Ethyl 3-chloro-4-hydroxybenzoate
Ethyl 3-chloro-4-hydroxybenzoate (CAS: 16357-41-8), with the linear formula HOC₆H₃ClCO₂CH₂CH₃ and a molecular weight of 200.62 g/mol, is a key organic building block. This chlorinated ester is primarily utilised in chemical synthesis, serving as a versatile intermediate in the development of more complex molecules. Its specific structure makes it valuable for introducing particular functionalities in research and development settings.
- IUPAC
- 3-Chloro-4-hydroxybenzoicacid ethyl ester

Organic Synthesis Intermediate
Ethyl 3-chloro-4-hydroxybenzoate is employed as a crucial intermediate in various organic synthesis pathways. It facilitates the construction of target molecules through its reactive functional groups.
Building Block for Specialty Chemicals
The compound serves as a foundational building block in the creation of specialty chemicals. Its chlorinated phenolic ester structure offers unique reactivity for derivatisation.
Research and Development
Utilised in academic and industrial research laboratories, this chemical aids in exploring new synthetic methodologies and developing novel compounds.
| Molecular weight | 200.62 |
|---|---|
| Linear formula | HOC6H3ClCO2CH2CH3 |
| Assay | 97% |
| Melting point | 98-102 °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 Ethyl 3-chloro-4-hydroxybenzoate used for?
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Ethyl 3-chloro-4-hydroxybenzoate is primarily used as an intermediate in organic synthesis and as a building block for specialty chemicals in research and development.
What is the CAS number and molecular formula for Ethyl 3-chloro-4-hydroxybenzoate?
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The CAS number for Ethyl 3-chloro-4-hydroxybenzoate is 16357-41-8, and its linear molecular formula is HOC₆H₃ClCO₂CH₂CH₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 3-chloro-4-hydroxybenzoate with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should Ethyl 3-chloro-4-hydroxybenzoate be handled?
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Handling requires caution due to hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Recommended personal protective equipment includes a dust mask (N95), eyeshields, and gloves. Ensure adequate ventilation.
Is Ethyl 3-chloro-4-hydroxybenzoate packed and shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Ethyl 3-chloro-4-hydroxybenzoate, adhering to international shipping regulations.
How can I request a quote or sample for Ethyl 3-chloro-4-hydroxybenzoate?
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To request a quote or sample, please contact our sales team through the website or by calling our direct line. Please specify the quantity and your intended application.
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