(4-Allylphenyl)diphenylamine
(4-Allylphenyl)diphenylamine (CAS: 190334-80-6), with the molecular formula C21H19N and a molecular weight of 285.38 g/mol, is an organic compound serving as a versatile building block. It finds application in materials science and chemical synthesis, particularly in the development of organic and printed electronics. Its chemical structure lends itself to further functionalisation in advanced synthetic routes.

Organic Electronics
Utilised as a precursor or intermediate in the synthesis of novel materials for organic light-emitting diodes (OLEDs), organic field-effect transistors (OFETs), and organic photovoltaics (OPVs).
Chemical Synthesis
Serves as a key building block for constructing more complex organic molecules, enabling diverse synthetic pathways in research and development.
Materials Science
Incorporated into advanced materials where its specific electronic or structural properties can be exploited for functional applications.
| Molecular weight | 285.38 |
|---|---|
| Empirical formula | C21H19N |
| Assay | 97% |
| Melting point | 64-68 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H413May cause long-lasting harmful effects to aquatic life
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 |
|---|---|
| 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-Allylphenyl)diphenylamine used for?
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(4-Allylphenyl)diphenylamine is primarily used as a building block in chemical synthesis, particularly for applications in organic electronics and materials science.
What is the CAS number and chemical formula for (4-Allylphenyl)diphenylamine?
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The CAS number is 190334-80-6, and the chemical formula is C21H19N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (4-Allylphenyl)diphenylamine with a purity of 97%. This product is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should (4-Allylphenyl)diphenylamine be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Avoid breathing dust/fume/gas/mist/vapours/spray. Ensure adequate ventilation. It is classified with Warning signal word and hazards H315, H319, H335, H413.
Does Tech Serve Solutions export (4-Allylphenyl)diphenylamine?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including (4-Allylphenyl)diphenylamine.
How can I request a sample or quote for (4-Allylphenyl)diphenylamine?
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Please contact our sales team via the website to request a sample or obtain a quote for (4-Allylphenyl)diphenylamine.
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