Fmoc-hydrazine

Fmoc-hydrazine is a high-purity pharmaceutical-intermediates supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

1. Peptide Synthesis and Solid-Phase Chemistry

Hydrazide Formation:

Fmoc-hydrazine is primarily used to introduce hydrazide functional groups into peptides and proteins during solid-phase peptide synthesis (SPPS). This allows the generation of peptide hydrazides, which are versatile intermediates for further modification.

Native Chemical Ligation (NCL):

Peptide hydrazides synthesized using Fmoc-hydrazine serve as precursors in NCL, a powerful method for chemical protein synthesis and semi-synthesis. Hydrazides can be converted into thioesters, key intermediates in ligation reactions.

Site-Specific Labeling and Conjugation:

The hydrazide group can react with aldehydes or ketones to form hydrazone linkages, enabling site-specific attachment of probes, drugs, or other functional moieties.

2. Chemical Biology

Protein Modification:

Fmoc-hydrazine enables selective functionalization of proteins at terminal residues or engineered sites, facilitating bioconjugation, immobilization, or fluorescent labeling.

Synthesis of Hydrazone-Based Sensors:

Used in the design of molecules that detect aldehydes/ketones via hydrazone formation, important in biosensing and diagnostics.

3. Organic Synthesis

Intermediate for Heterocyclic Compounds:

Hydrazine derivatives protected with Fmoc are useful intermediates for synthesizing hydrazones, azo compounds, and other nitrogen-containing heterocycles.

Selective Protection:

The Fmoc group protects the hydrazine nitrogen, preventing undesired side reactions during synthesis and enabling stepwise deprotection under mild, base-labile conditions.

Compatibility with SPPS:

Fmoc-hydrazine is fully compatible with standard Fmoc/tBu solid-phase peptide synthesis protocols.

Versatility:

Enables a range of downstream transformations including peptide ligation, labeling, and crosslinking.

Improved Stability:

Compared to free hydrazine, Fmoc-hydrazine is more stable and easier to handle.

Fmoc-Hydrazine (CAS 35661-51-9) is an essential reagent in peptide chemistry and chemical biology. Its ability to introduce hydrazide groups with a base-labile Fmoc protection makes it invaluable for peptide hydrazide synthesis, native chemical ligation, and site-specific protein modification. Offering both chemical stability and synthetic flexibility, Fmoc-hydrazine facilitates advanced biomolecule construction and conjugation strategies crucial for research and therapeutic development.

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