N-Cyclohexyl-2-pyrrolidone or CHP[1] is a yellow to colorless liquid. It has a low vapor pressure, and is nearly odorless.[2] It has a low solubility in water, but is soluble in a variety of organic solvents.
Names | |
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Preferred IUPAC name
1-Cyclohexylpyrrolidin-2-one | |
Other names
CHP
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Identifiers | |
3D model (JSmol)
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ChemSpider | |
ECHA InfoCard | 100.027.199 |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C10H17NO | |
Molar mass | 167.252 g·mol−1 |
Appearance | Colorless to yellow liquid |
Density | 1.007 g/cm3 |
Melting point | 12 °C (54 °F; 285 K) |
Boiling point | 284 °C (543 °F; 557 K) |
Viscosity | 11.5 cP |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards
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Toxic |
Flash point | 145 °C (293 °F; 418 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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CHP is used in the electronics industry as a photoresist stripper (usually in combination with other solvents like N-methyl-2-pyrrolidone), and as a chemical polisher of copper in circuit board fabrication.[3] It is also used in the textiles industry as a dye carrier in aramid fabrics.[2]
References
edit- ^ Chem Blink
- ^ a b BASF the chemical company
- ^ International Specialty Products, Performance & Industrial Chemicals – Reference Guide (PDF), p. 13