Description

4-Aminocinnoline-3-Carboxylic Acid is a high-purity, heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. This specialized intermediate is valued for its unique fused-ring structure, which is essential for constructing complex molecules with targeted biological activity. It is primarily sought after by research institutions and pharmaceutical developers engaged in medicinal chemistry and the creation of novel active pharmaceutical ingredients (APIs).

Application

This compound is a versatile intermediate with significant utility in research and development. Its primary applications include:

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Medicinal Chemistry Research: Used extensively in structure-activity relationship (SAR) studies to optimize the efficacy and selectivity of lead compounds.
• Chemical Biology Probes: Employed in the development of molecular probes for studying biological processes and target identification.
• Organic Synthesis Building Block: Utilized in multi-step synthetic routes to construct complex heterocyclic frameworks found in agrochemicals and specialty chemicals.

Basic Information

Item	Detail
Product Name	4-Aminocinnoline-3-Carboxylic Acid
CAS No.	143232-59-1
Molecular Formula	C9H7N3O2
Molecular Weight	189.17 g/mol
Synonyms	4-Amino-3-cinnolinecarboxylic acid; 3-Cinnolinecarboxylic acid, 4-amino-; 4-Aminocinnoline-3-carboxylic acid; Cinnoline-3-carboxylic acid, 4-amino-; 143232-59-1; 4-Amino-cinnoline-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 4-Aminocinnoline-3-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

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 tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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