4-Hydroxy-L-phenylglycine
4-Hydroxy-L-phenylglycine (CAS 32462-30-9, C8H9NO3) is a chiral amino acid derivative with a molecular weight of 167.16 g/mol. It is recognised for its utility in chemical synthesis and peptide chemistry. As an unnatural amino acid derivative, it plays a role in chemical biology research and the development of novel compounds. TSS supplies this fine chemical for laboratory and industrial applications.

Peptide Synthesis
This compound serves as a valuable building block in the synthesis of peptides, particularly those incorporating unnatural amino acids to modify their properties and functions.
Chemical Biology Research
Its unique structure makes it a useful tool in chemical biology for probing biological systems or creating novel biomolecules.
Organic Synthesis
4-Hydroxy-L-phenylglycine is employed as a chiral intermediate in various organic synthesis pathways, enabling the construction of complex molecules.
Derivative Preparation
It is used as a starting material for the synthesis of diverse phenylglycine derivatives with potential applications in pharmaceuticals and materials science.
| Molecular weight | 167.16 |
|---|---|
| Empirical formula | C8H9NO3 |
| Assay | ≥99.0% (NT) |
| Optical activity | [α]20/D +158±3°, c = 1% in 1 M HCl |

Hazard statements
- H302Harmful if swallowed
- 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) | Xn |
| Risk statements (R) | 22-36/37/38 |
| 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-Hydroxy-L-phenylglycine used for?
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4-Hydroxy-L-phenylglycine is primarily used in peptide synthesis, chemical biology research, organic synthesis, and for preparing various phenylglycine derivatives.
What is the CAS number and formula for 4-Hydroxy-L-phenylglycine?
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The CAS number for 4-Hydroxy-L-phenylglycine is 32462-30-9, and its molecular formula is C8H9NO3.
What grade and purity does Tech Serve Solutions supply for 4-Hydroxy-L-phenylglycine?
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Tech Serve Solutions supplies 4-Hydroxy-L-phenylglycine with an assay of ≥99.0% (NT). We do not represent this product as USP, BP, or EP grade.
How should I handle 4-Hydroxy-L-phenylglycine safely?
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Handle 4-Hydroxy-L-phenylglycine with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid inhalation of dust and ensure adequate ventilation. It is classified as harmful if swallowed and causes skin and eye irritation, with potential respiratory irritation.
Is 4-Hydroxy-L-phenylglycine a controlled substance?
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Based on the provided data, 4-Hydroxy-L-phenylglycine is not indicated as a controlled substance.
How is 4-Hydroxy-L-phenylglycine packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details for 4-Hydroxy-L-phenylglycine depend on order size and destination, adhering to international shipping regulations.
How can I request a sample or quote for 4-Hydroxy-L-phenylglycine?
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To request a sample or a quote for 4-Hydroxy-L-phenylglycine, please contact our sales team through the website or provide your inquiry details.
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