Description

4-Chloropyrrolo[1,2-B]Pyridazine-3-Carboxylic Acid is a high-value, heterocyclic carboxylic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique fused pyrrolopyridazine scaffold, functionalized with both a carboxylic acid and a chloro substituent, makes it an indispensable intermediate for constructing complex molecular architectures. This compound is primarily sought after by pharmaceutical and agrochemical research organizations for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Material Science Research: Serves as a precursor for organic electronic materials, such as semiconductors or light-emitting compounds.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and target engagement.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis projects and scale-up processes in fine chemical production.
• Academic & Industrial R&D: Employed in exploratory chemistry for novel reaction development and heterocyclic chemistry studies.

Basic Information

Product Name	4-Chloropyrrolo[1,2-B]Pyridazine-3-Carboxylic Acid
CAS No.	1400688-73-4
Molecular Formula	C8H5ClN2O2
Molecular Weight	196.59 g/mol
Synonyms	4-Chloro-1H-pyrrolo[1,2-b]pyridazine-3-carboxylic acid; 4-Chloro-3-carboxypyrrolo[1,2-b]pyridazine; 4-Chloro-1H-pyrrolo[1,2-b]pyridazine-3-carboxylic acid; Pyrrolo[1,2-b]pyridazine-3-carboxylic acid, 4-chloro-; 1400688-73-4; 4-Chloro-pyrrolo[1,2-b]pyridazine-3-carboxylic acid
EINECS	Contact for details

Quality Control

Every batch of 4-Chloropyrrolo[1,2-B]Pyridazine-3-Carboxylic Acid is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards for research and fine chemical intermediates. Comprehensive analytical testing, including HPLC, NMR, and MS, is performed to verify identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). The product is light-sensitive and should be stored away from direct light exposure. Keep the container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
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.