Phenylmaleic anhydride
Phenylmaleic anhydride (CAS: 36122-35-7), with the molecular formula C10H6O3 and a molecular weight of 174.15 g/mol, is a chemical compound utilised in various scientific applications. It serves as a building block in materials science and polymer science, particularly as an anhydride monomer. This compound is generally supplied at an assay of 99% for research and development purposes by Tech Serve Solutions.

Monomer for Polymer Synthesis
Phenylmaleic anhydride functions as a monomer in the synthesis of polymers. Its anhydride structure allows for participation in polymerization reactions, contributing to the development of novel polymeric materials with specific properties.
Materials Science Research
This compound is employed in materials science research for the creation of advanced materials. It can be incorporated into complex molecular structures to modify or enhance material characteristics.
Organic Synthesis Intermediate
As a functionalised anhydride, phenylmaleic anhydride can serve as an intermediate in various organic synthesis pathways. Its reactivity enables the formation of more complex organic molecules.
| Molecular weight | 174.15 |
|---|---|
| Empirical formula | C10H6O3 |
| Assay | 99% |
| Melting point | 120-122 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| 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 Phenylmaleic anhydride used for?
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Phenylmaleic anhydride is primarily used as an anhydride monomer in materials science and polymer science research, and as an intermediate in organic synthesis.
What is the CAS number and molecular formula for Phenylmaleic anhydride?
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The CAS number for Phenylmaleic anhydride is 36122-35-7, and its molecular formula is C10H6O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenylmaleic anhydride with an assay of 99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Phenylmaleic anhydride be handled safely?
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Phenylmaleic anhydride is harmful if swallowed, in contact with skin, or if inhaled (H302-H312-H332). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, must be worn. Ensure adequate ventilation and avoid dust formation.
Can Phenylmaleic anhydride be exported globally by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Phenylmaleic anhydride.
How can I request a quote or sample of Phenylmaleic anhydride?
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To request a quote or sample, please contact our sales team through the website or by phone.
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