4-(Trifluoromethylthio)phenylacetic acid
4-(Trifluoromethylthio)phenylacetic acid (CAS: 102582-93-4), with the molecular formula CF3SC6H4CH2CO2H and a molecular weight of 236.21, is a specialised organic compound. It serves as a valuable building block in chemical synthesis. Utilised primarily in research and development, it offers a unique trifluoromethylthio functional group for incorporation into more complex molecules.

Organic Synthesis
This compound acts as a versatile building block in organic synthesis, facilitating the introduction of the trifluoromethylthioaryl moiety into target molecules. Its reactivity makes it suitable for various coupling and derivatization reactions.
Pharmaceutical Intermediate
4-(Trifluoromethylthio)phenylacetic acid can be employed in the multi-step synthesis of active pharmaceutical ingredients (APIs). The presence of the CF3S group may influence the pharmacokinetic and pharmacodynamic properties of potential drug candidates.
Materials Science Research
The unique electronic and structural properties conferred by the trifluoromethylthio group make this acid a potential component in the development of novel functional materials. It can be incorporated into polymers or other advanced materials.
| Molecular weight | 236.21 |
|---|---|
| Linear formula | CF3SC6H4CH2CO2H |
| Assay | 97% |
| Melting point | 114-118 °C(lit.) |

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.
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 4-(Trifluoromethylthio)phenylacetic acid used for?
+
4-(Trifluoromethylthio)phenylacetic acid is primarily used as a building block in organic synthesis, particularly in the development of pharmaceutical intermediates and novel materials. Its specific applications leverage the presence of the trifluoromethylthio group.
What are the CAS number and molecular formula for 4-(Trifluoromethylthio)phenylacetic acid?
+
The CAS number is 102582-93-4, and the molecular formula is CF3SC6H4CH2CO2H.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 4-(Trifluoromethylthio)phenylacetic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-(Trifluoromethylthio)phenylacetic acid be handled safely?
+
Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation. Avoid breathing dust, fumes, gas, mist, vapours, or spray. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice. This compound is classified as an irritant to skin, eyes, and respiratory system (H315-H319-H335).
Is 4-(Trifluoromethylthio)phenylacetic acid a controlled substance?
+
Based on the provided data, 4-(Trifluoromethylthio)phenylacetic acid is not listed as a controlled substance.
How is 4-(Trifluoromethylthio)phenylacetic acid packed and shipped internationally?
+
Tech Serve Solutions professionally packs and exports fine chemicals globally, adhering to all relevant shipping regulations. Specific packaging details are confirmed upon order.
How can I request a quote or sample for 4-(Trifluoromethylthio)phenylacetic acid?
+
To request a quote or sample, please contact our sales team directly through the website or by phone. Provide the product name and CAS number (102582-93-4) for prompt service.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis