2-pyrrolidone

(redirected from Pyrrolidinone)

2-pyrrolidone

[¦tü pə′räl·ə‚dēn]
(organic chemistry)
C4H7ON Combustible, light-yellow liquid, boiling at 245°C; soluble in ethyl alcohol, water, chloroform, and carbon disulfide; used as a plasticizer and polymer solvent, in insecticides and specialty inks, and as a nylon-4 precursor.
References in periodicals archive ?
Succinic acid, one of the most important platform chemicals is used as a precursor for many industrial important chemicals such as adipic acid, 1,4-butanediol, tetrahydrofuran, N-methyl pyrrolidinone, 2-pyrrolidinone, succinate salts and gamma-butyrolactone (1).
KYNAR 761 grade PVDF and N-methyl pyrrolidinone was obtained from Arkema Chemicals Company and Sigma Aldrich, respectively.
After being mixed in N-methyl pyrrolidinone (NMP), the mixed slurry was spread uniformly on a copper foil and dried in vacuum for 12 h at 120[degrees]C.
GABA is also produced synthetically from the organic solvent pyrrolidinone. Structurally the GABA molecules produced are the same.
The polymer blend consisting of (polyvinyl alcohol (90 wt.%), polyvinyl pyrrolidinone and (5 wt.%) polyethylene glycol (5 wt.%) were prepared by using casting method.
Among the twelve samples investigated, the extracted oils from extractions alone and combined processes mainly contained aliphatics, including long-chain n-alkanes and 1-alkenes, and a small amount of aromatics, alcohol, phenol and pyrrolidinone. A semi-quantitative study was made using the percentage of area of chromatographic peaks, to determine the fraction distribution of hydrocarbons in the oil.
Keywords: Cellulose Cellulose xanthate Ethylmethacrylate 1-vinyl-2-pyrrolidinone 1-vinyl-3-anisylidine-2- pyrrolidinone.
(2012) reported the stigmasterol AY-amyrin friedelin and R (+) 4-hydroxy-2- pyrrolidinone as antimicrobial compounds present in the methanolic extract obtained from the leaf of Jatropha tanjorensis.
N-methyl pyrrolidinone (NMP) was purchased from Merckand purified by distillation over phosphorous pentoxide under reduced pressure.
Soot spectral features and hydrodynamic diameter were evaluated in N-methyl pyrrolidinone (NMP) suspensions obtained by using an ultrasonic bath.
May et al., "Synthesis of insulin-like growth factor I using N-methyl pyrrolidinone as the coupling solvent and trifluoromethane sulphonic acid cleavage form the resin," International Journal of Peptide and Protein Research, vol.36, no.4, pp.356-361, 1990.
Ceftobiprole is a pyrrolidinone -3- ylide-methyl cephalosporin and was formerly designated as BAL 9141/RO 63-9141 (Figure 3A).