Description

4-Fluoroisoquinoline Sulfate is a high-purity, specialized organic salt of significant interest in advanced chemical synthesis. This compound serves as a critical fluorinated building block, enabling the introduction of the isoquinoline scaffold with a strategic fluorine substituent. It is primarily utilized by research institutions and pharmaceutical development companies engaged in the discovery of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its unique structure facilitates the exploration of new chemical space and the optimization of molecular properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of fluorinated drug candidates targeting central nervous system (CNS) disorders, oncology, and infectious diseases.
• Agrochemical Research: Used in the development of new herbicides and pesticides, where the fluorine atom can enhance biological activity and environmental stability.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and materials science applications.
• Fluorine Chemistry Studies: Serves as a model compound in academic and industrial research focused on fluorination reactions and the properties of fluorinated heterocycles.
• Chemical Library Development: A valuable scaffold for constructing diverse screening libraries in high-throughput drug discovery programs.

Basic Information

Product Name	4-Fluoroisoquinoline Sulfate
CAS No.	906820-09-5
Molecular Formula	C9H6FN • H2SO4
Molecular Weight	243.22 g/mol
Synonyms	4-Fluoro-isoquinoline sulfate; Isoquinoline, 4-fluoro-, sulfate (1:1); 4-Fluoro-isoquinoline sulphuric acid salt; 4-Fluoro-isoquinoline hemisulfate; 4-Fluoroisoquinoline hydrogen sulfate; 4-FIQs; 4-Fluoro-1-azanaphthalene sulfate
EINECS	Contact for details

Quality Control

Our 4-Fluoroisoquinoline Sulfate is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements of research and development applications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. For long-term storage, consider using a desiccator.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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