1-Methyl-2-pyrrolidinone (NMP)

��发布时间：2025-03-05 ��浏览次数：700次

 Chemical Name: 1-Methyl-2-pyrrolidinone (NMP)

CAS Number: 872-50-4

Molecular Formula: C5H9NO

Molecular Weight: 99.13 g/mol

Appearance: Colorless liquid

Solubility: Soluble in water, ethanol, ethers, and other solvents

Storage Conditions: Store in a cool, dry, and well-ventilated place, away from heat and ignition sources.

What is 1-Methyl-2-pyrrolidinone (NMP)?
1-Methyl-2-pyrrolidinone (NMP) is an organic solvent commonly used in industry and laboratories, particularly in polymer dissolution, synthesis, and preparation processes. It is a highly polar solvent capable of dissolving many compounds that are difficult to dissolve, making it widely used in chemical synthesis, electronics, and other fields.

Uses and Applications of 1-Methyl-2-pyrrolidinone (NMP)

Solvent Applications
NMP is a polar solvent with excellent dissolving power, particularly effective in dissolving macromolecules. It is widely used in the preparation and dissolution of plastics, coatings, batteries, adhesives, and dyes.

Pharmaceutical Formulations
In the pharmaceutical field, NMP is often used in drug preparation as a carrier or solvent, particularly in injectable drugs, creams, and other formulations, enhancing solubility and improving drug efficacy.

Electronics Industry
In the electronics industry, NMP is used to clean the surfaces of electronic components, removing stains and residues. Due to its excellent dissolving properties, NMP is used to clean integrated circuit boards, microelectronic components, and more.

Polymer Synthesis
NMP plays an important role in polymer synthesis, especially in the production of polyurethane, polymer films, and coating materials. NMP can help improve the efficiency of reactions in these processes.

Chemical Reactions
In some organic chemical reactions, NMP is used as a solvent or reaction medium to improve reaction rates and yields. It can dissolve many organic compounds and metal salts and is commonly used in the preparation of reaction catalysts.

Safety and Side Effects
NMP may pose toxicity risks to humans, especially with prolonged exposure. Inhalation or skin contact with NMP can cause respiratory and skin irritation. Large doses may lead to headaches, nausea, vomiting, liver damage, and more. Long-term exposure could negatively affect the liver and reproductive system. Therefore, appropriate safety precautions should be taken, such as wearing gloves, goggles, and face shields.

Conclusion
1-Methyl-2-pyrrolidinone (NMP) is a highly polar organic solvent with broad applications in chemical synthesis, pharmaceutical formulations, electronics cleaning, and polymer synthesis. While it has significant industrial and laboratory uses, attention must be given to safety precautions due to potential health risks.