240338

2-Pyrrolidinone

≥99%

• Synonym(s): 2-Pyrrolidone, Butyrolactam
• Empirical Formula (Hill Notation): C₄H₇NO
• CAS Number: 616-45-5
• Molecular Weight: 85.10
• Beilstein: 105241
• EC Number: 210-483-1
• MDL number: MFCD00005270
• UNSPSC Code: 12352100
• PubChem Substance ID: 24854414
• NACRES: NA.22

Properties

• vapor density: 2.9 (vs air)
• Assay: ≥99%
• form: solid
• refractive index: n20/D 1.487 (lit.)
• bp: 245 °C (lit.)
• mp: 23-25 °C (lit.)
• solubility: benzene: miscible(lit.); carbon disulfide: miscible(lit.); chloroform: miscible(lit.); diethyl ether: miscible(lit.); ethanol: miscible(lit.); ethyl acetate: miscible(lit.); water: miscible(lit.)
• density: 1.12 g/mL at 25 °C (lit.)
• SMILES string: O=C1CCCN1
• InChI: 1S/C4H7NO/c6-4-2-1-3-5-4/h1-3H2,(H,5,6)
• InChI key: HNJBEVLQSNELDL-UHFFFAOYSA-N
• Gene Information: rat ... Gabra2(29706)

Description

General description

The FT-IR spectra of the hydrogen bonding lactam 2-pyrrolidinone in CCl₄ was studied.

Application

2-Pyrrolidinone is used as a starting material in the synthesis of polyvinylpyrrolidone (PVP), (±)-tashiromine, (±)-tetraponerine T4, (+)-ricciocarpins A and B.

Safety Information

• Pictograms: GHS08,GHS07
• Signal Word: Danger
• Hazard Statements: H319,H360D
• Precautionary Statements: P201 - P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Eye Irrit. 2 - Repr. 1B
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 1
• Flash Point(F): 235.4 °F - closed cup
• Flash Point(C): 113 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves