N-α-Z-N-β-allyloxycarbonyl-L-2,3-diaminopropionic acid is a protected, free-standing amino acid derivative of L-2,3-diaminopropionic acid featuring two amino functionalities on a three-carbon backbone, with the α-amino group masked as a benzyloxycarbonyl (Z, Cbz) carbamate and the β-amino group masked as an allyloxycarbonyl (Alloc) carbamate. The molecule contains a free carboxyl group and bears carbamate-protected amines that control chemoselectivity during stepwise coupling, while the Alloc group provides an orthogonal protecting handle commonly removed under conditions compatible with other carbamates. In peptide chemistry and chemical biology workflows, this orthogonally protected diamino acid is used as a defined building block for constructing peptide-like structures and for preparing more complex amino acid derivatives where selective deprotection and subsequent amide bond formation are required.
CAT No: CP05846
N-α-Z-N-β-allyloxycarbonyl-L-2,3-diaminopropionic acid is an L-configured amino acid derivative featuring a 2,3-diaminopropionic acid backbone with two stereochemically relevant amino substituents and orthogonally protected nitrogen functionalities. The α-amino group is masked as a benzyloxycarbonyl (Z, carbamate) protecting group, while the β-amino group is protected as an allyloxycarbonyl (Alloc, carbamate), providing differentiated deprotection handles under appropriate orthogonal conditions. The molecule also bears a free carboxylic acid functionality that can participate in peptide coupling chemistry after activation, while the protected nitrogens remain non-nucleophilic during selective transformations. This protected diamino acid design supports controlled peptide building block preparation, stepwise derivatization, and downstream synthesis of dipeptide and peptidomimetic motifs with defined chemoselectivity.
1. Orthogonal Peptide Coupling
N-α-Z-N-β-allyloxycarbonyl-L-2,3-diaminopropionic acid is applied in peptide synthesis workflows that require orthogonally protected diamino acid building blocks. The Z carbamate on the α-nitrogen and Alloc carbamate on the β-nitrogen suppress side reactions during carboxyl activation and amide bond formation, while the stereodefined L-2,3-diaminopropionic acid core supports incorporation into peptide backbones. Selective deprotection can expose one amino group at a time for sequential coupling, enabling controlled formation of Nα- and Nβ-substituted peptide segments. The resulting protected intermediate set can be used to construct dipeptides, branched amide linkages, and defined amino acid substitution patterns relevant to peptide science and peptidomimetic construction.
2. Side-Chain Functionalization
N-α-Z-N-β-allyloxycarbonyl-L-2,3-diaminopropionic acid supports side-chain functionalization strategies in synthetic organic chemistry where controlled access to two amino functionalities is required. The Alloc and Z protecting groups enable stepwise unmasking of the α- and β-amines, allowing sequential installation of orthogonal substituents such as sulfonamides, ureas, or additional carbamates without cross-reactivity. The free carboxylic acid can be converted to activated derivatives for further coupling or used to generate amide-linked analogs that preserve the protected nitrogen pattern during intermediate stages. Downstream, the selectively substituted diamino acid derivatives can serve as precursors for constrained scaffolds, amino acid conjugates, and structure-defined molecular probes used in chemical biology research.
3. Chemical Biology Probes
N-α-Z-N-β-allyloxycarbonyl-L-2,3-diaminopropionic acid is suitable for chemical biology applications that rely on amino acid-based labeling handles and controlled conjugation chemistries. The protected diamino architecture provides a means to generate peptide-like constructs with defined attachment points, where orthogonal deprotection can expose a single amine for reaction with electrophilic labeling reagents or coupling partners. The carboxyl group enables incorporation into peptide conjugates or attachment to carrier scaffolds through amide formation, supporting the preparation of amino acid-derived probes with predictable connectivity. The stereochemical integrity of the L-diaminopropionic acid core can be retained through protection and coupling steps, supporting consistent molecular recognition studies in biochemical research workflows.
4. Peptidomimetic Scaffold Building
N-α-Z-N-β-allyloxycarbonyl-L-2,3-diaminopropionic acid is employed in peptidomimetic construction where diamino acid motifs are used to modulate backbone geometry and hydrogen-bonding patterns. The dual protected amines allow the scaffold to be assembled through iterative coupling while preventing undesired cyclization or polyamidation during chain extension. Orthogonal deprotection enables placement of substituents at either nitrogen position, supporting the generation of Nα- or Nβ-functionalized analogs that can be used for structure-activity relationship studies and molecular design. The resulting peptidomimetic intermediates can be carried forward into larger synthetic sequences, including fragment assembly and late-stage diversification for fine chemical synthesis.
5. Process Chemistry Intermediate
N-α-Z-N-β-allyloxycarbonyl-L-2,3-diaminopropionic acid is relevant to process chemistry and specialty chemical production as a protected diamino acid intermediate with orthogonal protecting-group logic. The Z and Alloc carbamates provide chemical stability during activation of the carboxylic acid and during peptide coupling steps, while differentiated deprotection supports controlled downstream conversion into selectively functionalized amines. The defined L-configuration and protected nitrogen pattern help maintain reproducible stoichiometry in multistep manufacturing routes that prepare peptide building blocks and amino acid derivatives. The compound can therefore serve as a reliable intermediate for producing protected peptide fragments, combinatorial chemistry building units, and industrial-scale amino acid derivative syntheses where chemoselective handling is required.
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