Description

3,6-Dinitrophthalic Acid Monopyridinium Salt is a specialized organic salt derivative of phthalic acid, serving as a key synthetic intermediate and reagent in advanced chemical synthesis. Its value lies in its unique molecular structure, which combines the reactivity of dinitrophthalic acid with the coordinating properties of a pyridinium cation. This compound is primarily needed by research institutions and industrial manufacturers engaged in the development of dyes, pigments, and complex organic molecules, particularly within the fine chemicals and pharmaceutical research sectors.

Application

• Fine Chemical Synthesis: Acts as a crucial intermediate in the multi-step synthesis of complex organic compounds, including advanced dyes and functional pigments.
• Pharmaceutical Research: Utilized as a building block or reagent in the research and development of novel active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Coordination Chemistry: Serves as a ligand precursor or a source of specific functional groups for the preparation of metal-organic complexes and catalysts.
• Polymer Science: Can be employed in the synthesis of specialty polymers and polyimides, where its aromatic and functional groups contribute to material properties.
• Analytical Chemistry: Used as a standard or reference material in chromatographic analysis and method development for related chemical species.

Basic Information

Product Name	3,6-Dinitrophthalic Acid Monopyridinium Salt
CAS No.	87550-19-4
Molecular Formula	C13H9N3O8
Molecular Weight	335.23 g/mol
Synonyms	3,6-Dinitrophthalic Acid Pyridinium Salt; Pyridinium 3,6-dinitrophthalate; 3,6-Dinitro-1,2-benzenedicarboxylic Acid Monopyridinium Salt; 3,6-Dinitrophthalic Acid Mono(pyridinium) Salt; 1,2-Benzenedicarboxylic Acid, 3,6-dinitro-, Monopyridinium Salt; DNPA Pyridinium Salt
EINECS	Contact for details

Quality Control

Our 3,6-Dinitrophthalic Acid Monopyridinium Salt is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including identification, assay, and impurity profiling. A Certificate of Analysis (COA) detailing the specific results for your batch is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, minimize exposure to direct light during handling and storage.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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