N-Methyl-2-pyrrolidone

C₅H₉NO

IUPAC: 1-Methylpyrrolidin-2-one

CAS: 872-50-4

Overview

NMP is a powerful polar aprotic solvent used in petrochemical processing, electronics manufacturing, and pharmaceutical synthesis.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 9 1.0080
Carbon C 5 12.0110
Nitrogen N 1 14.0070
Oxygen O 1 15.9990

Elemental Composition

H
Hydrogen ×9
9.2%
C
Carbon ×5
60.6%
N
Nitrogen ×1
14.1%
O
Oxygen ×1
16.1%

Uses

  • • Petrochemical extraction
  • • Electronics cleaning
  • • Pharmaceutical solvent
  • • Paint stripper

Fun Facts

  • ✦ One of the most effective paint strippers, now being restricted in some jurisdictions

Safety

  • ⚠ Reproductive toxin
  • ⚠ Skin absorption

Structure

SMILES

CN1CCCC1=O

Properties

Type
organic
State
liquid
Molar Mass
99.13 g/mol
Density
1.0280 g/cm³
Melting Point
-24.4 °C
Boiling Point
202.0 °C
Solubility
miscible

Molecular Descriptors

Exact Mass
99.0684
XLogP
-0.5
TPSA
20.3 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
7
Complexity
90.0

Related Compounds

1,2-Dichloroethane

C₂H₄Cl₂

1,3-Butadiene

C₄H₆

1,4-Dioxane

C₄H₈O₂

1-Butanol

C₄H₁₀O

2-Propanol

C₃H₈O

Acetaldehyde

CH₃CHO

Acetamide

C₂H₅NO

Acetic Anhydride

C₄H₆O₃

Acetone

(CH₃)₂CO

Acetonitrile

C₂H₃N

Frequently Asked Questions

What is N-Methyl-2-pyrrolidone?
N-Methyl-2-pyrrolidone (C₅H₉NO) is a organic compound with the IUPAC name 1-Methylpyrrolidin-2-one.
What is the molecular weight of N-Methyl-2-pyrrolidone?
N-Methyl-2-pyrrolidone has a molar mass of 99.13 g/mol.
What state is N-Methyl-2-pyrrolidone at room temperature?
N-Methyl-2-pyrrolidone is a liquid at room temperature.
Is N-Methyl-2-pyrrolidone organic or inorganic?
N-Methyl-2-pyrrolidone is classified as an organic compound.
What elements make up N-Methyl-2-pyrrolidone?
N-Methyl-2-pyrrolidone (C₅H₉NO) is composed of Hydrogen (H), Carbon (C), Nitrogen (N), Oxygen (O).