L-Tryptophan benzyl ester
L-Tryptophan benzyl ester (CAS: 4299-69-8), with the molecular formula C18H18N2O2 and a molecular weight of 294.35 g/mol, is a derivative of the essential amino acid L-tryptophan. This compound serves as a valuable building block in chemical synthesis, particularly in peptide chemistry and the development of bioactive small molecules for research in cell biology and chemical biology. Its specific applications are primarily within laboratory and synthetic chemistry contexts.

Chemical Synthesis
Used as a reactant or intermediate in the synthesis of more complex organic molecules, particularly in the field of amino acid and peptide chemistry.
Peptide Chemistry
Serves as a protected form of L-tryptophan, enabling controlled incorporation into peptide sequences during solid-phase or solution-phase synthesis.
Biochemical Research
Employed in cell biology and chemical biology research as a tool compound or precursor for generating bioactive molecules for study.
Laboratory Reagent
A reagent for diverse laboratory applications requiring a protected tryptophan derivative for synthetic or analytical purposes.
| Molecular weight | 294.35 |
|---|---|
| Empirical formula | C18H18N2O2 |
| Assay | 98% |
| Optical activity | [α]20/D +9.9°, c = 1 in ethanol |
| Melting point | 77-80 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... TACR1(6869) |
|---|
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 L-Tryptophan benzyl ester used for?
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L-Tryptophan benzyl ester (CAS: 4299-69-8) is primarily used as an intermediate in chemical synthesis, especially in peptide chemistry and for the development of bioactive small molecules in biochemical research.
What are the CAS number and formula for L-Tryptophan benzyl ester?
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The CAS number for L-Tryptophan benzyl ester is 4299-69-8, and its empirical formula is C18H18N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Tryptophan benzyl ester with an assay of 98%. This product is not represented as USP, BP, EP, or any pharmacopoeial grade; it is suitable for research and technical applications.
How should L-Tryptophan benzyl ester be handled safely?
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Handling L-Tryptophan benzyl ester requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. It is classified with a WGK of 3 in Germany, indicating a high hazard to water.
How is L-Tryptophan benzyl ester packed, shipped, and exported?
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L-Tryptophan benzyl ester is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions in compliance with all relevant regulations.
How can I request a sample or a quote for L-Tryptophan benzyl ester?
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To request a sample or a quote for L-Tryptophan benzyl ester, please contact our sales team through the website or via direct enquiry, providing your specific requirements.
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