3-Methanesulfonyloxymethyl-pyrrolidine-1-carboxylic acid tert butyl ester
3-Methanesulfonyloxymethyl-pyrrolidine-1-carboxylic acid tert butyl ester (CAS: 141699-56-1; Formula: C11H21NO5S) is a heterocyclic building block with a molecular weight of 279.35 g/mol. This compound serves as a valuable intermediate in organic synthesis, particularly within pharmaceutical research and development. Its structure, featuring a protected pyrrolidine ring and a mesylate leaving group, facilitates diverse chemical transformations for the construction of complex molecules. Tech Serve Solutions supplies this chemical for research applications.

Pharmaceutical Intermediate
Utilised in the synthesis of novel pharmaceutical agents, leveraging its pyrrolidine core for drug discovery programs. The mesylate group acts as an efficient leaving group for nucleophilic substitution reactions.
Organic Synthesis Building Block
Serves as a versatile component in multi-step organic synthesis pathways. It is particularly useful for introducing functionalised pyrrolidine moieties into target molecules.
Chemical Research Reagent
Employed in academic and industrial research laboratories for the exploration of new chemical entities and synthetic methodologies.
| Molecular weight | 279.35 |
|---|---|
| Empirical formula | C11H21NO5S |
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 3-Methanesulfonyloxymethyl-pyrrolidine-1-carboxylic acid tert butyl ester used for?
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This compound is primarily used as a building block in organic synthesis, particularly in the development of pharmaceutical intermediates and for general chemical research.
What is the CAS number and formula for this chemical?
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The CAS number is 141699-56-1 and the empirical formula (Hill notation) is C11H21NO5S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product for research purposes. The specific grade and purity should be confirmed via a Certificate of Analysis (CoA) for each batch. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 3-Methanesulfonyloxymethyl-pyrrolidine-1-carboxylic acid tert butyl ester be handled?
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Consult the Safety Data Sheet (SDS) for comprehensive handling and safety information. Standard laboratory precautions should be observed, including appropriate personal protective equipment and adequate ventilation.
Is this chemical a controlled substance?
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Based on available data, this chemical is not listed as a controlled substance.
How is this chemical packed, shipped, or exported?
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Products are carefully packed to ensure safe transit and compliance with all relevant shipping regulations. We handle global exports and can provide documentation as required.
How can I request a sample or quote?
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Please contact our sales department via the website or email to request a quotation or sample.
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