Ethyl 3,4-dimethoxybenzoylacetate
Ethyl 3,4-dimethoxybenzoylacetate (CAS 4687-37-0) is a specialised organic compound with the linear formula C 2 H 5 OCOCH 2 COC 6 H 3 (OCH 3 ) 2 and a molecular weight of 252.26 g/mol. This beta-keto ester serves as a versatile building block in organic synthesis, particularly within the pharmaceutical and fine chemical industries. Its structure, featuring both ester and ketone functionalities alongside dimethoxybenzene substituents, enables a range of chemical transformations.
- Synonyms
- C2H5OCOCH2COC6H3(OCH3)2

Pharmaceutical Intermediate Synthesis
Utilised as a key intermediate in the multi-step synthesis of complex active pharmaceutical ingredients (APIs). Its reactive carbonyl and ester groups allow for subsequent functionalisation and ring formation critical in drug discovery and development.
Organic Synthesis Building Block
A valuable reagent for introducing the 3,4-dimethoxybenzoylacetyl moiety into target molecules. It is employed in research and development settings for the creation of novel organic compounds and materials.
Fine Chemical Production
Contributes to the production of specialised fine chemicals where its specific structural elements are required. This includes its use in the synthesis of custom molecules for various industrial applications.
| Molecular weight | 252.26 |
|---|---|
| Linear formula | C2H5OCOCH2COC6H3(OCH3)2 |
| Assay | 97% |
| Melting point | 37-41 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
| Safety statements (S) | 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 Ethyl 3,4-dimethoxybenzoylacetate used for?
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Ethyl 3,4-dimethoxybenzoylacetate is primarily used as a building block in organic synthesis, particularly for the preparation of pharmaceutical intermediates and fine chemicals. Its chemical structure allows for various synthetic transformations.
What is the CAS number and formula for Ethyl 3,4-dimethoxybenzoylacetate?
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The CAS number is 4687-37-0, and its linear formula is C 2 H 5 OCOCH 2 COC 6 H 3 (OCH 3 ) 2 .
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should Ethyl 3,4-dimethoxybenzoylacetate be handled?
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When handling, it is recommended to wear a dust mask type N95 (US), eyeshields, and gloves. Refer to the safety data sheet for comprehensive handling and hazard information. The compound is classified with H302 (Harmful if swallowed).
Is this chemical controlled or scheduled?
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Based on the provided data, there is no indication that this chemical is a controlled or scheduled substance.
How is this product packed and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, adhering to international shipping regulations for safe and compliant delivery.
How can I request a quote or sample?
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Please contact our sales team or use the online inquiry form on the Tech Serve Solutions website to request a quote or sample for Ethyl 3,4-dimethoxybenzoylacetate.
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