Description

6A(3H)-Cyclopentapyrazolecarboxylicacid,3A,4,5,6-Tetrahydro-,Methylester(9Ci) is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound serves as a critical intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily sought after by R&D chemists and process development scientists in the life sciences sector for the synthesis of novel active pharmaceutical ingredients (APIs) and other fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of new pesticides and herbicides due to its heterocyclic core structure.
• Material Science: Potential precursor for the synthesis of specialty polymers and advanced organic materials.
• Academic & Industrial R&D: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex, high-value organic molecules.

Basic Information

Product Name	6A(3H)-Cyclopentapyrazolecarboxylicacid,3A,4,5,6-Tetrahydro-,Methylester(9Ci)
CAS No.	132903-58-3
Molecular Formula	C8H10N2O2
Molecular Weight	166.18 g/mol
Synonyms	3a,4,5,6-Tetrahydro-3aH-cyclopenta[c]pyrazole-6a(3H)-carboxylic acid, methyl ester; Methyl 3a,4,5,6-tetrahydro-3aH-cyclopenta[c]pyrazole-6a(3H)-carboxylate; Cyclopentapyrazolecarboxylic acid methyl ester; 6a(3H)-Cyclopentapyrazole-6a-carboxylic acid, 3a,4,5,6-tetrahydro-, methyl ester; 132903-58-3; Methyl tetrahydrocyclopentapyrazolecarboxylate
EINECS	Contact for details

Quality Control

Our production of 6A(3H)-Cyclopentapyrazolecarboxylicacid,3A,4,5,6-Tetrahydro-,Methylester(9Ci) adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are 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 area at a controlled room temperature (15-25°C). Keep away from heat sources and 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
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 97.0%
Purity (HPLC, Area %)	≥ 98.0%
Residual Solvents (GC)	Meets ICH guidelines
Water Content (KF)	≤ 0.5%

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