Description

1-(3-Chlorophenyl)-1,4,5,6-Tetrahydro-6-(Phenylmethylene)-3-Cyclopentapyrazolecarboxylic Acid,Ethyl Ester is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily utilized by research institutions and manufacturers in the pharmaceutical and agrochemical industries for process development and scale-up.

Application

• Pharmaceutical Intermediate: A key precursor in the research and synthesis of novel therapeutic agents, particularly in central nervous system (CNS) and anti-inflammatory drug discovery programs.
• Agrochemical Research: Serves as a sophisticated scaffold for developing new generation pesticides and herbicides with targeted activity.
• Chemical Synthesis Building Block: Used in organic synthesis for constructing complex polycyclic frameworks due to its reactive functional groups.
• Academic & R&D Laboratories: Employed in methodological studies and as a reference standard in analytical chemistry for structure-activity relationship (SAR) research.
• Fine Chemical Production: Integral in the multi-step synthesis of specialty chemicals requiring high-purity, structurally defined intermediates.

Basic Information

Item	Details
Product Name	1-(3-Chlorophenyl)-1,4,5,6-Tetrahydro-6-(Phenylmethylene)-3-Cyclopentapyrazolecarboxylic Acid,Ethyl Ester
CAS No.	717119-49-8
Molecular Formula	C22H21ClN2O2
Molecular Weight	380.87 g/mol
Synonyms	Ethyl 1-(3-chlorophenyl)-6-benzylidene-4,5,6,7-tetrahydro-1H-cyclopenta[c]pyrazole-3-carboxylate; 1-(3-Chlorophenyl)-6-(phenylmethylene)-4,5,6,7-tetrahydro-1H-cyclopenta[c]pyrazole-3-carboxylic acid ethyl ester; 6-Benzylidene-1-(3-chlorophenyl)-4,5,6,7-tetrahydro-1H-cyclopenta[c]pyrazole-3-carboxylic acid ethyl ester; 717119-49-8; Ethyl 1-(3-chlorophenyl)-6-(phenylmethylidene)-4,5,6,7-tetrahydro-1H-cyclopenta[c]pyrazole-3-carboxylate
EINECS	Contact for details

Quality Control

Our production of 1-(3-Chlorophenyl)-1,4,5,6-Tetrahydro-6-(Phenylmethylene)-3-Cyclopentapyrazolecarboxylic Acid,Ethyl Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific client or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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