3-Aryl-2-acylimino-4-thiazolidinones are efficiently formed in 1-n-butyl-3-methylimidazolium hexafluorophosphate [bmim][PF6] as solvent in a one-pot three-step procedure. The ionic solvent could be recovered and recycled four times with no diminution in yields.
(a) ChauvinY., and OlivierH., CHEMTECH, 1995, 25, 26.
6.
SeddonK.R., J. Chem. Technol. Biotechnol., 1997, 68, 351.
7.
WeltonT., Chem. Rev., 1999, 99, 2071.
8.
WasserscheidP., and KeimW., Angew. Chem. Int. Ed., 2000, 39, 3772.
9.
SeddonK.R., StarkA., and TorresM. J., Pure Appl. Chem., 2000, 72, 2275.
10.
HuddlestonJ. G., VisserA. E., ReichertW. M., WillauerH. D., BrokerG. A., and RogersR. D., Green Chem., 2001, 3, 156.
11.
SheldonR., Chem. Commun., 2001, 2399.
12.
BrenneckeJ.F., and MaginnE. J., AIChE J., 2001, 47, 2384.
13.
Olivier-BourbigouH., and MagnaL., J. Mol. Catal. A: Chem., 2002, 182-183, 419.
14.
DupontJ., de SouzaR. F., and SuarezP. A. Z., Chem. Rev., 2002, 102, 3667.
15.
WilkesJ.S., Green Chem., 2002, 4, 73.
16.
DavisJ.H.Jr., and FoxP. A., Chem. Commun., 2003, 1209; (m) Ionic Liquids. Industrial Applications to Green Chemistry, RogersR.D., and SeddonK. R., Ed., American Chemical Society: Washington DC, 2002; (n) Ionic Liquids in Synthesis, P. Wasserscheid and T. Welton, Ed., Wiley-VCH: Weinheim, 2002.
17.
ZulfiqarF., and KitazumeT., Green Chem., 2000, 2, 137.
18.
RodriquezM., SegaA., and TaddeiM., Org. Lett., 2003, 5, 4029.
19.
IshimitsuK., ImagawaH., YamadaT., MatsudaM., and KitagawaY., WO Patent 88 00943 (1988); Chem. Abstr., 1988, 109, 54 764.
20.
BoschelliD.H., and ConnorD. T., US Patent 5 143 927 (1992); Chem. Abstr., 1993, 118, 22 244.
21.
(a) El-FekyS.H., and Abd El-SamiiZ. K., J. Chem. Technol. Biotechnol., 1991, 51, 61.
22.
El-FekyS.H., Pharmazie, 1993, 48, 894.
23.
ErgencN., and CapanG., Farmaco, 1994, 49, 133; d) N. Karali and A. Gursoy, Farmaco, 1994, 49, 819.
24.
LakhanR., BhargavaP. N., and PrakashS., J. Nepal Chem. Soc., 1981, 1, 51.
25.
CoxJ.M., CloughJ. M., BarnesN. J., PearsonD. P. J., MatthewsI. R., VohraS. K., SmithS. C., MitchellG., and BarberR. A., WO Patent 95 33719 (1995); Chem. Abstr., 1996, 124, 261 022.
26.
(a) UpadhyayaJ.S., and SrivastavaP. K., J. Ind. Chem. Soc., 1982, 59, 767.
27.
RasmussenC. R., VillaniF. J., WeanerL. E., ReynoldsB. E., and HoodA. R., Synthesis, 1988, 456.
28.
SaxenaA.K., PandeyS. K., SethP., SinghM. P., DikshitM., and CarpyA., Bioorg. Med. Chem., 2001, 9, 2025.
