Merrifield’s peptide resin
Merrifield’s peptide resin (CAS: 9036-15-1) is a specialised polymer matrix, typically 1% cross-linked polystyrene, used as a solid support in solid-phase peptide synthesis (SPPS). Its chloromethylated functional groups allow for the covalent attachment of the first amino acid, initiating the stepwise assembly of peptide chains. This reagent is fundamental for constructing peptides with controlled sequences for research and development applications.
- IUPAC
- Chloromethylated divinylbenzene cross-linked polystyrene

Solid-Phase Peptide Synthesis (SPPS)
Serves as the insoluble support onto which peptide chains are built sequentially. The resin's functional groups enable the anchoring of the C-terminal amino acid, facilitating purification of intermediates.
Custom Peptide Production
Essential for synthesising custom peptides with defined sequences for research, drug discovery, and diagnostic tool development.
Biochemical Research
Utilised in academic and industrial laboratories for the synthesis of peptides used in studying protein structure, function, and interactions.
| Storage temperature | 2-8°C |
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| 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.
| Matrix | 1% cross-linked polystyrene |
|---|
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 Merrifield's peptide resin used for?
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Merrifield's peptide resin is primarily used as a solid support in solid-phase peptide synthesis (SPPS) for constructing peptide chains.
What is the CAS number and formula for Merrifield's peptide resin?
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The CAS number is 9036-15-1. The formula is not applicable as it is a polymer.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Merrifield's peptide resin as a polymer matrix for research applications. We do not represent this product as USP, BP, or EP grade.
How should Merrifield's peptide resin be handled and stored?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or P1 (EN143) respirator filter is recommended. Store at 2-8°C.
Is Merrifield's peptide resin a controlled substance?
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There is no indication from the provided data that Merrifield's peptide resin is a controlled substance.
How can I request a quote or sample?
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Please contact our sales team via the website or direct phone line to request a quote or sample.
How is this product packed, shipped, or exported?
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Product packaging and shipping methods are optimised for chemical safety and stability, adhering to international export regulations.
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