2-Hydroxymethyl-1,4-benzodioxan
2-Hydroxymethyl-1,4-benzodioxan (CAS 3663-82-9) is an organic compound with the molecular formula C9H10O3 and a molecular weight of 166.17 g/mol. This heterocyclic compound functions as a valuable building block in chemical synthesis. Its structure incorporates both a benzodioxane ring system and a hydroxymethyl group, offering versatile reactivity for further chemical transformations. It is primarily utilised in research and development settings and as an intermediate in the synthesis of more complex molecules.
- IUPAC
- 1,4-Benzodioxan-2-methanol
- Synonyms
- 1,4-Benzodioxan-2-methanol

Chemical Synthesis Intermediate
2-Hydroxymethyl-1,4-benzodioxan serves as a key intermediate in the synthesis of various organic compounds. The presence of the primary alcohol group allows for a range of reactions, including esterification, etherification, and oxidation.
Building Block for Heterocycles
The benzodioxane moiety makes this compound useful for constructing more complex heterocyclic systems. It is employed in medicinal chemistry research and the development of novel organic materials.
Research and Development
As a well-defined organic molecule, it is utilised in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities.
| Molecular weight | 166.17 |
|---|---|
| Empirical formula | C9H10O3 |
| Assay | 97% |
| Melting point | 87-90 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2-Hydroxymethyl-1,4-benzodioxan used for?
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2-Hydroxymethyl-1,4-benzodioxan is primarily used as an intermediate and building block in organic chemical synthesis, particularly for the development of complex heterocyclic compounds and in research and development settings.
What is the CAS number and chemical formula for 2-Hydroxymethyl-1,4-benzodioxan?
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The CAS number is 3663-82-9, and the empirical formula (Hill notation) is C9H10O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxymethyl-1,4-benzodioxan with an assay of 97%. This product is not represented as USP, BP, EP, or any other pharmacopoeial grade.
What are the safety and handling recommendations for this product?
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As per the safety data, handling requires appropriate personal protective equipment, including eyeshields and gloves. A respirator filter of type N95 (US) or P1 (EN143) is recommended. The compound is classified with WGK 3 in Germany.
How is 2-Hydroxymethyl-1,4-benzodioxan packed and shipped?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, adhering to all necessary regulations for packing and shipping.
How can I request a quote or sample?
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Please contact our sales team or visit our website to request a quote or a sample of 2-Hydroxymethyl-1,4-benzodioxan.
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