N-Phenylphthalimide
N-Phenylphthalimide (CAS: 520-03-6), a chemical compound with the formula C14H9NO2 and a molecular weight of 223.23 g/mol, is a valuable organic building block. Characterised by its cyclic imide structure, it finds utility in various synthetic pathways and chemical research applications. Its well-defined properties make it a reliable reagent for developing more complex molecules.

Organic Synthesis
N-Phenylphthalimide serves as a key intermediate in the synthesis of various organic compounds. Its reactive sites allow for further functionalization, contributing to the construction of diverse molecular architectures.
Chemical Research
This compound is utilised in academic and industrial research laboratories for exploring new chemical reactions and developing novel materials. Its predictable behaviour in organic transformations makes it a useful tool for synthetic chemists.
Building Block Chemistry
As an organic building block, N-Phenylphthalimide can be incorporated into larger molecules. It is particularly relevant in the field of heterocyclic chemistry due to its phthalimide core.
| Molecular weight | 223.23 |
|---|---|
| Empirical formula | C14H9NO2 |
| Assay | 98% |
| Melting point | 204-207 °C(lit.) |
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 N-Phenylphthalimide used for?
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N-Phenylphthalimide is primarily used as an organic building block and an intermediate in chemical synthesis and research laboratories for developing new molecular structures.
What are the CAS number and formula for N-Phenylphthalimide?
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The CAS number for N-Phenylphthalimide is 520-03-6, and its molecular formula is C14H9NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N-Phenylphthalimide with an assay of 98%. This is a technical grade, and TSS does not represent it as USP, BP, or EP.
How should N-Phenylphthalimide be handled?
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N-Phenylphthalimide is classified under WGK 3 in Germany, indicating a high hazard to water. Handle with appropriate personal protective equipment in a well-ventilated area to avoid exposure.
Is N-Phenylphthalimide a controlled substance?
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The provided data does not indicate that N-Phenylphthalimide is a controlled substance.
How can I request a sample or quote for N-Phenylphthalimide?
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To request a sample or a quote for N-Phenylphthalimide, please contact our sales team through the TSS website or by phone.
How is N-Phenylphthalimide packed and shipped?
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N-Phenylphthalimide is carefully packed to ensure safety during transit and is exported globally by Tech Serve Solutions.
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