Description

1H-Pyrazole-1-Acetic Acid, 4,5-Dihydro-3-Methyl-, Methyl Ester is a specialized heterocyclic building block and ester derivative of a dihydropyrazole-acetic acid. This compound matters as a versatile synthetic intermediate, enabling the construction of more complex molecular architectures in advanced chemical synthesis. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for applications in medicinal chemistry and active ingredient development.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in exploratory medicinal chemistry programs.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging the pyrazole core's bioactivity.
• Chemical Research & Development: Serves as a versatile precursor for creating libraries of compounds in drug discovery and material science.
• Ligand and Catalyst Development: Potential use in the preparation of specialized ligands for catalysis or metal-organic frameworks (MOFs).
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals.

Basic Information

Product Name	1H-Pyrazole-1-Acetic Acid, 4,5-Dihydro-3-Methyl-, Methyl Ester
CAS No.	79559-10-7
Molecular Formula	C7H12N2O2
Molecular Weight	156.18 g/mol
Synonyms	Methyl 2-(3-methyl-4,5-dihydro-1H-pyrazol-1-yl)acetate; 2-(3-Methyl-4,5-dihydro-1H-pyrazol-1-yl)acetic acid methyl ester; 1H-Pyrazole-1-acetic acid, 4,5-dihydro-3-methyl-, methyl ester; Methyl (3-methyl-4,5-dihydro-1H-pyrazol-1-yl)acetate; 3-Methyl-4,5-dihydro-1H-pyrazole-1-acetic acid methyl ester
EINECS	Contact for details

Quality Control

Our 1H-Pyrazole-1-Acetic Acid, 4,5-Dihydro-3-Methyl-, Methyl Ester is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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