Description

1(3Ah)?-?Cyclopentapyrazoleca?Rboxylic Acid, 4,?6A-?Dihydro-?, Ethyl Ester is a high-purity, advanced pharmaceutical intermediate of significant interest in modern synthetic chemistry. Its complex heterocyclic structure makes it a valuable building block for the development of novel active pharmaceutical ingredients (APIs). This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for its role in creating new molecular entities with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or inflammatory pathways.
• Agrochemical Research: Serves as a core scaffold for developing new generation pesticides and herbicides with improved efficacy and selectivity.
• Chemical Synthesis Building Block: Used in academic and industrial R&D for constructing complex fused-ring heterocyclic systems.
• Material Science: Potential applications in the development of specialty polymers or organic electronic materials due to its conjugated structure.

Basic Information

Product Name	1(3Ah)?-?Cyclopentapyrazoleca?Rboxylic Acid, 4,?6A-?Dihydro-?, Ethyl Ester
CAS No.	911801-52-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Ethyl 4,6a-dihydro-1H-cyclopenta[c]pyrazole-5-carboxylate; 4,6a-Dihydro-1H-cyclopenta[c]pyrazole-5-carboxylic acid ethyl ester; 1H-Cyclopenta[c]pyrazole-5-carboxylic acid, 4,6a-dihydro-, ethyl ester; Cyclopentapyrazole carboxylic acid ethyl ester; CAS 911801-52-0
EINECS	Contact for details

Quality Control

Our production of 1(3Ah)?-?Cyclopentapyrazoleca?Rboxylic Acid, 4,?6A-?Dihydro-?, Ethyl Ester adheres to stringent quality management protocols. Each 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 area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Water Content (KF)	≤ 0.5%

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