About N,N-Dimethyl Formamide
N,N-Dimethyl Formamide
CAS No.: 68-12-2
Molecular formula : C3H7NO
Appearance : colorless transparent liquid
Dimethyl formamide : >99.8
Methanol mg/kgp : <50
Chroma (Pt-Co)# : <5
Refractive index : n25D 1.427-1.429
Moisture% : <0.05
Formic acid mg/kg : <30
dimethyl amine mg/kg : <15
PH (20% solution) : 6.5-8.0
Fe mg/kg : <0.05
Exceptional Versatility and SolubilityN,N-Dimethyl Formamide stands out for its remarkable solubility, mixing effortlessly with water, alcohol, ether, benzene, chloroform, and acetone. This property, coupled with exceptionally high purity and low water content, enables seamless integration across chemical, textile, and pharmaceutical processes.
Safe Handling and StorageAs a Class 3 flammable liquid, proper storage is crucial for DMF. It should be kept in a cool, well-ventilated area, away from ignition sources and moisture, ensuring safety and maintaining stability. Strict adherence to storage guidelines extends its shelf life to two years, securing product consistency for industrial applications.
FAQs of N,N-Dimethyl Formamide:
Q: How is N,N-Dimethyl Formamide typically used in industrial processes?
A: N,N-Dimethyl Formamide (DMF) is primarily used as a high-performance solvent in the synthesis of pharmaceutical intermediates, acrylic fiber spinning, production of synthetic leather, and as a component in various chemical reactions owing to its exceptional miscibility and stability.
Q: What safety precautions should be taken when storing and handling DMF?
A: Due to its classification as a Class 3 flammable liquid, DMF should be stored in tightly closed containers in cool, well-ventilated areas away from ignition sources and moisture. Use of personal protective equipment and proper ventilation is recommended during handling.
Q: When does DMF offer the most benefit in manufacturing applications?
A: DMF offers the greatest benefit during processes requiring a high-purity solvent that is stable under a range of temperatures and chemically compatible with numerous organic and inorganic compounds, such as in pharmaceutical synthesis and fiber spinning.
Q: Where can N,N-Dimethyl Formamide be procured in India?
A: DMF is available through multiple channels in India, including distributors, exporters, importers, manufacturers, retailers, suppliers, traders, and wholesalers. It is commonly supplied in 200 kg drums or delivered via tankers.
Q: What is the refractive index of DMF and why is it significant?
A: The refractive index of DMF ranges from 1.430 to 1.432 at 20C. This property is significant for optical and analytical applications, as it indicates the purity and consistent composition required for precise formulation and reaction monitoring.
Q: How does the water content or acidity of DMF impact its effectiveness as a solvent?
A: With a water content of 0.05% and acidity (as formic acid) 0.01%, DMF maintains its efficacy as a solvent by minimizing contaminants that could interfere with sensitive chemical or pharmaceutical reactions.