Description

Boc-Lys(For)-OH is a protected amino acid derivative, specifically Nε-Boc-Nα-formyl-L-lysine, widely used as a critical building block in peptide synthesis. This compound is essential for researchers and manufacturers requiring precise control over lysine side-chain reactivity during solid-phase and solution-phase peptide assembly. It is primarily utilized by the pharmaceutical, biotechnology, and life sciences industries for the development of novel therapeutic peptides, research biochemicals, and complex organic molecules.

Application

• Peptide Synthesis: A key intermediate for the controlled incorporation of lysine residues, protecting the Nε-amine with the Boc group and the Nα-amine with the formyl group.
• Pharmaceutical Research: Used in the research and development of peptide-based drugs, including hormone analogs, antimicrobial peptides, and targeted therapeutics.
• Bioconjugation: Serves as a precursor for creating functionalized lysine derivatives used in antibody-drug conjugates (ADCs) and protein labeling.
• Combinatorial Chemistry: Employed in the generation of peptide libraries for high-throughput screening and drug discovery programs.
• Biochemical Tool Development: Integral for synthesizing custom peptides used as enzyme substrates, inhibitors, or standards in diagnostic assays.
• Academic Research: A fundamental reagent in university and institutional labs for studying protein structure-function relationships and synthetic methodology.

Basic Information

Product Name	Boc-Lys(For)-OH
CAS No.	2483-47-8
Molecular Formula	C13H24N2O5
Molecular Weight	288.34 g/mol
Synonyms	Nε-Boc-Nα-Formyl-L-lysine; Nα-Formyl-Nε-(tert-butoxycarbonyl)-L-lysine; (S)-2-Formylamino-6-[(2-methylpropan-2-yl)oxycarbonylamino]hexanoic acid; Boc-Lys(Nα-For)-OH; Fmoc-Lys(Boc)-OH precursor; Boc-Lys(For); N-Formyl-N'-Boc-L-lysine
EINECS	Contact for details

Quality Control

Our Boc-Lys(For)-OH is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the high standards required for sensitive synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee reproducible performance and supply chain traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a desiccated environment to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Optical Rotation [α]D20	+15.0° to +18.0° (c=1 in DMF)
Chiral Purity (HPLC)	≥99.0% L-isomer
Water Content (KF)	≤0.5%
Heavy Metals	≤10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.