1,3-Phenylenediacetic acid
1,3-Phenylenediacetic acid (CAS: 19806-17-8) is a dicarboxylic acid with the molecular formula C10H10O4 and a molecular weight of 194.18 g/mol. This organic compound serves as a valuable building block in chemical synthesis, particularly within the realms of organic chemistry and materials science. It features two acetic acid groups attached to a benzene ring at the meta positions, enabling diverse chemical transformations and polymer construction.
- Synonyms
- C6H4(CH2CO2H)21,3-Benzenediacetic acid

Organic Synthesis Intermediate
1,3-Phenylenediacetic acid is utilised as a key intermediate in the synthesis of more complex organic molecules. Its dicarboxylic acid functionality allows for reactions such as esterification and amidation, leading to diverse chemical entities.
Polymer Science
The difunctional nature of this compound makes it suitable for use as a monomer or co-monomer in the creation of novel polymers. It can contribute to the structural backbone of polyesters and polyamides.
Research and Development
This chemical is employed in academic and industrial research settings for exploring new synthetic pathways and developing innovative materials with tailored properties.
| Molecular weight | 194.18 |
|---|---|
| Linear formula | C6H4(CH2CO2H)2 |
| Assay | 97% |
| Melting point | 175-177 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- 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) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 1,3-Phenylenediacetic acid used for?
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1,3-Phenylenediacetic acid is primarily used as a building block in organic synthesis and for the development of new polymers. It serves as an intermediate in creating complex organic molecules and advanced materials.
What is the CAS number and formula for 1,3-Phenylenediacetic acid?
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The CAS number for 1,3-Phenylenediacetic acid is 19806-17-8, and its molecular formula is C10H10O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Phenylenediacetic acid with a minimum purity of 97%. This product is typically supplied for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
How should 1,3-Phenylenediacetic acid be handled safely?
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Handle 1,3-Phenylenediacetic acid with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), safety eyeshields, and gloves. Avoid inhalation of dust and ensure adequate ventilation. This compound is classified as an irritant to the skin, eyes, and respiratory tract (H315, H319, H335).
Is 1,3-Phenylenediacetic acid a controlled substance?
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Based on the provided data, 1,3-Phenylenediacetic acid is not indicated as a controlled substance.
How is 1,3-Phenylenediacetic acid packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Packaging details are confirmed upon order, adhering to international shipping regulations for chemical compounds.
How can I request a sample or quote for 1,3-Phenylenediacetic acid?
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To request a sample or a quotation for 1,3-Phenylenediacetic acid, please contact our sales department through the website or direct inquiry channels.
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