Benzyl Laurate is an ester formed from twelve-carbon lauric acid and benzyl alcohol. As a non-heterocyclic building block, this compound combines a long hydrophobic alkyl tail with an aromatic benzyl group, making it an attractive model molecule for studying the behaviour of long-chain esters. In the laboratory, the material is used as a substrate for transesterification and hydrolysis reactions, as a comparison standard in ester analysis, and as an emollient formulation component in cosmetic research. The presence of the aromatic ring provides a clear spectroscopic marker in both infrared and nuclear magnetic resonance analysis.
The properties that make Benzyl Laurate a frequently chosen material are its stability and its solubility. As a neutral long-chain ester, the compound is stable under ordinary storage conditions, is not readily volatile, and dissolves well in non-polar to semi-polar organic solvents while being practically insoluble in water. These characteristics make it a reliable oil phase in two-phase systems and in model emulsions. The benzyl group also functions as a classic protecting group for carboxylic acids, so the compound serves as a straightforward example for demonstrating protection and deprotection chemistry on a real substrate.
In Indonesian laboratories, Benzyl Laurate is typically encountered in organic synthesis teaching and research groups, in analytical laboratories that require an ester reference material, and in cosmetic and formulation research units working on emollient systems. Its handling requirements are undemanding relative to more reactive building blocks, which makes it practical for university teaching laboratories as well as for industrial research settings where long-chain ester behaviour is being characterised.
TCI brochures (PDF)
- Lipids 2025-12-17 · p. 13
- Transesterification studies — the ester linkage between lauric acid and benzyl alcohol makes it a clean substrate for following alkoxy exchange under acid, base, or enzymatic catalysis.
- Hydrolysis reaction work — as a neutral long-chain ester it hydrolyses to two easily distinguished products, allowing reaction progress to be followed without ambiguity in the product mixture.
- Reference material in ester analysis — the compound serves as a comparison standard when identifying or quantifying esters, providing a known long-chain ester against which sample responses can be judged.
- Spectroscopic method development — the aromatic ring gives distinct infrared and nuclear magnetic resonance signals, making it a convenient marker compound when establishing or checking analytical procedures.
- Emollient formulation research — its oily, water-insoluble character makes it a dependable oil phase for model emulsions and two-phase systems in cosmetic science investigations.
| Brand | TCI |
|---|---|
| CAS number | 140-25-0 |
| Molecular formula | — |
| Purity | — |
| Category | Chemistry > Building Blocks > Non-Heterocyclic Building Blocks |
| Pack sizes | available in the laboratory pack sizes offered by TCI for this catalogue item; please confirm the size required when ordering. |
| Physical form | — |
| Storage | store under ordinary storage conditions in a closed container, protected from light and heat. |
- Catalogue number: L0107
Store Benzyl Laurate in a tightly closed container under ordinary laboratory storage conditions, away from direct sunlight, heat sources, and strong oxidising agents. Glass containers with chemically resistant closures are appropriate, since the material is an oily, non-volatile ester that is practically insoluble in water. Handle it in a well-ventilated area or a fume hood, and wear safety glasses, gloves, and a laboratory coat as standard practice. Keep containers closed when not in use to prevent contamination, avoid contact with skin and eyes, and consult the manufacturer's safety data sheet before first use and before any disposal of residues or contaminated material.
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