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Methyl tetrahydro-2H-pyran-4-carboxylate

CAS 110238-91-0C7H12O3Heterocyclic Building Blocks

Methyl tetrahydro-2H-pyran-4-carboxylate (CAS 110238-91-0) is a saturated oxygen-heterocyclic ester with the molecular formula C7H12O3 and a molar mass of 144.17 g/mol. Supplied as a liquid of ≥98.0% (GC) purity, it is a versatile tetrahydropyran building block used in chemical synthesis. The tetrahydropyran ring and reactive methyl ester make it a useful intermediate in pharmaceutical and agrochemical research. Tech Serve Solutions supplies and exports this reagent worldwide.

IUPAC
THPE
Synonyms
Methyl tetrahydro-2H-pyran-4-carboxylateMethyl tetrahydropyran-4-carboxylateMethyl oxane-4-carboxylateTetrahydro-2H-pyran-4-carboxylic acid methyl esterTetrahydropyran-4-carboxylic acid methyl esterMethyl 4-tetrahydropyrancarboxylate
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Methyl tetrahydro-2H-pyran-4-carboxylate (C7H12O3) — chemical structure, CAS 110238-91-0; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisHeterocyclic Building BlocksPyrans
01 /Applications

Heterocyclic building block

Serves as a saturated tetrahydropyran (oxane) scaffold for constructing more complex molecules. The pre-formed, stable six-membered oxygen ring is a common motif introduced to tune the properties of target compounds.

Pharmaceutical intermediate

Used as an intermediate in medicinal chemistry and pharmaceutical research and development. The tetrahydropyran-4-yl group is a recognised structural element in many drug-discovery programmes.

Ester for further functionalisation

The methyl ester is a convenient handle for downstream transformations such as hydrolysis to the carboxylic acid, reduction to the alcohol, or conversion to amides. This makes it a flexible precursor in multistep synthesis.

Agrochemical and fine-chemical synthesis

Applied as a general building block in the preparation of agrochemicals, specialty chemicals and other fine-chemical targets where a functionalised tetrahydropyran unit is required.

Laboratory reagent

Used in research laboratories as a reference building block and synthetic reagent for exploratory and route-development work.

02 /Properties
Molecular weight144.17
Empirical formulaC7H12O3
Assay≥98.0% (GC)
Gradeproduced by BASF
Density1.080 g/mL at 20 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H319Causes serious eye irritation

Precautionary statements

  • P305IF IN EYES
Protective equipmentEyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point86 °C / 186.8 °F
Water hazard class (WGK, DE)2
Hazard codes (EU)Xi
Risk statements (R)36
Safety statements (S)26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
110238-91-0
MDL number
MFCD01075170
Beilstein registry
114974
05 /Quality & supply

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.

06 /Frequently asked questions

What is Methyl tetrahydro-2H-pyran-4-carboxylate used for?

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It is used mainly as a building block and intermediate in chemical synthesis. The combination of a saturated tetrahydropyran (oxane) ring and a reactive methyl ester makes it valuable in pharmaceutical, agrochemical and fine-chemical research, where it can be elaborated into more complex molecules.

What is the CAS number and molecular formula of Methyl tetrahydro-2H-pyran-4-carboxylate?

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The CAS number is 110238-91-0 and the molecular formula is C7H12O3, corresponding to a molecular weight of 144.17 g/mol. Its MDL number is MFCD01075170 and its Beilstein registry number is 114974.

What grade and purity does Tech Serve Solutions supply?

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We supply Methyl tetrahydro-2H-pyran-4-carboxylate at a minimum assay of ≥98.0% by GC, as a research and synthesis-grade building block. We do not represent it as a USP, BP or EP pharmacopoeia grade. A certificate of analysis is provided with each batch, and full specifications are available on request.

What are the safety and handling precautions for this compound?

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It is classified under GHS07 with the signal word Warning and hazard statement H319 (causes serious eye irritation). Wear suitable eye protection and gloves, and avoid contact with the eyes; if exposure occurs, rinse cautiously with water for several minutes and remove contact lenses if present (P305 + P351 + P338). It is a combustible liquid with a flash point of about 86 °C, and it carries a German Water Hazard Class (WGK) of 2. Always consult the Safety Data Sheet before use.

How is Methyl tetrahydro-2H-pyran-4-carboxylate packed, shipped and exported?

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It is packed in appropriately sealed containers sized to the order, from laboratory quantities to bulk, with full labelling and a certificate of analysis. As a global supplier and exporter, Tech Serve Solutions arranges compliant documentation and international shipping in line with the applicable transport regulations.

How do I request a sample or quote?

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Contact Tech Serve Solutions with your required quantity, purity and destination, and our team will provide a quotation, available packaging options and lead time. Samples can be arranged on request, subject to availability.

Need Methyl tetrahydro-2H-pyran-4-carboxylate in a specific grade or volume?