Description

Thioacetic Acid S-(2-Amino-Ethyl) Esterhydrochloride is a versatile sulfur-containing organic building block with a reactive thioester and a primary amine hydrochloride functional group. This dual functionality makes it a critical intermediate for the synthesis of complex molecules, particularly in pharmaceutical and bioconjugation chemistry. It is primarily sought after by research institutions and manufacturers in the life sciences sector for developing active pharmaceutical ingredients (APIs), peptide mimetics, and diagnostic reagents.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of cysteine analogs, enzyme inhibitors, and other bioactive molecules.
• Peptide Chemistry & Modification: Used for introducing thiol groups or protected cysteine residues into peptides and proteins.
• Bioconjugation & Linker Synthesis: Serves as a precursor for creating heterobifunctional crosslinkers used in antibody-drug conjugates (ADCs) and diagnostic assays.
• Chemical Research & Development: A valuable reagent in organic synthesis for constructing sulfur-nitrogen bonds and exploring novel reaction pathways.
• Material Science: Potential monomer or modifier in the development of specialized polymers and functional surfaces.

Basic Information

Product Name	Thioacetic Acid S-(2-Amino-Ethyl) Esterhydrochloride
CAS No.	17612-91-8
Molecular Formula	C4H10ClNOS
Molecular Weight	155.65 g/mol
Synonyms	2-Aminoethyl Thioacetate Hydrochloride; S-(2-Aminoethyl) Thioacetate Hydrochloride; 2-(Acetylthio)ethylamine Hydrochloride; Thioacetic Acid S-(2-Aminoethyl) Ester Hydrochloride; AESH; Aminoethanethiol, S-acetyl-, hydrochloride; Cysteamine S-acetate hydrochloride
EINECS	Contact for details

Quality Control

Our Thioacetic Acid S-(2-Amino-Ethyl) Esterhydrochloride is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.