2-(3-Chloropropoxy)tetrahydro-2H-pyran
2-(3-Chloropropoxy)tetrahydro-2H-pyran (CAS: 42330-88-1, C8H15ClO2) is a halogenated heterocyclic compound with a molecular weight of 178.66 g/mol. This pyran derivative serves as a valuable building block in chemical synthesis. It is primarily utilised in research and development settings for the creation of more complex molecules, often within the pharmaceutical and agrochemical industries. Its structure facilitates various synthetic transformations.

Organic Synthesis Intermediate
This compound functions as a versatile intermediate in organic synthesis. Its reactive chloro-propoxy moiety and tetrahydropyran ring allow for diverse chemical modifications.
Heterocyclic Chemistry Research
As a halogenated heterocyclic building block, it is employed in the exploration of novel heterocyclic structures. Its specific functional groups enable targeted derivatisation for advanced chemical research.
Pharmaceutical Precursor Development
It can be utilised in the early stages of drug discovery and development. The compound may serve as a precursor for synthesising potential active pharmaceutical ingredients (APIs).
| Molecular weight | 178.66 |
|---|---|
| Empirical formula | C8H15ClO2 |
| Assay | 97% |
| Boiling point | 55 °C/0.5 mmHg(lit.) |
| Density | 1.08 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.458(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 89 °C / 192.2 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| 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-(3-Chloropropoxy)tetrahydro-2H-pyran used for?
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2-(3-Chloropropoxy)tetrahydro-2H-pyran is primarily used as a building block in organic synthesis, research and development, and as a potential precursor in pharmaceutical development.
What is the CAS number and molecular formula for this chemical?
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The CAS number is 42330-88-1 and the molecular formula is C8H15ClO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical at a minimum purity of 97% (Assay). We do not represent this product as USP, BP, or EP grade.
How should 2-(3-Chloropropoxy)tetrahydro-2H-pyran be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. It is classified under NA 1993 / PGIII with a flash point of 89 °C (192.2 °F), indicating it is a combustible liquid.
Is this chemical regulated or a controlled substance?
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Based on the provided data, there is no indication that this chemical is a controlled substance. However, it is classified as NA 1993 / PGIII for transport.
How is 2-(3-Chloropropoxy)tetrahydro-2H-pyran packed and exported?
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Tech Serve Solutions expertly packs and exports fine chemicals globally, ensuring compliance with all relevant shipping regulations.
How can I request a quote or sample?
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To request a quote or a sample, please contact our sales team through the TSS website, providing the product name and CAS number.
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