3-Fluoro-5-(trifluoromethyl)benzoic acid

CAS 161622-05-5FC6H3(CF3)CO2HChemical Synthesis

3-Fluoro-5-(trifluoromethyl)benzoic acid (CAS: 161622-05-5) is a fluorinated aromatic carboxylic acid with the molecular formula FC6H3(CF3)CO2H and a molecular weight of 208.11 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the development of pharmaceuticals and agrochemicals due to the presence of both fluorine and trifluoromethyl substituents. Its distinct chemical structure enables the introduction of these functionalities into more complex molecules.

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3-Fluoro-5-(trifluoromethyl)benzoic acid (FC6H3(CF3)CO2H) — chemical structure, CAS 161622-05-5; Chemistry, fine chemical supplied by Tech Serve Solutions

Building BlocksCarbonyl CompoundsCarboxylic AcidsChemical SynthesisFluorinated Building BlocksOrganic Building BlocksTrifluoromethyl More...

01 /Applications

Pharmaceutical Intermediate

Utilised in the synthesis of active pharmaceutical ingredients (APIs), leveraging its fluorinated structure to enhance drug properties like metabolic stability and lipophilicity.

Agrochemical Synthesis

Serves as a key intermediate in the creation of novel pesticides and herbicides, where fluorinated motifs often contribute to increased efficacy and targeted activity.

Material Science

Can be employed in the development of specialised polymers or functional materials where fluorinated components impart unique thermal or chemical resistance properties.

Organic Synthesis Reagent

Functions as a versatile building block for introducing fluoro- and trifluoromethyl-substituted phenyl rings into various organic molecules during complex syntheses.

02 /Properties

Molecular weight	208.11
Linear formula	FC6H3(CF3)CO2H
Assay	98%
Melting point	104-108 °C(lit.)

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

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	dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xi
Risk statements (R)	36/37/38
Safety statements (S)	26-36

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

04 /Identifiers & registry

CAS number

161622-05-5

MDL number

MFCD00061293

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 3-Fluoro-5-(trifluoromethyl)benzoic acid used for?

3-Fluoro-5-(trifluoromethyl)benzoic acid is primarily used as a building block in organic synthesis, particularly for creating intermediates for pharmaceuticals, agrochemicals, and potentially advanced materials.

What are the CAS number and molecular formula for 3-Fluoro-5-(trifluoromethyl)benzoic acid?

The CAS number is 161622-05-5 and the molecular formula is FC6H3(CF3)CO2H.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies this compound with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.

What are the safety and handling requirements for this chemical?

This compound is a Warning material, classified with H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.