality.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, leveraging its branched alkyl chain for lipophilicity modulation.
• Agrochemical Synthesis: Acts as a key precursor for manufacturing specialized surfactants, emulsifiers, and plant protection agents.
• Fragrance & Flavor Ingredient: Serves as a building block for creating complex musk-like or fatty odor notes in fine perfumery and flavor compositions.
• Lubricant & Plasticizer Additive: Employed in the formulation of synthetic lubricants and specialty plasticizers to enhance low-temperature performance and stability.
• Organic Synthesis Reagent: A valuable reagent in academic and industrial research for constructing complex organic molecules, including natural product analogs.
• Polymer Modification: Used to introduce hydrophobic side chains into polymers, altering surface properties and compatibility.

Basic Information

Product Name	4-Methyldodecanoic Acid Methyl Ester
CAS No.	55955-73-2
Molecular Formula	C₁₄H₂₈O₂
Molecular Weight	228.37 g/mol
Synonyms	Methyl 4-methyldodecanoate; 4-Methyllauric Acid Methyl Ester; Methyl 4-methyl laurate; Dodecanoic acid, 4-methyl-, methyl ester; Methyl 4-methyl dodecanoate; 4-Methyl dodecanoic acid methyl ester; Methyl ester of 4-methyldodecanoic acid
EINECS	Contact for details

Quality Control

Our 4-Methyldodecanoic Acid Methyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.430 - 1.440
Density (20°C)	0.86 - 0.88 g/mL

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