N-Octyl-2-Pyrrolidone (NOP)

Package Type: 
Drum  (397 lbs)

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N-Octyl-2-pyrrolidone (NOP) is a high-purity specialty solvent and nonionic surfactant used in industrial formulations where strong solvency, wetting performance, and low volatility are required. BASF NOP combines high solvency power with low water solubility and surface-active properties, making it particularly valuable in agrochemical formulations, industrial cleaners, inks, and rubber systems. Product specification requires a minimum assay of 99.0% and a maximum water content of 0.5%
Product No. 16206901
Supplier BASF
CAS 2687-94-7
Synonyms NOP, N-Octyl-2-pyrrolidone, 1-Octyl-2-pyrrolidinone, N-Octylpyrrolidone, N-Octylpyrrolidinone
Applications Agrochemicals, Home and Industrial Cleaning, Inks & Coatings, Rubber
Characteristics Assay: ≥99.0%. Density: 0.9219 g/cm³ at 20°C. Boiling Point: 292-305°C. Flash Point: 142°C.
Benefits
  • High solvency power for active ingredients and formulation components
  • Low water solubility helps maintain formulation stability after dilution
  • Nonionic surfactant properties contribute to wetting and spreading performance
  • Low vapor pressure supports low-odor formulations
  • Compatible with a broad range of organic solvents
  • Supports stable emulsifiable concentrate (EC) crop protection formulation

Documents

Product Details

Grade
Technical
Form
Liquid
Prohibited Uses
For industrial use only. Not intended for sale to or use by the general public.
Appearance
liquid
Auto Ignition Temperature
225 °C (437 °F)
Boiling Point
292 - 305 °C (558 - 581 °F)
Color
colourless, yellow
Density
0.92 g/cm3 @ 20 °C (68 °F)
Dynamic Viscosity
8.38 mPa.s @ 20 °C (68 °F)
Flash Point
142 °C (288 °F)
Freezing Point
-31.1 °C (-24.0 °F)
Kinematic Viscosity
9.10 mm2/s @ 20 °C (68 °F)
Odor
amine-like
Partition Coefficient
Pow: log Pow:
pH
Not applicable
Relative Density
0.92 @ 20 °C (68 °F) Reference Material: (water = 1)
Solubility in Water
soluble
Thermal Decomposition
475 °C (887 °F)
Vapor Pressure
0.0008 mbar @ 20 °C (68 °F)

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