Description

4-Methoxybenzoic Acid Undecyl Ester is a high-purity organic ester compound, valued for its role as a versatile intermediate and functional additive in advanced chemical synthesis. Its molecular structure, featuring a methoxybenzoate moiety linked to a long alkyl chain, provides unique solubility and compatibility properties. This makes it a critical material for manufacturers in the fragrance, cosmetic, and specialty polymer industries seeking to develop products with specific performance characteristics.

Application

• Fragrance and Perfumery Industry: Serves as a key intermediate or a substantive base note in the synthesis of novel aromatic compounds and long-lasting fragrance fixatives.
• Cosmetic and Personal Care Formulations: Used as a skin-conditioning agent, emollient, or a carrier for active ingredients in creams, lotions, and sunscreens due to its favorable skin feel and stability.
• Specialty Polymer and Resin Production: Acts as a plasticizer or a co-monomer to modify the flexibility, solubility, and thermal properties of engineered polymers.
• Lubricant and Functional Fluid Additive: Employed as a synthetic base oil or an additive to enhance the lubricity, viscosity index, and oxidative stability of high-performance lubricants.
• Organic Synthesis and Pharmaceutical Intermediates: Functions as a protected or derivatized form of 4-methoxybenzoic acid in multi-step synthetic routes for more complex molecules.
• Research and Development (R&D): Utilized in academic and industrial laboratories for chemical research, process development, and analytical method validation.

Basic Information

Product Name	4-Methoxybenzoic Acid Undecyl Ester
CAS No.	69833-36-9
Molecular Formula	C19H30O3
Molecular Weight	306.44 g/mol
Synonyms	Undecyl 4-Methoxybenzoate; p-Methoxybenzoic Acid Undecyl Ester; 4-Methoxybenzoic Acid Undecyl Ester; Undecyl p-Anisate; Benzoic acid, 4-methoxy-, undecyl ester; Undecyl 4-Anisate; Lauryl 4-Methoxybenzoate (common name based on undecyl chain); p-Anisic Acid Undecyl Ester
EINECS	Contact for details

Quality Control

Our 4-Methoxybenzoic Acid Undecyl Ester is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and composition. A Certificate of Analysis (COA) detailing the results for all critical parameters is provided with each shipment, ensuring full traceability and compliance with your quality assurance protocols.

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). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.485 - 1.495
Specific Gravity (20°C)	0.95 - 0.99

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