Methyl 1-(trifluoromethyl)cyclopropane-1-carboxylate
Methyl 1-(trifluoromethyl)cyclopropane-1-carboxylate (CAS: 208242-25-5; Formula: C6H7F3O2; MW: 168.11) is a valuable trifluoromethyl-containing building block. Its unique cyclopropane ring and ester functionality make it useful in organic synthesis. Supplied at 95% purity, this compound is primarily employed as an intermediate in the creation of complex organic molecules, particularly within the pharmaceutical and agrochemical research sectors.
- IUPAC
- 1-(Trifluoromethyl)cyclopropane-1-carboxylic acid methyl ester

Organic Synthesis Intermediate
Serves as a key building block for the introduction of the trifluoromethylcyclopropane moiety into larger molecules. Its structure is valuable in medicinal chemistry for designing novel drug candidates.
Pharmaceutical Research
Used in the development of new pharmaceutical agents where the trifluoromethyl group can enhance metabolic stability and lipophilicity. Explored in the synthesis of potential therapeutics.
Agrochemical Development
Applicable in the synthesis of novel agrochemicals, such as pesticides and herbicides, where the trifluoromethyl group can influence biological activity and efficacy.
| Molecular weight | 168.11 |
|---|---|
| Empirical formula | C6H7F3O2 |
| Assay | 95% |
| Density | 1.241 g/mL at 25 °C |
| Refractive index | n20/D 1.373 |
| Storage temperature | 2-8°C |


Hazard statements
- H226Flammable liquid and vapour
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- 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 | 32 °C / 89.6 °F |
| Transport (UN / ADR) | UN 1992 3/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-22-36/37/38 |
| Safety statements (S) | 26-36/37 |
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 Methyl 1-(trifluoromethyl)cyclopropane-1-carboxylate used for?
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This compound is primarily used as a building block in organic synthesis, particularly in the pharmaceutical and agrochemical industries for creating novel molecules.
What is the CAS number and molecular formula?
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The CAS number is 208242-25-5, and the molecular formula is C6H7F3O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical at a purity of 95%. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should Methyl 1-(trifluoromethyl)cyclopropane-1-carboxylate be handled safely?
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This compound is flammable (H226), toxic if swallowed (H301), and causes skin (H315), serious eye (H319), and respiratory tract irritation (H335). Handle with appropriate personal protective equipment, including gloves, eyeshields, and a suitable respirator, in a well-ventilated area.
How is this chemical shipped and exported?
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This product is shipped and exported under UN 1992 (Hazard Class 3, Packing Group 3), indicating it is a flammable liquid, toxic. TSS complies with all relevant shipping regulations for global export.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team through the website or by phone. Provide the product name and CAS number for a prompt response.
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