Description

3-((((9H-Fluoren-9-Yl)Methoxy)Carbonyl)Amino)-4-Methoxybenzoic Acid is a specialized Fmoc-protected amino acid derivative, a critical building block in modern peptide synthesis. Its value lies in enabling the precise, sequential construction of complex peptides and peptidomimetics under solid-phase conditions. This compound is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and life sciences sectors developing novel therapeutic peptides, diagnostic agents, and biochemical tools.

Application

• Solid-Phase Peptide Synthesis (SPPS): A key intermediate for the controlled, stepwise assembly of peptide chains, particularly for introducing modified amino acid residues.
• Pharmaceutical Research & Development: Used in the discovery and production of peptide-based drugs, including hormones, antibiotics, and targeted therapies.
• Peptidomimetic Design: Facilitates the creation of non-natural peptide analogs with enhanced stability, bioavailability, or biological activity.
• Combinatorial Chemistry Libraries: Serves as a building block for generating diverse libraries of compounds for high-throughput screening against biological targets.
• Bioconjugation: The carboxylic acid moiety allows for coupling to other molecules, carriers, or surfaces, useful in creating labeled peptides or drug conjugates.
• Academic & Institutional Research: Employed in biochemistry and molecular biology laboratories for studying protein-protein interactions and enzyme mechanisms.

Basic Information

Product Name	3-((((9H-Fluoren-9-Yl)Methoxy)Carbonyl)Amino)-4-Methoxybenzoic Acid
CAS No.	256935-69-0
Molecular Formula	C23H19NO5
Molecular Weight	389.40 g/mol
Synonyms	Fmoc-3-Amino-4-methoxybenzoic acid; N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-3-amino-4-methoxybenzoic acid; 3-(Fmoc-amino)-4-methoxybenzoic acid; 3-[(Fmoc)amino]-4-methoxybenzoic acid; Fmoc-3-A-4-MOB-OH; 4-Methoxy-3-[(9H-fluoren-9-ylmethoxy)formamido]benzoic acid; 3-[(9-Fluorenylmethyloxycarbonyl)amino]-4-methoxybenzoic acid
EINECS	Contact for details

Quality Control

Our 3-((((9H-Fluoren-9-Yl)Methoxy)Carbonyl)Amino)-4-Methoxybenzoic Acid is manufactured under strict quality systems to ensure batch-to-batch consistency and high purity, critical for sensitive synthetic applications. We provide comprehensive analytical data including HPLC purity, NMR, and mass spectrometry confirmation. A detailed Certificate of Analysis (COA) is supplied with each batch, documenting compliance with our stringent specifications.

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 product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture. For long-term storage, consider desiccant or inert atmosphere conditions.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm

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