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4-Hydroxyphthalic acid, 98%, Thermo Scientific Chemicals
Description
4-Hydroxyphthalic acid is used as a precursor to prepare 3,5-dichloro-4-hydroxyphthalic acid using the reagent aqueous acetic acid and chlorine. Further, it is also used as a starting material in the manufacture of N-(4-carboxyphenyl)-4-acetoxyphthalimide.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
4-Hydroxyphthalic acid is used as a precursor to prepare 3,5-dichloro-4-hydroxyphthalic acid using the reagent aqueous acetic acid and chlorine. Further, it is also used as a starting material in the manufacture of N-(4-carboxyphenyl)-4-acetoxyphthalimide.
Solubility
Slightly miscible with water.
Notes
Incompatible with strong oxidizing agents.

Specifications
Specifications
Melting Point | ∼190°C (decomposition) |
Quantity | 25 g |
Solubility Information | Slightly miscible with water. |
Formula Weight | 182.13 |
Percent Purity | 98% |
Chemical Name or Material | 4-Hydroxyphthalic acid |
Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
10184375 | Certificate of Analysis | 16/01/2023 | A15091.06,A15091.14,A15091.22 |
10243828 | Certificate of Analysis | 13/10/2022 | A15091.06,A15091.14,A15091.22 |
J9312A | Certificate of Analysis | 22/11/2021 | A15091.06,A15091.14,A15091.22 |
10138116 | Certificate of Analysis | 22/11/2021 | A15091.06,A15091.14,A15091.22 |
10160601 | Certificate of Analysis | 22/11/2021 | A15091.06,A15091.14,A15091.22 |
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