3,3-Diphenylpropionic acid
3,3-Diphenylpropionic acid (CAS 606-83-7) is a specialized organic compound with the linear formula (C₆H₅)₂CHCH₂COOH and a molecular weight of 226.27 g/mol. This carboxylic acid derivative serves as a valuable building block in organic synthesis. Its structure, featuring two phenyl rings attached to a propionic acid backbone, allows for diverse chemical transformations. It is primarily utilised in research and development settings for creating more complex molecular architectures.
- Synonyms
- (C6H5)2CHCH2COOH

Organic Synthesis Intermediate
3,3-Diphenylpropionic acid is a key intermediate in multi-step organic syntheses. Its carboxylic acid functionality and diphenylmethane core enable reactions such as esterification, amidation, and further modifications on the aromatic rings.
Research and Development
This compound finds application in academic and industrial research laboratories for exploring novel chemical reactions and developing new materials or pharmaceutical candidates. Its availability supports synthetic methodology studies.
Building Block for Complex Molecules
The unique structural features of 3,3-Diphenylpropionic acid make it a useful starting material for constructing more elaborate organic molecules with specific functionalities or desired properties.
| Molecular weight | 226.27 |
|---|---|
| Linear formula | (C6H5)2CHCH2COOH |
| Assay | 99% |
| Melting point | 151-154 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
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 3,3-Diphenylpropionic acid used for?
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3,3-Diphenylpropionic acid is primarily used as a building block and intermediate in organic synthesis for research and development purposes, supporting the creation of more complex molecules.
What are the CAS number and chemical formula for 3,3-Diphenylpropionic acid?
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The CAS number for 3,3-Diphenylpropionic acid is 606-83-7, and its linear formula is (C₆H₅)₂CHCH₂COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,3-Diphenylpropionic acid with an assay of 99%. TSS does not represent this product as USP, BP, EP or other pharmacopoeial grades unless explicitly stated.
How should 3,3-Diphenylpropionic acid be handled safely?
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Handle 3,3-Diphenylpropionic acid with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. It has a flash point of 113 °C (235.4 °F) and is classified under WGK 3 in Germany, indicating a potential hazard to water.
Is 3,3-Diphenylpropionic acid a controlled substance?
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The provided data does not indicate that 3,3-Diphenylpropionic acid is a controlled substance.
How is 3,3-Diphenylpropionic acid packed and shipped globally by TSS?
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Tech Serve Solutions, as a specialist global supplier and exporter, packs and ships chemicals like 3,3-Diphenylpropionic acid according to international regulations for safe transport.
How can I request a quote or sample for 3,3-Diphenylpropionic acid?
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To request a quote or sample for 3,3-Diphenylpropionic acid, please contact our sales department via the methods provided on our website.
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