Description

1H-Pyrazole-1-Carboxylicacid,5-Ethyl-4,5-Dihydro-5-Hydroxy-3-Methyl-,Ethylester(9Ci) is a specialized pyrazole derivative ester, a high-value intermediate in advanced organic synthesis. Its unique functionalized structure makes it a critical building block for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides, fungicides, and plant growth regulators due to its pyrazole core.
• Ligand and Catalyst Development: Employed in organometallic chemistry for creating novel ligands and catalysts for asymmetric synthesis.
• Material Science Research: Acts as a monomer or functional additive in the development of specialty polymers with tailored properties.
• Chemical Biology Probes: Utilized in academic and industrial research to develop molecular probes for studying enzyme function and biological pathways.

Basic Information

Product Name	1H-Pyrazole-1-Carboxylicacid,5-Ethyl-4,5-Dihydro-5-Hydroxy-3-Methyl-,Ethylester(9Ci)
CAS No.	401845-69-0
Molecular Formula	C10H16N2O4
Molecular Weight	228.25 g/mol
Synonyms	5-Ethyl-4,5-dihydro-5-hydroxy-3-methyl-1H-pyrazole-1-carboxylic acid ethyl ester; Ethyl 5-ethyl-4,5-dihydro-5-hydroxy-3-methyl-1H-pyrazole-1-carboxylate; 1H-Pyrazole-1-carboxylic acid, 5-ethyl-4,5-dihydro-5-hydroxy-3-methyl-, ethyl ester; 401845-69-0; 5-Ethyl-5-hydroxy-3-methyl-4,5-dihydro-1H-pyrazole-1-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 1H-Pyrazole-1-Carboxylicacid,5-Ethyl-4,5-Dihydro-5-Hydroxy-3-Methyl-,Ethylester(9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP guidelines where applicable to support our clients' regulatory requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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