3,5-Bis(trifluoromethyl)benzaldehyde
3,5-Bis(trifluoromethyl)benzaldehyde (CAS 401-95-6) is an aromatic aldehyde with the linear formula (CF3)2C6H3CHO and a molecular weight of 242.12 g/mol. This compound serves as a valuable building block in organic synthesis. Its structure, featuring two trifluoromethyl groups meta to the aldehyde, makes it a useful precursor for complex molecules, particularly in the development of new materials and pharmaceutical intermediates.
- Synonyms
- (CF3)2C6H3CHO

Synthesis of Expanded Porphyrins
3,5-Bis(trifluoromethyl)benzaldehyde has been utilised in the synthetic pathways for creating a diverse range of meso-3,5-bis(trifluoromethyl)phenyl-substituted expanded porphyrins. These complex macrocyclic compounds are of interest in various fields of chemical research.
Organic Building Block
As a difunctionalised aromatic compound, it is employed as a key building block in sophisticated organic synthesis. The electron-withdrawing trifluoromethyl groups influence the reactivity of the aldehyde, enabling specific chemical transformations.
Precursor for Specialty Chemicals
This aldehyde can be a starting material for the preparation of various specialty chemicals. Its unique structural features are leveraged in the design and synthesis of novel compounds with tailored properties for research and development.
| Molecular weight | 242.12 |
|---|---|
| Linear formula | (CF3)2C6H3CHO |
| Assay | 97% |
| Boiling point | 37 °C/1.3 mmHg(lit.) |
| Density | 1.469 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.422(lit.) |
| Application | 3,5-Bis(trifluoromethyl)benzaldehyde was used in the synthesis of of a series of meso-3,5-bis(trifluoromethyl)phenyl-substituted expanded porphyrins1. |

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 | 69 °C / 156.2 °F |
| 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 3,5-Bis(trifluoromethyl)benzaldehyde used for?
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3,5-Bis(trifluoromethyl)benzaldehyde is primarily used as an organic building block in chemical synthesis, notably in the preparation of expanded porphyrins and other specialty organic compounds.
What is the CAS number and chemical formula for 3,5-Bis(trifluoromethyl)benzaldehyde?
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The CAS number is 401-95-6 and the linear chemical formula is (CF3)2C6H3CHO.
What grade and purity does Tech Serve Solutions supply for 3,5-Bis(trifluoromethyl)benzaldehyde?
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Tech Serve Solutions supplies 3,5-Bis(trifluoromethyl)benzaldehyde with a minimum purity of 97%. This product is suitable for research and general laboratory use. TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 3,5-Bis(trifluoromethyl)benzaldehyde be handled safely?
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3,5-Bis(trifluoromethyl)benzaldehyde is a warning substance (GHS07) and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Use with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, and handle in a well-ventilated area. Avoid breathing dust/fume/gas/mist/vapours/spray.
Is 3,5-Bis(trifluoromethyl)benzaldehyde a controlled substance?
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Based on the provided data, 3,5-Bis(trifluoromethyl)benzaldehyde is not listed as a controlled substance. However, users should always verify local regulations.
How is 3,5-Bis(trifluoromethyl)benzaldehyde packed and exported?
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Tech Serve Solutions packs and exports chemicals adhering to all relevant international shipping regulations for hazardous materials, ensuring safe transit.
How can I request a quote or sample of 3,5-Bis(trifluoromethyl)benzaldehyde?
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To request a quote or a sample, please contact our sales team via the website or by calling our customer service number.
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