4-Dimethylaminopyridine 99% Purity CAS 1122-58-3 Industrial Grade Acylation Catalyst for Organic Synthesis

• • • • • Product Overview

          4-Dimethylaminopyridine (DMAP) is a white to off-white crystalline powder. It is a highly efficient nucleophilic acylation catalyst widely used in organic synthesis, particularly for esterification, acylation, and silylation reactions. This product is a high-purity reagent-grade chemical supplied at ≥99% purity, suitable for laboratory and industrial applications.

          Chemical Properties

          • Molecular Formula: C₇H₁₀N₂

          • Molecular Weight: 122.17 g/mol

          • Synonyms: DMAP; N,N-Dimethyl-4-pyridinamine; 4-(Dimethylamino)pyridine

          • Melting Point: 110-113°C

          • Boiling Point: 211°C

          • Solubility: Soluble in water, ethanol, chloroform, and most organic solvents

          Applications

          • Acylation Catalyst: Widely used as a nucleophilic catalyst for esterification, acylation, and silylation reactions

          • Organic Synthesis: Used in the synthesis of various organic compounds, including pharmaceuticals and agrochemicals

          • Peptide Synthesis: Applied as a coupling catalyst in peptide synthesis

          • Polymer Chemistry: Used in the modification of polymers and resins

          Quality Specifications

          • Purity: ≥99.0% (determined by GC area normalization)

          • Appearance: White to off-white crystalline powder

          • Melting Point: 110-113°C

          • Water Content: ≤0.5%

          • Residue on Ignition: ≤0.1%

          • Each batch is accompanied by a comprehensive Certificate of Analysis (COA).

          Packaging & Storage

          • Packaging: Available in 25KG bags. Custom packaging available upon request.

          • Storage: Store in a cool, dry place away from oxidizing agents and acids.

          • Shelf Life: 24 months when stored under recommended conditions.

Jinan Topfull Chemical Co., Ltd. is an international company rooted in China, specializing in the export of chemical products.

Our company is committed to making every effort to provide ideal chemical products to potential customers worldwide, including but not limited to: organic/inorganic reagents, biological reagents, plant extracts, pharmaceutical intermediates, active pharmaceutical ingredients (APIs), reference standards, reference substances, peptides, and more. Meanwhile, we have established long-term and stable cooperative relationships with university laboratories and off-campus research institutions, enabling us to offer tailored product services based on customers' actual needs.

We currently support customized services for most product categories, with supply quantities ranging from milligram (mg), gram (g) to kilogram (kg) levels, as well as wholesale. Product purity covers the full spectrum from 90% to 99.9%, providing customers with one-stop convenient services.

To date, our products have been exported to developed countries such as the United States, Australia, Canada, Mexico, as well as EU member states including France, Germany, and many other countries and regions such as Nigeria, Ghana, Southeast Asia, and other parts of Asia. Our product quality and services have consistently received high praise.

Looking ahead, our company will continue to serve as a bridge connecting China and the world, delivering high-quality products and services to global customers.