Aminomethyl resin (100-200 mesh) is a crosslinked polymer support functionalized with aminomethyl groups, functioning as a solid-phase reagent for the preparation and handling of amino acid and peptide-related intermediates. The resin presents primary amine functionality on a tethered linker while the underlying polymer matrix provides mechanical stability and facilitates filtration or column-based workflows, with no stereochemistry implied by the material itself. In synthetic and analytical contexts, it is employed as a scavenger or immobilized amine source to capture reactive species, support stepwise coupling strategies, and simplify purification during the synthesis of peptide building blocks and amino acid derivatives.
CAT No: CP27474
CAS No:78578-28-6
Synonyms/Alias:H2NCH2-Ph-polymer;AM resin
Aminomethyl resin (100-200 mesh) is a crosslinked polystyrene-based solid support bearing aminomethyl functional groups, supplied in a particle size range commonly used for efficient reagent handling and reaction kinetics in peptide and small-molecule workflows. Its primary amine functionality enables versatile coupling strategies for immobilizing building blocks, generating resin-bound intermediates, and supporting downstream cleavage or further derivatization. Researchers and process developers select this resin form when they need a robust, scalable solid-phase platform with convenient filtration and consistent mass transfer behavior.
1. Solid-Phase Peptide Synthesis
Aminomethyl resin (100-200 mesh) is widely used as a solid support for constructing peptide segments and resin-bound intermediates in solid-phase peptide synthesis workflows. The aminomethyl functionality provides a practical attachment point for the initial amino acid or for anchoring peptide fragments during stepwise chain assembly, supporting routine filtration-based processing between coupling and deprotection steps. Peptide synthesis groups select the 100-200 mesh format to balance surface accessibility and handling convenience, particularly when performing custom peptide synthesis for research-grade targets or preparing peptide building blocks for further medicinal chemistry studies.
2. Resin-Bound Intermediate Preparation
Aminomethyl resin (100-200 mesh) serves as a convenient platform for preparing immobilized amino acid derivatives and other resin-bound organic intermediates used in iterative synthesis and purification workflows. Solid-phase immobilization can simplify workup by enabling easy separation of the resin from soluble reagents and byproducts, which is valuable when developing multistep sequences for library synthesis or for producing defined intermediates at scale. Medicinal chemistry and process development teams often use aminomethyl-functionalized resins to create reusable intermediate reservoirs that can be derivatized or cleaved on demand, improving throughput for analog generation and SAR-focused chemistry.
3. Solid-Phase Bioconjugation Building Blocks
Aminomethyl resin (100-200 mesh) is also used to generate solid-supported amine-reactive or amine-bearing conjugation precursors for chemical biology workflows, including the preparation of immobilized linkers and resin-bound coupling partners. The presence of a primary amine on the solid support enables further functionalization into defined attachment motifs used in downstream conjugation schemes, such as immobilizing biomolecular reagents or producing standardized linker-bearing materials. Chemical biology laboratories and biomaterials groups commonly choose this resin format when they need consistent solid-phase handling, reproducible coupling performance, and straightforward separation steps during linker preparation.
4. Support For Immobilized Ligand Synthesis
Aminomethyl resin (100-200 mesh) can be employed as a starting solid support for synthesizing immobilized ligands and affinity reagents where the ligand is built or modified while attached to a solid phase. The aminomethyl group provides a defined anchoring handle that supports sequential functional group installation under solid-phase conditions, enabling the production of resin-bound ligand libraries or single-ligand preparations for screening workflows. Research groups focused on chemical biology tools and materials functionalization use this resin to streamline parallel synthesis, reduce purification burden for intermediate steps, and manage batch-to-batch consistency for immobilized reagent development.
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