4,4′-Diformyltriphenylamine
4,4′-Diformyltriphenylamine (CAS: 53566-95-3) is an organic compound with the molecular formula C20H15NO2 and a molecular weight of 301.34 g/mol. This tertiary amine features two aldehyde functional groups, making it a valuable intermediate in organic synthesis. It serves as a versatile building block for constructing more complex molecules, particularly in the fields of materials science and medicinal chemistry.
- IUPAC
- 4,4′-(Phenylimino)bisbenzaldehyde,Bis(4-formylphenyl)aniline,Bis(4-formylphenyl)phenylamine
- Synonyms
- 4,4'-(Phenylimino)bisbenzaldehydeBis(4-formylphenyl)anilineBis(4-formylphenyl)phenylamine

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of novel organic compounds. Its dialdehyde structure allows for diverse chemical transformations and the creation of complex molecular architectures.
Materials Science Research
Investigated for its potential use in the development of advanced materials. The triphenylamine core and aldehyde functionalities can be incorporated into polymers, dyes, and electronic materials.
Pharmaceutical Intermediate
A precursor in the synthesis pathway for potential pharmaceutical agents. Its structure can be modified to create diverse scaffolds for drug discovery programmes.
| Molecular weight | 301.34 |
|---|---|
| Empirical formula | C20H15NO2 |
| Assay | 95% |
| Melting point | 142-146 °C |

Hazard statements
- H317May cause an allergic skin reaction
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 43 |
| Safety statements (S) | 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 4,4′-Diformyltriphenylamine used for?
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4,4′-Diformyltriphenylamine is primarily used as an intermediate in organic synthesis, a building block for advanced materials, and in pharmaceutical research.
What are the CAS number and formula for 4,4′-Diformyltriphenylamine?
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The CAS number is 53566-95-3 and the empirical formula is C20H15NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4′-Diformyltriphenylamine with a minimum assay of 95%. This product is supplied for research and development purposes and is not intended for USP, BP, EP, or other pharmacopoeia compliance.
What are the safety considerations when handling 4,4′-Diformyltriphenylamine?
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4,4′-Diformyltriphenylamine is classified as a Warning. It may cause an allergic skin reaction (H317) and may cause long lasting harmful effects to aquatic life (H413). Appropriate personal protective equipment including a dust mask (N95), eyeshields, face shields, and gloves should be used. Handle in a well-ventilated area.
How is 4,4′-Diformyltriphenylamine packed and shipped?
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This chemical is carefully packed in compliance with international shipping regulations and exported globally by Tech Serve Solutions.
How can I request a sample or quote for 4,4′-Diformyltriphenylamine?
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Please contact our sales department via the website or by telephone to request a quotation or to discuss sample availability.
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