Description

N,n-Dimethylformamide CAS NO 68-12-2 is a high-purity, polar aprotic solvent with exceptional solvating power for a wide range of organic and inorganic compounds. Its versatility and high boiling point make it a critical processing agent in advanced chemical synthesis and polymer manufacturing. This essential chemical is primarily needed by the pharmaceutical, agrochemical, electronics, and synthetic fiber industries for applications ranging from reaction media to gas absorption.

Application

• Pharmaceutical Intermediate Synthesis: A premier solvent for peptide coupling reactions, Vilsmeier-Haack formylation, and other critical API manufacturing steps.
• Polyacrylonitrile (PAN) Fiber Spinning: The principal solvent in the wet and dry-spinning processes for producing acrylic fibers and carbon fiber precursors.
• Agrochemical Formulation: Used as a co-solvent and carrier for pesticides and herbicides to enhance efficacy and stability.
• Electronics & Semiconductor Processing: Employed as a photoresist stripper and cleaning agent in the manufacture of printed circuit boards and integrated circuits.
• Polyurethane & PVC Production: Acts as a reaction solvent and viscosity modifier in the synthesis of various polymers and resins.
• Gas Purification: Utilized as an absorbent for the selective removal of acidic gases like carbon dioxide and hydrogen sulfide from natural gas streams.
• Reaction Medium for Organometallics: An ideal solvent for Grignard and other organometallic reactions due to its high polarity and stability.
• Analytical Chemistry: Serves as a mobile phase component in HPLC and a solvent for spectroscopy and chromatography.

Basic Information

Item	Detail
Product Name	N,n-Dimethylformamide
CAS No.	68-12-2
Molecular Formula	C3H7NO
Molecular Weight	73.09 g/mol
Synonyms	DMF; N,N-Dimethylformamide; Dimethylformamide; N-Formyldimethylamine; Dimethylformamide, Anhydrous; NSC 5356; UN 2265; Formdimethylamide
EINECS	200-679-5

Quality Control

Our N,n-Dimethylformamide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the high-purity standards required for industrial and fine chemical applications. A Certificate of Analysis (COA) detailing purity, impurity profiles, and physical parameters is provided with each shipment. We can supply grades compliant with various pharmacopeial and industrial specifications upon request.

Storage

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

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.9%
Water Content (Karl Fischer)	≤ 0.05%
Color (APHA)	≤ 10
Acidity (as HCOOH)	≤ 0.002%
Density (20°C)	0.944 - 0.948 g/mL
Refractive Index (n20D)	1.428 - 1.430
Boiling Point	152 - 154 °C

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