Description

Ethyl 4,5,6,7-Tetrahydropyrazolo[1,5-A]Pyrimidine-3-Carboxylate is a high-purity heterocyclic building block and pharmaceutical intermediate of significant commercial importance. Its value lies in its role as a versatile synthon for constructing complex nitrogen-containing molecular frameworks, which are prevalent in active pharmaceutical ingredients (APIs). This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop novel therapeutic agents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Fine Chemical Synthesis: Serves as a precursor for more complex heterocyclic compounds used in material science and specialty chemistry.
• Academic & Contract Research: A valuable reagent for medicinal chemistry programs and structure-activity relationship (SAR) studies in university and CRO laboratories.
• Chemical Library Development: Employed in combinatorial chemistry and high-throughput screening to create diverse compound libraries for biological testing.

Basic Information

Product Name	Ethyl 4,5,6,7-Tetrahydropyrazolo[1,5-A]Pyrimidine-3-Carboxylate
CAS No.	115931-38-9
Molecular Formula	C9H13N3O2
Molecular Weight	195.22 g/mol
Synonyms	Ethyl 4,5,6,7-tetrahydro-2H-pyrazolo[1,5-a]pyrimidine-3-carboxylate; 4,5,6,7-Tetrahydro-2H-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid ethyl ester; Ethyl 4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylate; Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 4,5,6,7-tetrahydro-, ethyl ester; 115931-38-9; SCHEMBL11806279; ZINC000006246770
EINECS	Contact for details

Quality Control

Our Ethyl 4,5,6,7-Tetrahydropyrazolo[1,5-A]Pyrimidine-3-Carboxylate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. We adhere to cGMP principles where applicable, and all products are supported by comprehensive analytical data. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect stability and purity. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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