Description

S-Carboxyethylisothiuronium Chloride is a versatile organosulfur compound with a reactive isothiuronium moiety. This chemical is valued for its role as a key synthetic intermediate and a precursor for introducing functional groups in organic synthesis. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel compounds and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing sulfur or thiourea derivatives.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its reactive functional groups.
• Bioconjugation & Protein Modification: Acts as a reagent for modifying proteins, peptides, and other biomolecules in biochemical research and diagnostic applications.
• Polymer & Resin Chemistry: Employed as a cross-linking agent or monomer in the formulation of specialty polymers and resins.
• Organic Synthesis Reagent: Functions as a versatile reagent for introducing carboxyethyl and isothiuronium groups into target molecules in research-scale and process chemistry.
• Chemical Research & Development: A valuable tool for medicinal chemistry and material science research to explore new chemical entities and their properties.

Basic Information

Product Name	S-Carboxyethylisothiuronium Chloride
CAS No.	5425-78-5
Molecular Formula	C4H9ClN2O2S
Molecular Weight	184.64 g/mol
Synonyms	2-[(Aminocarbonothioyl)amino]propanoic acid hydrochloride; 2-(3-Amino-3-iminopropylthio)acetic acid hydrochloride; S-(2-Carboxyethyl)isothiouronium chloride; 3-Carboxypropylisothiourea hydrochloride; β-Alanine, N-(aminothioxomethyl)-, hydrochloride; Isothiuronium salt of 3-mercaptopropionic acid hydrochloride; (3-Carboxypropyl)isothiourea hydrochloride; 2-(Isothioureido)propionic acid hydrochloride
EINECS	226-577-6

Quality Control

Our S-Carboxyethylisothiuronium Chloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility	Soluble in water, slightly soluble in ethanol

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