Methyl 4-(3-formylphenyl)benzoate
Methyl 4-(3-formylphenyl)benzoate (CAS 221021-36-9; C15H12O3) is a specialized organic compound with a molecular weight of 240.25 g/mol. Characterised by its dual functionality as both an aldehyde and an ester, it serves as a valuable building block in organic synthesis. This compound is predominantly used in research and development settings for the construction of more complex molecular architectures in the fields of materials science and pharmaceuticals.
- IUPAC
- 4-(3-Formylphenyl)benzoic acid methyl ester

Organic Synthesis Intermediate
Methyl 4-(3-formylphenyl)benzoate acts as a key intermediate in the synthesis of diverse organic molecules. Its aldehyde group allows for a range of condensation and addition reactions, while the benzoate ester can undergo hydrolysis or transesterification.
Building Block for Complex Molecules
This compound is utilised as a fundamental building block for creating complex organic structures. It finds application in academic research and industrial R&D for designing novel pharmaceuticals and advanced materials.
Research and Development
Primarily employed in laboratory settings, Methyl 4-(3-formylphenyl)benzoate supports synthetic strategy development and the exploration of new chemical entities. Its specific structure makes it a useful starting material for targeted synthesis projects.
| Molecular weight | 240.25 |
|---|---|
| Empirical formula | C15H12O3 |
| Assay | 97% |
| Melting point | 97-101 °C |

Hazard statements
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | N |
| Risk statements (R) | 50/53 |
| Safety statements (S) | 60-61 |
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 Methyl 4-(3-formylphenyl)benzoate used for?
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Methyl 4-(3-formylphenyl)benzoate is used as a key intermediate and building block in organic synthesis, primarily in research and development for creating complex organic molecules, including potential pharmaceuticals and materials.
What are the CAS number and molecular formula?
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The CAS number for Methyl 4-(3-formylphenyl)benzoate is 221021-36-9, and its molecular formula is C15H12O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl 4-(3-formylphenyl)benzoate with a purity of 97% (assay). TSS does not represent this product as USP, BP, EP or any other pharmacopoeia grade.
How should Methyl 4-(3-formylphenyl)benzoate be handled?
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Methyl 4-(3-formylphenyl)benzoate is classified as Warning with hazard statement H400, indicating it is very toxic to aquatic life. It also carries risk statements R50/53 and safety statements S60/61. Handling requires appropriate personal protective equipment, including eyeshields and gloves, and measures to prevent release into the environment (P273).
Is this chemical exported or shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Methyl 4-(3-formylphenyl)benzoate, and can arrange international shipping.
How can I request a quote or sample?
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To request a quote or sample of Methyl 4-(3-formylphenyl)benzoate, please contact our sales team through the website or via the provided contact details.
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