Description

5-Aminopentanesulfonic Acid is a high-purity, functionalized sulfonic acid derivative of significant interest in advanced organic synthesis. This compound serves as a versatile building block for the introduction of both amino and sulfonate functionalities, enabling the creation of specialized surfactants, chelating agents, and pharmaceutical intermediates. It is particularly valuable for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to develop novel compounds with enhanced solubility or ionic properties.

Application

• Pharmaceutical Intermediate: Key starting material or building block in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring sulfonate or zwitterionic groups for bioavailability.
• Specialty Surfactant Synthesis: Used to produce novel amphoteric or anionic surfactants with tailored properties for personal care, detergents, and industrial formulations.
• Ligand and Chelating Agent Precursor: Serves as a precursor for creating complexing agents used in metal ion sequestration, catalysis, and water treatment processes.
• Bioconjugation and Protein Modification: Utilized in biochemical research for modifying peptides, proteins, or other biomolecules to alter their charge, solubility, or reactivity.
• Polymer Modification: Incorporated into polymer chains to impart permanent ionic character, enhancing properties like hydrophilicity, antistatic behavior, or dye affinity.
• Agrochemical Synthesis: Building block for developing new herbicides, fungicides, or plant growth regulators with improved systemic activity or environmental profile.

Basic Information

Item	Details
Product Name	5-Aminopentanesulfonic Acid
CAS No.	37043-68-8
Molecular Formula	C5H13NO3S
Molecular Weight	167.22 g/mol
Synonyms	5-Aminopentane-1-sulfonic Acid; 5-Amino-1-pentanesulfonic Acid; 5-Aminopentylsulfonic Acid; 1-Pentanesulfonic acid, 5-amino-; Homotaurine (Note: Homotaurine is a common name for 3-APS, but sometimes used in literature for higher homologs); 5-Aminoamylsulfonic Acid; ω-Aminopentanesulfonic Acid; 5-APS
EINECS	Contact for details

Quality Control

Every batch of 5-Aminopentanesulfonic Acid is manufactured under a strict quality management system and undergoes comprehensive analytical testing. We ensure compliance with relevant industry standards for fine chemicals. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and impurity profiles as determined by techniques including HPLC, NMR, and titration.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed to prevent absorption of atmospheric moisture, which can affect quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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