Description

3H-Pyrazol-3-One,5-(4-Ethoxyphenyl)-2,4-Dihydro-(9Ci) is a specialized heterocyclic organic compound with the CAS registry number 496923-27-4. This high-purity intermediate is valued for its precise molecular structure, which serves as a critical building block in advanced synthetic chemistry. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for targeted therapies.
• Agrochemical Synthesis: Used in the creation of advanced crop protection agents and herbicides.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a precursor in the development of specialized electron-transport or emissive layer materials.
• Dye and Pigment Manufacturing: Acts as an intermediate for producing high-performance, complex organic dyes.
• Academic and Industrial Research: Employed in chemical libraries and for studying structure-activity relationships (SAR) in medicinal chemistry.
• Fine Chemical Production: Utilized in custom synthesis and contract manufacturing for high-value, low-volume specialty chemicals.

Basic Information

Product Name	3H-Pyrazol-3-One,5-(4-Ethoxyphenyl)-2,4-Dihydro-(9Ci)
CAS No.	496923-27-4
Molecular Formula	C11H12N2O2
Molecular Weight	204.23 g/mol
Synonyms	5-(4-Ethoxyphenyl)-2,4-dihydro-3H-pyrazol-3-one; 5-(4-Ethoxyphenyl)-4,5-dihydro-1H-pyrazol-3(2H)-one; 5-(p-Ethoxyphenyl)-2,4-dihydro-3H-pyrazol-3-one; 496923-27-4; 3H-Pyrazol-3-one, 5-(4-ethoxyphenyl)-2,4-dihydro-; 5-(4-Ethoxyphenyl)-4,5-dihydro-1H-pyrazol-3-ol; 1H-Pyrazol-3(2H)-one, 5-(4-ethoxyphenyl)-4,5-dihydro-
EINECS	Contact for details

Quality Control

Every batch of 3H-Pyrazol-3-One,5-(4-Ethoxyphenyl)-2,4-Dihydro-(9Ci) is manufactured under strict quality management systems. We provide comprehensive analytical documentation, including Certificates of Analysis (COA) with detailed results from HPLC, NMR, and mass spectrometry to verify identity, purity, and conformity to your specifications. Our commitment ensures material traceability and consistency for your critical R&D and production processes.

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). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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