Description

Pyrazolo[1,5-b]pyridazine-3-carboxylic acid is a high-value heterocyclic carboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its unique fused bicyclic structure makes it a versatile intermediate for constructing complex molecules with targeted biological activity. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for candidates targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Chemical Biology & Medicinal Chemistry: Employed as a core scaffold or a functionalized handle for constructing compound libraries in drug discovery and hit-to-lead optimization programs.
• Material Science Research: Investigated as a monomer or functional additive for creating novel polymers with specific electronic or optical properties.
• Academic & Contract Research: Serves as a specialized reagent for methodological development and synthetic chemistry studies in university and CRO laboratories.

Basic Information

Product Name	Pyrazolo[1,5-b]pyridazine-3-carboxylic acid
CAS No.	88561-91-5
Molecular Formula	C7H5N3O2
Molecular Weight	163.14 g/mol
Synonyms	1H-Pyrazolo[1,5-b]pyridazine-3-carboxylic acid; Pyrazolo[1,5-b]pyridazine-3-carboxylic acid; 3-Pyrazolo[1,5-b]pyridazinecarboxylic acid; 88561-91-5; Pyrazolopyridazine-3-carboxylic acid; 1H-Pyrazolo[1,5-b]pyridazine-3-carboxylic acid (9CI); SCHEMBL11806279; BCP31933; ZINC000003869755; AKOS005209209.
EINECS	Contact for details

Quality Control

Our Pyrazolo[1,5-b]pyridazine-3-carboxylic acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring traceability and compliance with your research or production specifications.

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 strong acids and incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.