3-Pyrrolidinone

Basic Information

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CAS Number

96-42-4

Molecular Formula

C4H7NO

Molecular Weight

85.11 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ketones

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Boiling Point

156 °C at 760 mmHg

Density

1.047

Flash Point

79.9 °C

Refractive Index

1.452

SMILES

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C1CNCC1=O

InChI

InChI=1S/C4H7NO/c6-4-1-2-5-3-4/h5H,1-3H2

InChIKey

QGKLPGKXAVVPOJ-UHFFFAOYSA-N

LogP

-0.45120000000000005

Topological Polar Surface Area

29.1 Å²

Hydrogen Bond Donor/Acceptor

1 / 2

Complexity

69.9

Synonyms & References

English

3-Pyrrolidinone
Pyrrolidin-3-one
3-Pyrrolidinone HCl
3-pyrrolidone
3-Pyrrolidone HCl
3-Oxo-pyrrolidin
3-Oxopyrrolidine
Pyrrolidin-3-on
3-Pyrrolidone
NSC 31423
pyrrolidin-3-one
QGKLPGKXAVVPOJ-UHFFFAOYSA-N
DTXSID50283427
CS-W004335
AT2P75G2H5
96-42-4
MFCD07368170
Q223111
Q-103256
NSC-31423
NSC31423
GS-6195
DB-006522
AKOS015855381
3-pyrrolidinone, AldrichCPR
BCP23105
EN300-93819

MDL Number

MFCD07368170

Customs Code

2933990090

FAQ

What is 3-Pyrrolidinone (CAS: 96-42-4)?

3-Pyrrolidinone, also known as N-Methyl-2-pyrrolidone (NMP), is a cyclic amide with the chemical formula C5H9NO. It is a colorless, viscous liquid with a mild, sweet, or fruity odor. 3-Pyrrolidinone is highly polar and miscible with water, making it a versatile solvent in various applications.

What are the main uses of 3-Pyrrolidinone (CAS: 96-42-4)?

3-Pyrrolidinone (NMP) is primarily used as a solvent in the production of polymers, pharmaceuticals, and as a stabilizer in cosmetics. It is also used in the synthesis of other organic compounds and as a cleaning agent. In the pharmaceutical industry, it serves as a processing aid and a solvent for drug formulations.

Is 3-Pyrrolidinone (CAS: 96-42-4) safe?

3-Pyrrolidinone (NMP) is generally considered safe for industrial use when handled with appropriate precautions. It is flammable and can be irritating to the skin and eyes. Users should wear protective gloves, goggles, and appropriate clothing. Adequate ventilation is necessary to avoid inhalation exposure.

How should 3-Pyrrolidinone (CAS: 96-42-4) be stored?

3-Pyrrolidinone (NMP) should be stored in a cool, dry place away from heat and sources of ignition. It should be kept in tightly sealed containers to prevent evaporation and contamination. The storage area should be well-ventilated to avoid the accumulation of flammable vapors. Exposure to light should be minimized to maintain product quality.