2-(Chloromethyl)tetrahydro-2H-pyran
2-(Chloromethyl)tetrahydro-2H-pyran (CAS: 18420-41-2) is a halogenated heterocyclic compound with the molecular formula C6H11ClO and a molecular weight of 134.60 g/mol. This pyran derivative is primarily utilised as a building block in chemical synthesis, offering a reactive chloromethyl group for further functionalisation. It is supplied by Tech Serve Solutions for research and development purposes.

Organic Synthesis Intermediate
Serves as a versatile intermediate in the synthesis of more complex organic molecules. The chloromethyl functionality allows for nucleophilic substitution reactions.
Heterocyclic Chemistry Research
Applicable in studies involving the modification and construction of heterocyclic ring systems, specifically those based on the pyran structure.
Development of Novel Compounds
Utilised in the discovery and development of new chemical entities for various potential applications, leveraging its unique structural features.
| Molecular weight | 134.60 |
|---|---|
| Empirical formula | C6H11ClO |
| Assay | 99% |
| Boiling point | 53-54 °C/12 mmHg(lit.) |
| Density | 1.075 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.462(lit.) |
| Application | 2-(Chloromethyl)tetrahydro-2H-pyran may be used in chemical synthesis studies. |


Hazard statements
- H226Flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 55 °C / 131 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 16-26-36/37/39 |
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-(Chloromethyl)tetrahydro-2H-pyran used for?
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2-(Chloromethyl)tetrahydro-2H-pyran is used as a building block in chemical synthesis and for research in heterocyclic chemistry.
What are the CAS number and formula for 2-(Chloromethyl)tetrahydro-2H-pyran?
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The CAS number is 18420-41-2 and the molecular formula is C6H11ClO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(Chloromethyl)tetrahydro-2H-pyran with an assay of 99%. We do not represent this product as USP, BP, EP or other pharmacopoeia grades.
How should 2-(Chloromethyl)tetrahydro-2H-pyran be handled safely?
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This compound is flammable and can cause skin, eye, and respiratory irritation. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area away from ignition sources.
How is 2-(Chloromethyl)tetrahydro-2H-pyran packed and exported?
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Tech Serve Solutions ensures secure packaging for the safe handling, storage, and international export of 2-(Chloromethyl)tetrahydro-2H-pyran, adhering to all relevant shipping regulations.
How can I request a sample or quote for 2-(Chloromethyl)tetrahydro-2H-pyran?
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To request a sample or a quote, please contact our sales team via the website or provide your details through the online enquiry form.
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