2-Methoxytetrahydropyran
2-Methoxytetrahydropyran (CAS: 6581-66-4, C6H12O2) is a heterocyclic organic compound with a molecular weight of 116.16 g/mol. It serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. This liquid compound is characterised by its specific physical properties, including a boiling point of 128-129 °C and a density of 0.963 g/mL at 25 °C, making it suitable for various laboratory and industrial applications.

Heterocyclic Synthesis
2-Methoxytetrahydropyran is employed as a versatile building block in the synthesis of more complex heterocyclic molecules. Its structure lends itself to incorporation into various organic frameworks.
Organic Chemistry Research
This compound is utilized in research laboratories for exploring novel synthetic pathways and developing new organic compounds. Its functional groups allow for diverse chemical transformations.
Intermediate in Chemical Manufacturing
It can serve as an intermediate in the multi-step synthesis of fine chemicals and specialised chemical products. Its reactivity profile is well-suited for such applications.
| Molecular weight | 116.16 |
|---|---|
| Empirical formula | C6H12O2 |
| Assay | 98% |
| Boiling point | 128-129 °C(lit.) |
| Density | 0.963 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.425(lit.) |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 25 °C / 77 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Risk statements (R) | 10 |
| Safety statements (S) | 16-29-33 |
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-Methoxytetrahydropyran used for?
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2-Methoxytetrahydropyran is primarily used as a building block in organic synthesis, particularly for creating heterocyclic compounds, and in chemical research and manufacturing processes.
What are the CAS number and formula for 2-Methoxytetrahydropyran?
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The CAS number for 2-Methoxytetrahydropyran is 6581-66-4, and its empirical formula is C6H12O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methoxytetrahydropyran with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Methoxytetrahydropyran be handled safely?
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2-Methoxytetrahydropyran is a flammable liquid and vapour (H226). Handle with appropriate personal protective equipment including eyeshields, gloves, and a suitable respirator, in a well-ventilated area away from ignition sources.
Is 2-Methoxytetrahydropyran a controlled substance?
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The provided data does not indicate that 2-Methoxytetrahydropyran is a controlled substance.
How is 2-Methoxytetrahydropyran packed and exported?
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2-Methoxytetrahydropyran is packed and exported according to relevant regulations for hazardous materials, including UN 1993, Class 3, Packing Group III.
How can I request a sample or quote for 2-Methoxytetrahydropyran?
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Please contact the Tech Serve Solutions sales team via our website or direct inquiry channels to request a sample or a quotation for 2-Methoxytetrahydropyran.
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