Description

n-Acetyl-S-[(5,8-Dihydro-1-Hydroxy-3,6-Dimethoxy-7-Methyl-5,8-Dioxonaphthalen-2-Yl)Methyl]-L-Cysteine is a specialized biochemical derivative that combines a modified naphthoquinone structure with the amino acid cysteine. This compound is valued for its role as a key synthetic intermediate and research tool in the development of novel bioactive molecules. It is primarily sought by research institutions and pharmaceutical companies engaged in medicinal chemistry, particularly for programs targeting enzyme inhibition and redox biology.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates, especially those with quinone-based pharmacophores.
• Biochemical Research: Used as a probe or substrate in enzymatic studies to investigate mechanisms related to cysteine modification and redox signaling pathways.
• Medicinal Chemistry: Employed in structure-activity relationship (SAR) studies to develop compounds with potential anticancer or antimicrobial activity.
• Reference Standard: Utilized as a high-purity analytical standard for quality control and method development in analytical laboratories.
• Precursor for Conjugates: Acts as a starting material for creating more complex bioconjugates or labeled compounds for diagnostic applications.

Basic Information

Product Name	n-Acetyl-S-[(5,8-Dihydro-1-Hydroxy-3,6-Dimethoxy-7-Methyl-5,8-Dioxonaphthalen-2-Yl)Methyl]-L-Cysteine
CAS No.	91776-48-6
Molecular Formula	C19H21NO9S
Molecular Weight	439.44 g/mol
Synonyms	N-Acetyl-S-(5,8-dihydro-1-hydroxy-3,6-dimethoxy-7-methyl-5,8-dioxo-2-naphthylmethyl)-L-cysteine; Acetylcysteine naphthoquinone derivative; L-Cysteine, N-acetyl-S-[(5,8-dihydro-1-hydroxy-3,6-dimethoxy-7-methyl-5,8-dioxo-2-naphthalenyl)methyl]-; NSC 339586
EINECS	Contact for details

Quality Control

Our n-Acetyl-S-[(5,8-Dihydro-1-Hydroxy-3,6-Dimethoxy-7-Methyl-5,8-Dioxonaphthalen-2-Yl)Methyl]-L-Cysteine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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