Description

N,n-Dimethylacetamide (DMAc) is a high-performance, polar aprotic solvent with exceptional solvency power and thermal stability. Its unique properties make it a critical processing agent in the production of advanced polymers and pharmaceuticals. This versatile chemical is essential for manufacturers in the synthetic fiber, agrochemical, and electronics industries seeking reliable, high-purity intermediates and reaction media.

Application

• Polymer Production: Primary solvent for spinning acrylic fibers and manufacturing polyurethane fibers, films, and coatings.
• Pharmaceutical Synthesis: Reaction solvent and intermediate in the production of antibiotics, vitamins, and other active pharmaceutical ingredients (APIs).
• Agrochemical Formulation: Solvent for pesticides, herbicides, and other agricultural chemicals.
• Electronics Manufacturing: Used in photoresist stripping and as a solvent for polyimide coatings in printed circuit boards and flexible electronics.
• Chemical Synthesis: Versatile solvent for acylation, alkylation, and condensation reactions, as well as for gas chromatography analysis.
• Adhesive & Resin Production: Key component in the formulation of high-performance adhesives, epoxy curing agents, and synthetic resins.

Basic Information

Product Name	N,n-Dimethylacetamide
CAS No.	127-19-5
Molecular Formula	C4H9NO
Molecular Weight	87.12 g/mol
Synonyms	DMAc; Dimethylacetamide; N,N-Dimethylacetamide; Acetic acid dimethylamide; DMAC; Dimethylamide acetate; N-Acetyldimethylamine; Acetdimethylamide; NSC 3138
EINECS	204-826-4

Quality Control

Our N,n-Dimethylacetamide is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for demanding industrial applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, water content, and impurity profiles. Our quality commitment ensures reliable performance as a solvent and intermediate for global supply chains.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong acids and oxidizing agents. The product is hygroscopic; keep containers tightly sealed to prevent moisture absorption. Recommended storage temperature: 15-25°C.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.5%
Water Content (KF)	≤ 0.10%
Acidity (as acetic acid)	≤ 0.01%
Density (20°C)	0.936 - 0.944 g/mL
Boiling Point	164 - 166°C
Refractive Index (n20D)	1.435 - 1.439

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