Description

3-(5-[(Fluoren-9-Ylmethoxy)Carbonylamino]Pentyloxy)Benzoic Acid is a specialized, high-purity organic building block primarily used in advanced chemical synthesis. This compound matters because it serves as a critical intermediate for constructing complex molecules, particularly in pharmaceutical research and peptide chemistry. It is needed by R&D chemists and process development scientists in the pharmaceutical, biotechnology, and fine chemical industries for developing new active pharmaceutical ingredients (APIs) and novel materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Peptide Chemistry: Used in solid-phase peptide synthesis (SPPS) as a protected amino acid derivative or linker.
• Protecting Group Chemistry: The Fluoren-9-ylmethoxycarbonyl (Fmoc) group is instrumental for temporary amine protection in multi-step organic syntheses.
• Bioconjugation: Facilitates the attachment of bioactive molecules to carriers, surfaces, or other molecules via its carboxylic acid functional group.
• Material Science Research: Employed in the development of functionalized polymers and advanced organic materials.
• Academic & Industrial R&D: Serves as a valuable reagent for methodological development and exploring new synthetic pathways.

Basic Information

Product Name	3-(5-[(Fluoren-9-Ylmethoxy)Carbonylamino]Pentyloxy)Benzoic Acid
CAS No.	850349-64-3
Molecular Formula	C27H27NO5
Molecular Weight	445.51 g/mol
Synonyms	Fmoc-5-amino-3-oxapentanoic acid linker; 3-[5-[(9H-Fluoren-9-ylmethoxy)carbonylamino]pentyloxy]benzoic acid; Fmoc-Amino-PEG1-COOH Benzoic Acid Derivative; 5-[(Fmoc-amino)pentyloxy]benzoic Acid; Benzoic acid, 3-[5-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]pentyloxy]-; Fmoc protected PEG linker acid; Fmoc-N-amido-PEG1-acid; CAS 850349-64-3
EINECS	Contact for details

Quality Control

Our 3-(5-[(Fluoren-9-Ylmethoxy)Carbonylamino]Pentyloxy)Benzoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure it meets the high standards required for research and cGMP-grade synthesis. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. Due to its hygroscopic (moisture-sensitive) nature, the container should be kept sealed under an inert atmosphere (e.g., nitrogen or argon) when not in use to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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