Description

2,4-Dinitrobenzoyl Chloride is a highly reactive and versatile aromatic acid chloride derivative, primarily used as a key building block in organic synthesis. Its value lies in its ability to introduce the 2,4-dinitrobenzoyl protecting group or serve as an acylating agent for amines and alcohols, facilitating the synthesis of complex molecules. This compound is essential for research chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require precise and reliable intermediates for developing active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific acyl or protecting group chemistry.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents where the dinitrobenzoyl moiety is incorporated into the final molecule.
• Peptide Chemistry: Acts as an acylating agent for amino groups in peptide synthesis and as a reagent for introducing UV-visible chromophores.
• Dye and Pigment Manufacturing: Employed in the synthesis of complex organic dyes and pigments due to its nitro-substituted aromatic structure.
• Analytical Reagent: Utilized in derivatization techniques for the analysis of alcohols, phenols, and amines via HPLC or GC to improve detection.
• Polymer Modification: Functions as a monomer or modifying agent in the creation of specialty polymers with specific functional properties.
• Research & Development: A fundamental reagent in academic and industrial R&D labs for exploring new synthetic pathways and creating novel chemical entities.
• Cross-coupling Reactions: Can be used in metal-catalyzed cross-coupling reactions to construct biaryl systems important in material science.

Basic Information

Product Name	2,4-Dinitrobenzoyl Chloride
CAS No.	20195-22-6
Molecular Formula	C7H3ClN2O5
Molecular Weight	230.56 g/mol
Synonyms	2,4-DNB-Cl; 2,4-Dinitrobenzoic acid chloride; Benzoyl chloride, 2,4-dinitro-; DNBC; 2,4-Dinitrobenzoylchlorid; 2,4-Dinitrobenzenecarbonyl chloride; (2,4-Dinitrophenyl)carbonyl chloride
EINECS	243-584-3

Quality Control

Our 2,4-Dinitrobenzoyl Chloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and consistency for our global B2B customers.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic and moisture-sensitive nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis. Keep away from heat, open flames, and incompatible materials such as strong bases, alcohols, and water.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	68°C - 72°C
Water Content (KF)	≤ 0.5%

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