Description

Thionapthene-2-Carboxylic Acid-Lysine is a specialized organic compound that combines a thionapthene core with a lysine amino acid moiety. This unique structure makes it a valuable intermediate for advanced pharmaceutical research and development, particularly in the synthesis of novel active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions and manufacturers in the pharmaceutical and fine chemical sectors for applications requiring high-purity, complex molecular building blocks.

Application

• Pharmaceutical Intermediate: A key building block in the research and synthesis of novel therapeutic compounds and active pharmaceutical ingredients (APIs).
• Bioconjugation Research: Utilized in the development of drug conjugates and targeted delivery systems due to the reactive carboxylic acid group and the lysine side chain.
• Proteomics & Biochemical Research: Serves as a reagent or standard in studies involving protein modification, enzyme inhibition, or pathway analysis.
• Fine Chemical Synthesis: Employed as a sophisticated intermediate in multi-step organic synthesis for creating complex molecules with specific biological activities.
• Peptidomimetic Development: Used in the design and synthesis of peptide analogs and mimetics for drug discovery programs.

Basic Information

Product Name	Thionapthene-2-Carboxylic Acid-Lysine
CAS No.	119979-98-5
Molecular Formula	C₁₆H₁₈N₂O₄S
Molecular Weight	334.39 g/mol
Synonyms	L-Lysine, N2-[(2-thioxo-1H-inden-3-yl)carbonyl]-; Lysine-thionapthene-2-carboxylic acid conjugate; 3-[(2-Thioxo-1H-inden-1-yl)carbonyl]-L-lysine; Thionapthene-Lysine conjugate; N6-[(2-Thioxo-1H-inden-3-yl)carbonyl]-L-lysine; (S)-2,6-Diaminohexanoic acid thionapthene-2-carboxamide; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Thionapthene-2-Carboxylic Acid-Lysine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and pharmaceutical applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting critical parameters such as assay, chiral purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be hygroscopic (moisture-sensitive); ensure the container is sealed after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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