Description

(3-Amino-Pyrazol-1-Yl)-Acetic Acid Ethyl Ester Hydrochloride is a high-purity organic salt and a key pharmaceutical intermediate with significant synthetic utility. This compound is valued for its role as a versatile building block in the synthesis of complex heterocyclic molecules, particularly in medicinal chemistry. It is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical industries for developing new active ingredients.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting various enzyme pathways.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its pyrazole core structure.
• Chemical Research & Development: Serves as a versatile scaffold for constructing complex heterocyclic compounds in academic and industrial R&D labs.
• Active Pharmaceutical Ingredient (API) Manufacturing: Employed in the production chain for specific APIs where the 3-aminopyrazole moiety is required.
• Ligand Synthesis for Catalysis: Potential use in creating specialized ligands for metal-catalyzed reactions due to its amino and ester functional groups.

Basic Information

Product Name	(3-Amino-Pyrazol-1-Yl)-Acetic Acid Ethyl Ester Hydrochloride
CAS No.	1042152-58-8
Molecular Formula	C7H12N3O2·HCl
Molecular Weight	207.65 g/mol (Free base: 171.19 g/mol)
Synonyms	Ethyl (3-Amino-1H-pyrazol-1-yl)acetate Hydrochloride; 1H-Pyrazole-1-acetic acid, 3-amino-, ethyl ester, hydrochloride; Ethyl 2-(3-aminopyrazol-1-yl)acetate hydrochloride; (3-Amino-1H-pyrazol-1-yl)acetic acid ethyl ester HCl; 3-Aminopyrazole-1-acetic acid ethyl ester hydrochloride; Ethyl 3-aminopyrazole-1-acetate hydrochloride
EINECS	Contact for details

Quality Control

Our (3-Amino-Pyrazol-1-Yl)-Acetic Acid Ethyl Ester Hydrochloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical intermediate applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 2.0%

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