4-Acetylphenoxyacetic acid
4-Acetylphenoxyacetic acid (CAS: 1878-81-5; Formula: CH3COC6H4OCH2CO2H) is a specialised organic compound with a molecular weight of 194.18 g/mol. As a key building block in organic synthesis, it features both a ketone and a carboxylic acid functional group. This dual functionality makes it valuable in the preparation of more complex molecules and as an intermediate in chemical research and development.

Organic Synthesis Intermediate
Utilised as a versatile intermediate in the synthesis of complex organic molecules. Its reactive functional groups allow for various chemical transformations.
Research and Development
Employed in chemical research laboratories for the development of new compounds and materials. It serves as a starting material or reagent in novel synthetic routes.
Building Block
A key building block for organic chemists, providing a scaffold with acetyl and phenoxyacetic acid moieties for incorporation into larger structures.
| Molecular weight | 194.18 |
|---|---|
| Linear formula | CH3COC6H4OCH2CO2H |
| Assay | 99% |
| Melting point | 175-177 °C (dec.)(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) | 26-36 |
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 4-Acetylphenoxyacetic acid used for?
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4-Acetylphenoxyacetic acid is primarily used as a building block and intermediate in organic synthesis and chemical research and development.
What is the CAS number and chemical formula for 4-Acetylphenoxyacetic acid?
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The CAS number is 1878-81-5 and the chemical formula is CH3COC6H4OCH2CO2H.
What grade and purity does Tech Serve Solutions supply for 4-Acetylphenoxyacetic acid?
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Tech Serve Solutions supplies 4-Acetylphenoxyacetic acid with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should 4-Acetylphenoxyacetic acid be handled?
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Handle 4-Acetylphenoxyacetic acid with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation as it may cause respiratory irritation (H335).
Is 4-Acetylphenoxyacetic acid a controlled substance?
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Based on the provided data, there is no indication that 4-Acetylphenoxyacetic acid is a controlled substance.
How is 4-Acetylphenoxyacetic acid packed and exported?
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Tech Serve Solutions, as a specialist global supplier, packs and exports chemicals like 4-Acetylphenoxyacetic acid according to international shipping regulations. Please contact us for specific export details.
How can I request a quote or sample for 4-Acetylphenoxyacetic acid?
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To request a quote or sample for 4-Acetylphenoxyacetic acid, please contact our sales team through the website or by calling us directly.
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