Dimethyl 5-methoxyisophthalate
Dimethyl 5-methoxyisophthalate (CAS 20319-44-2, C<sub>10</sub>H<sub>10</sub>O<sub>5</sub>) is a versatile organic compound with a molecular weight of 224.21 g/mol. It functions as a key building block in organic synthesis, particularly within the realm of carbonyl compounds and esters. This chemical intermediate is valued for its utility in constructing more complex molecular architectures across various research and development sectors.

Organic Synthesis Intermediate
Dimethyl 5-methoxyisophthalate serves as a valuable intermediate in the synthesis of diverse organic molecules. Its structure allows for further functionalization, making it useful in the development of novel compounds for research purposes.
Pharmaceutical Research
This compound may be employed in the early stages of pharmaceutical research and development. It can act as a precursor or building block in the synthesis pathways of potential drug candidates.
Material Science
As an organic building block, Dimethyl 5-methoxyisophthalate can be explored for its potential incorporation into new materials. Its ester functionalities offer sites for polymerisation or modification.
| Molecular weight | 224.21 |
|---|---|
| Linear formula | CH3OC6H3(CO2CH3)2 |
| Assay | 97% |
| Melting point | 108-112 °C(lit.) |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| 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 Dimethyl 5-methoxyisophthalate used for?
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Dimethyl 5-methoxyisophthalate is primarily used as a building block and intermediate in organic synthesis, particularly for creating more complex organic molecules in research and development settings, including potential applications in pharmaceutical research and material science.
What are the CAS number and chemical formula for Dimethyl 5-methoxyisophthalate?
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The CAS number for Dimethyl 5-methoxyisophthalate is 20319-44-2, and its chemical formula is C<sub>10</sub>H<sub>10</sub>O<sub>5</sub>.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dimethyl 5-methoxyisophthalate with an assay of 97%. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Dimethyl 5-methoxyisophthalate?
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Dimethyl 5-methoxyisophthalate is classified as a Warning (GHS07) and causes serious eye irritation (H319). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, should be used. Handle in a well-ventilated area and follow precautionary statements P305 + P351 + P338.
How is Dimethyl 5-methoxyisophthalate packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details for Dimethyl 5-methoxyisophthalate will be confirmed upon order, adhering to international shipping regulations.
How can I request a quote or sample for Dimethyl 5-methoxyisophthalate?
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To request a quote or sample for Dimethyl 5-methoxyisophthalate, please contact our sales team directly through our website or via the provided contact details.
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