Product Details
CasNo： 2687-91-4
MF： C6H11NO
Appearance： liquid
Delivery Time： 15 days
Packing： 200kg/drum
Purity： 99%
1. Basic Information
- Chemical Name: N - Ethyl - 2 - pyrrolidone
- CAS Number: 2687 - 91 - 4
C6H11NO
- Molecular Weight: 113.16
- Appearance: Colorless and transparent liquid
2. Physical and Chemical Properties
- Refractive Index: 1.4665 (at 22 °C)
- Solubility: It is completely miscible with water and common organic solvents. N - Ethylpyrrolidone is a highly polar aprotic solvent, featuring high chemical stability, weak alkalinity, strong dissolving power, low vapor pressure, and a low dielectric constant. It does not form hydrogen bonds, which makes it a polar non - proton - transfer solvent.
3. Quality Standards
- Industrial - grade Purity: ≥99.50%
- Electronic - grade Purity: ≥99.8%
- Industrial - grade Moisture: ≤0.1%
- Electronic - grade Moisture: ≤0.05%
- Colority (Hazen): Industrial - grade ≤50, Electronic - grade ≤20
- pH Value (10% Aqueous Solution): 6 - 10
4. Main Applications
- Solvent and Intermediate: It is widely used in the production of pyrrolidone - series products. Also, it serves as a solvent in processes like refining oil products, manufacturing gunpowder, coatings, dyes, and heat - resistant resins. For example, in the coating industry, its excellent solubility and compatibility help to evenly disperse various components in the coating formulation, ensuring good film - forming properties and coating quality.
- Specialty Solvent: It can be used as a rubber degreasing agent, photoresist stripper, and epoxy resin adhesive remover. Its strong dissolving power allows it to effectively remove grease from rubber surfaces, strip photoresist layers in the semiconductor manufacturing process, and dissolve epoxy resin adhesives for easy removal.
- Pharmaceutical Field: As a pharmaceutical intermediate, it participates in the synthesis of some drug components. Its unique chemical structure and properties enable it to react with other compounds to form key drug - related molecules, playing an important role in the pharmaceutical synthesis process.
- Pesticide Field: In the pesticide industry, it acts as an intermediate in the synthesis of certain pesticides. It contributes to the construction of the molecular structure of pesticides, influencing their efficacy and stability.
- Daily Chemical Field: In the daily - use cosmetics industry, it can improve the performance of cosmetics. For instance, in some high - end skincare products, it helps to enhance the penetration and stability of active ingredients, making the products more effective.
- Lithium - ion Battery Field: In the production of lithium - ion batteries, it can be used as a solvent or additive. It is beneficial for the preparation of electrode materials and can improve the overall performance of the battery, such as enhancing the conductivity and stability of the electrolyte.
5. Packaging
It is usually packaged in 200 - kg drums, which are suitable for safe storage and transportation, ensuring the quality and integrity of the product during handling and delivery.
