N-Cyclohexyl-2-pyrrolidone (CHP 99.5%) CAS 6837-24-7 is a high-boiling polar aprotic solvent, clear pale yellow liquid with excellent dissolving capacity. It is widely used in electronics, specialty cleaning, polymer and fine chemical synthesis. TNJ Chemical is the leading manufacturer and exporter since 2001. We guarantee high quality, competitive price, stable supply, fast delivery and tech support etc. To inquire more, please contact sales@tnjchem.com
Product Information
Name: N-Cyclohexyl-2-pyrrolidone / CHP
CAS No.: 6837-24-7
Molecular Formula: C₁₀H₁₇NO
Molecular Weight: 167.25
EINECS: 229-919-7
HS Code: 29337900
Appearance: Colorless to pale yellow clear liquid
Melting point: 12 ℃
Boiling point: 154 ℃ @ 7 mmHg
Density: 1.007 g/mL (25 ℃)
Refractive index: 1.4975–1.4995
Flash point: 141 ℃
Solubility: Miscible with water and most organic solvents
Stability: Stable under normal conditions; avoid strong oxidants and strong acids
| Item | Standard |
|---|---|
| Assay (GC) | ≥99.0% |
| Water | ≤0.3% |
| Color (Hazen) | ≤30 |
| Residue on ignition | ≤0.05% |
Use & Application
Electronics Industry: Photoresist stripper solvent, cleaning agent for wafer, circuit board degreasing and removing polymer residues.
Specialty Cleaners & Degreasers: High performance solvent for industrial precision cleaning, removing grease, resin and paint.
Polymer & Coating: Dissolving agent for high-performance polymers, ink additive, improves pigment dispersion and film forming.
Fine Chemical Synthesis: Reaction medium and intermediate for agrochemical synthesis.
Textile Auxiliary: Dyestuff solvent and textile finishing agent.
180kg / 200kg steel drum.
Store in cool, dry, ventilated warehouse, sealed tightly, separate from oxidants and acids.




chemical.tnj
+8618949823763
tnjchem
2881500864