Phthalic acid dipotassium salt
Phthalic acid dipotassium salt (CAS 4409-98-7) is an organic salt with the molecular formula C6H4-1,2-(CO2K)2 and a molecular weight of 242.31 g/mol. This compound serves as a valuable building block in chemical synthesis. Its utility lies in its structure, enabling participation in various organic reactions. Available from Tech Serve Solutions, it is supplied with an assay of 98% for research and industrial applications.
- Synonyms
- 2-(CO2K)2

Organic Synthesis Intermediate
Phthalic acid dipotassium salt functions as a key intermediate in the synthesis of more complex organic molecules. Its reactive sites allow for diverse chemical transformations.
Building Block for Heterocycles
The compound can be employed in the construction of various heterocyclic ring systems, which are important motifs in pharmaceuticals and materials science.
Precursor for Specialty Chemicals
It serves as a precursor in the development of specialty chemicals, leveraging its specific structural features for targeted synthesis.
| Molecular weight | 242.31 |
|---|---|
| Linear formula | C6H4-1,2-(CO2K)2 |
| Assay | 98% |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 Phthalic acid dipotassium salt used for?
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Phthalic acid dipotassium salt is primarily used as a building block in organic synthesis and as an intermediate for creating specialty chemicals and heterocyclic compounds.
What are the CAS number and molecular formula for Phthalic acid dipotassium salt?
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The CAS number is 4409-98-7 and the molecular formula is C6H4-1,2-(CO2K)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phthalic acid dipotassium salt with an assay of 98%. This product is intended for research and general chemical use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety precautions for handling Phthalic acid dipotassium salt?
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Handle Phthalic acid dipotassium salt with appropriate personal protective equipment, including eyeshields and gloves. A respirator filter of type N95 (US) or P1 (EN143) is recommended. The substance is classified with WGK 2 (German water hazard class).
Is Phthalic acid dipotassium salt a controlled substance?
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The provided data does not indicate that Phthalic acid dipotassium salt is a controlled substance.
How is Phthalic acid dipotassium salt packed, shipped, and exported?
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Tech Serve Solutions professionally packs and ships chemicals globally. Specific packaging details and export procedures can be discussed upon inquiry.
How can I request a sample or quote for Phthalic acid dipotassium salt?
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To request a sample or a quote, please contact our sales department through the website or by phone, referencing the product name and CAS number.
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