2-Naphthalenemethanol from TCI, also known as 2-naphthylmethanol, is a primary alcohol with a hydroxymethyl group attached at the 2-position of the naphthalene ring. Structurally, it is an analogue of benzyl alcohol with a larger aromatic system. As a non-heterocyclic building block, it is used to introduce the 2-naphthylmethyl group into target molecules. It is also a precursor to 2-naphthaldehyde, 2-(bromomethyl)naphthalene, and a range of naphthalene-derived ethers and esters, which makes it a versatile starting material for synthetic chemistry laboratories.
The hydroxyl group sits in a benzylic position, so the compound is easy to transform with standard reactions. These include oxidation to the aldehyde, substitution to the corresponding halide, esterification, and etherification. In carbohydrate chemistry, the 2-naphthylmethyl group is known as the NAP protecting group. Chemists favour it because it can be removed selectively under oxidative conditions while ordinary benzyl groups stay intact, which is especially useful in oligosaccharide synthesis. The naphthalene ring also gives UV absorption and fluorescence, which help with analytical detection when monitoring reactions and purifying products.
In Indonesia, this material is relevant to organic chemistry, carbohydrate chemistry, and natural product chemistry laboratories that need orthogonal protecting group strategies or naphthalene-based intermediates. University research groups, pharmaceutical development teams, and institutional research centres can use it in multistep synthesis, methodology studies, and teaching experiments on benzylic reactivity. Because it comes from TCI, a recognised reagent brand, researchers can rely on consistent material for planning reproducible synthetic routes and comparing results with published procedures.
- Installing the NAP protecting group: the 2-naphthylmethyl group can be removed oxidatively without cleaving ordinary benzyl ethers, which allows orthogonal protection in complex syntheses.
- Oligosaccharide synthesis: carbohydrate chemists use NAP protection to unmask specific hydroxyl groups selectively while benzyl-protected positions stay intact during glycosylation sequences.
- Preparing 2-naphthaldehyde: the benzylic primary alcohol oxidises readily to the aldehyde, giving easy access to a useful carbonyl intermediate for further coupling reactions.
- Synthesising 2-(bromomethyl)naphthalene: substituting the benzylic hydroxyl gives the corresponding halide, a reactive alkylating agent for building naphthalene-containing target molecules in research.
- Making naphthalene ethers and esters: standard esterification and etherification produce derivatives whose UV absorption and fluorescence help with analytical detection and chromatographic monitoring.
| Brand | TCI (product code N0881) |
|---|---|
| CAS number | 1592-38-7 |
| Molecular formula | — |
| Purity | — |
| Category | Chemistry > Building Blocks > Non-Heterocyclic Building Blocks |
| Pack sizes | please contact AMI Scientific for available pack sizes |
| Physical form | refer to the manufacturer's certificate of analysis |
| Storage | follow the conditions on the TCI label and safety data sheet |
Keep 2-Naphthalenemethanol in its original tightly closed container, in a cool, dry, well-ventilated area away from direct sunlight, heat sources, and strong oxidising agents. Always check the TCI label and safety data sheet for the specific recommended storage conditions. Handle the material in a fume hood or well-ventilated workspace. Wear appropriate personal protective equipment, including gloves, safety glasses, and a lab coat. Avoid inhaling dust or vapours and prevent contact with skin and eyes. Reseal the container promptly after use to prevent moisture uptake and contamination. Dispose of waste in line with local regulations and your institutional laboratory safety procedures.
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