4-(Trifluoromethyl)benzaldehyde
4-(Trifluoromethyl)benzaldehyde (CAS 455-19-6), with the molecular formula CF3C6H4CHO and a molecular weight of 174.12 g/mol, is a key organic building block. This aromatic aldehyde, characterised by a trifluoromethyl group, serves as a versatile intermediate in the synthesis of complex organic molecules. Its reactivity makes it valuable in various chemical processes, contributing to the development of pharmaceuticals, agrochemicals, and materials.
- IUPAC
- α,α,α-Trifluoro-p-tolualdehyde

Pharmaceutical Intermediates
Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, leveraging the electron-withdrawing properties of the trifluoromethyl group for molecular modification.
Agrochemical Synthesis
Serves as a precursor for the development of novel pesticides, herbicides, and fungicides, where the trifluoromethyl moiety can enhance efficacy and stability.
Materials Science
Incorporated into the design and synthesis of functional materials, such as liquid crystals or polymers, where its unique electronic and steric properties are beneficial.
Organic Synthesis Reagent
A valuable building block in general organic synthesis for introducing the 4-(trifluoromethyl)benzoyl group into target molecules.
| Molecular weight | 174.12 |
|---|---|
| Linear formula | CF3C6H4CHO |
| Assay | ≥97.0% (GC) |
| Boiling point | 66-67 °C/13 mmHg(lit.) |
| Density | 1.275 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.463(lit.)n20/D 1.464 |

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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 65 °C / 149 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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-(Trifluoromethyl)benzaldehyde used for?
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4-(Trifluoromethyl)benzaldehyde is primarily used as a building block and intermediate in the synthesis of pharmaceuticals, agrochemicals, and materials. Its structure is valuable for introducing the 4-(trifluoromethyl)benzoyl moiety into more complex organic molecules.
What are the CAS number and molecular formula for 4-(Trifluoromethyl)benzaldehyde?
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The CAS number for 4-(Trifluoromethyl)benzaldehyde is 455-19-6, and its molecular formula is CF3C6H4CHO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Trifluoromethyl)benzaldehyde with a minimum purity of ≥97.0% (GC). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
How should 4-(Trifluoromethyl)benzaldehyde be handled safely?
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Based on GHS classification, 4-(Trifluoromethyl)benzaldehyde is a Warning substance, indicated by GHS07. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Handle in a well-ventilated area.
Is 4-(Trifluoromethyl)benzaldehyde available for export globally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-(Trifluoromethyl)benzaldehyde.
How can I request a quote or sample for 4-(Trifluoromethyl)benzaldehyde?
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To request a quote or sample of 4-(Trifluoromethyl)benzaldehyde, please contact our sales team through the website or by phone. Please provide your contact details and the required quantity.
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