Description

Pyrazolo[1,5-A]Pyrimidine-6-Carboxylic Acid, 7-Amino-, Ethyl Ester (7Ci,9Ci) is a high-purity, heterocyclic organic compound serving as a critical synthetic intermediate in advanced chemical synthesis. This compound is valued for its functionalized pyrazolopyrimidine core, which is essential for constructing complex molecular architectures with targeted biological activity. It is primarily sought after by research institutions and pharmaceutical development companies engaged in the discovery and production of novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting kinase inhibition and other therapeutic pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its bioactive heterocyclic structure.
• Organic Synthesis & Material Science: Serves as a versatile precursor for creating complex heterocyclic compounds and functionalized materials for specialized applications.
• Biochemical Research: Employed as a scaffold or probe in biochemical assays and for studying enzyme-substrate interactions.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of client-specific target molecules.

Basic Information

Product Name	Pyrazolo[1,5-A]Pyrimidine-6-Carboxylic Acid, 7-Amino-, Ethyl Ester (7Ci,9Ci)
CAS No.	43024-66-4
Molecular Formula	C9H10N4O2
Molecular Weight	206.20 g/mol
Synonyms	7-Amino-6-ethoxycarbonylpyrazolo[1,5-a]pyrimidine; Ethyl 7-Aminopyrazolo[1,5-a]pyrimidine-6-carboxylate; 7-Amino-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid ethyl ester; Pyrazolo[1,5-a]pyrimidine-6-carboxylic acid, 7-amino-, ethyl ester; 43024-66-4; Ethyl 7-aminopyrazolo[1,5-a]pyrimidine-6-carboxylate; 7-Amino-6-(ethoxycarbonyl)pyrazolo[1,5-a]pyrimidine
EINECS	Contact for details

Quality Control

Our Pyrazolo[1,5-A]Pyrimidine-6-Carboxylic Acid, 7-Amino-, Ethyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity by HPLC, identification by spectroscopic methods, and impurity profiles are provided with each shipment to support your research 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.