Product information
FMOC-S-trityl-L-Cysteine
- CAS No.
- 103213-32-7
- Formula
- C₃₇H₃₁NO₄S
- Molecular weight
- 586.72 g/mol
- Synonyms
- 2-{[(9H-Fluoren-9-ylmethoxy)carbonyl]amino}-3-(tritylthio)propanoic acid
Backed by process development and scale-up capabilities, Capot can provide stable kilogram-to-commercial-scale supply of FMOC-S-trityl-L-Cysteine and support custom specifications.

Product overview
This protected amino-acid derivative contains an Fmoc-protected amino group and a free carboxylic acid group. Its protected amino-acid framework may be used for stepwise peptide coupling with compatible protecting-group conditions.
Application areas
Depending on the synthesis route and project requirements, this product may also be suitable for other related organic synthesis applications.
Potential uses
- Fmoc-Cys(Trt)-OH is a protected L-cysteine building block for solid-phase peptide synthesis, including preparation of cysteine-containing peptides and peptide thioesters.
Typical specifications
| Item | Typical specification |
|---|---|
| Appearance | white to light yellow crystal powder |
| Purity | NLT 98% |
Specific quality parameters can be confirmed based on project and application requirements. The final product specifications are those agreed upon by both parties.
Production & quality support
Quality support
- Process development, optimization and scale-up
- Analytical testing and quality control
- Batch documentation and technical information support
Scale & supply
- Commercial manufacturing and supply capabilities from kilogram to ton scale
- Assessment of customer specifications and quality requirements
- Long-term reliable supply support
Supply scale:Evaluated based on project requirements
Available documents
- Product specification (SPEC)
- Safety data sheet (SDS)
- Certificate of analysis (COA)
- Route of synthesis (ROS)
- Method of analysis (MOA)
- Analytical data
- Regulatory and quality declarations
Related documents may be evaluated and provided based on the product, project stage, progress of cooperation, and confidentiality requirements.
Website information is for reference only. For product specifications and related materials, please refer to the final official documents confirmed by our company.
Custom requirements
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