(4-Hydroxyphenoxy)acetic acid
(4-Hydroxyphenoxy)acetic acid (CAS 1878-84-8; Formula: HOC6H4OCH2CO2H) is a valuable organic compound with a molecular weight of 168.15 g/mol. As a carboxylic acid featuring both hydroxyl and ether functionalities, it serves as a versatile intermediate in organic synthesis. Its structure makes it suitable for use in the development of various chemical entities, contributing to research and development in several scientific fields.

Organic Synthesis Intermediate
Utilised as a building block in the synthesis of more complex organic molecules. Its functional groups allow for diverse chemical transformations.
Research and Development
Employed in laboratory settings for chemical research, particularly in the exploration of new compounds and reaction pathways.
Material Science Exploration
Potentially used in the development of novel materials where its specific chemical structure can impart desired properties.
| Molecular weight | 168.15 |
|---|---|
| Linear formula | HOC6H4OCH2CO2H |
| Assay | 98% |
| Melting point | 154-157 °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) | 26-36 |
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-Hydroxyphenoxy)acetic acid used for?
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(4-Hydroxyphenoxy)acetic acid is primarily used as an intermediate in organic synthesis and in research and development for creating new chemical entities and exploring reaction pathways.
What are the CAS number and formula for (4-Hydroxyphenoxy)acetic acid?
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The CAS number is 1878-84-8 and the chemical formula is HOC6H4OCH2CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (4-Hydroxyphenoxy)acetic acid with an assay of 98%. This product is not represented as USP, BP, or EP grade.
How should (4-Hydroxyphenoxy)acetic acid be handled?
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Handling requires appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice if irritation persists.
How is this chemical shipped and exported?
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As a specialist global supplier and exporter, Tech Serve Solutions packages and exports chemicals according to international shipping regulations.
How can I request a sample or quote?
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To request a sample or a quote for (4-Hydroxyphenoxy)acetic acid, please contact our sales team through the website or by phone.
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