Background Thiazolidine-2, 4-diones (TZDs) have grown to be a pharmacologically essential course of heterocyclic substances since their launch by means of glitazones in to the clinical make use of for the treating type 2 diabetes. three group of substances, specifically, ethyl 2-((=??(-? em d /em em t /em )?M? em d /em em c /em ??100 where em dc /em general size of fungal colony in negative control plates, em dt /em general size of fungal colony Rosiglitazone maleate manufacture in experimental plates. Abbreviations DMSO: dimethylsulfoxide; MIC: minimal inhibitory focus; MTCC: microbial-type tradition collection; SDA: Sabouraud dextrose agar; TZDs: thiazolidine-2,4-dione. Contending interests The writers declare they have no contending interests. Supplementary Materials Additional document 1:1H NMR Spectra .(4a); 1H NMR of ethyl 2-((Z)-2, 4-dioxo-5-((1, 3-diphenyl-1H-pyrazol-4-yl)methylene)thiazolidin-3-yl)acetate Just click here for document(733K, JPEG) Extra document 2:1H NMR Spectra .(4b); Rosiglitazone maleate manufacture 1H NMR of ethyl 2-((Z)-2, 4-dioxo-5-((1-phenyl-3-p-tolyl-1H-pyrazol-4-yl)methylene)thiazolidin-3-yl)acetate Just click here for document(693K, JPEG) Extra document 3:1H NMR Spectra .(4c); 1H NMR of ethyl 2-((Z)-5-((3-(4-methoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(539K, JPEG) Extra document 4:1H NMR Spectra .(4d); 1H NMR of ethyl 2-((Z)-5-((3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(579K, JPEG) Extra document 5:1H NMR Spectra .(4e); 1H NMR of ethyl 2-((Z)-5-((3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(552K, JPEG) Extra document 6:1H NMR Spectra .(4f); 1H NMR of ethyl 2-((Z)-5-((3-(4-bromophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(590K, JPEG) Extra document 7:1H NMR Spectra .(4g); 1H NMR of ethyl 2-((Z)-5-((3-(4-hydroxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(636K, JPEG) Extra document 8:1H NMR Spectra .(4h); 1H NMR of ethyl 2-((Z)-5-((3-(4-nitrophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(580K, JPEG) Extra document 9:1H NMR Spectra .(5a); 1H NMR of methyl 2-((Z)-2, 4-dioxo-5-((1, 3-diphenyl-1H-pyrazol-4-yl)methylene)thiazolidin-3-yl)acetate Just click here for document(560K, JPEG) Extra document 10:1H NMR Spectra .(5b); 1H NMR of methyl 2-((Z)-2, 4-dioxo-5-((1-phenyl-3-p-tolyl-1H-pyrazol-4-yl)methylene)thiazolidin-3-yl)acetate Just click here for document(572K, JPEG) Extra document 11:1H NMR Spectra .(5c); 1H NMR of methyl 2-((Z)-5-((3-(4-methoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(553K, JPEG) Extra document 12:1H NMR Spectra .(5d); 1H NMR of methyl 2-((Z)-5-((3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(533K, JPEG) Extra document 13:1H NMR Spectra .(5e); 1H NMR of methyl 2-((Z)-5-((3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(555K, JPEG) Extra document 14:1H NMR Spectra .(5f); 1H NMR of methyl 2-((Z)-5-((3-(4-bromophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(696K, JPEG) Extra document 15:1H NMR Spectra .(5g); 1H NMR of methyl 2-((Z)-5-((3-(4-hydroxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(631K, JPEG) Extra document 16:1H NMR Spectra .(5h); 1H NMR of methyl 2-((Z)-5-((3-(4-nitrophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Just click here for document(718K, JPEG) Extra document 17:1H NMR Spectra .(6a); 1H NMR of 2-((Z)-2, 4-dioxo-5-((1, 3-diphenyl-1H-pyrazol-4-yl)methylene)thiazolidin-3-yl)acetic acidity Just click here for document(743K, JPEG) Extra document 18:1H NMR Spectra .(6b); 1H NMR of 2-((Z)-2, 4-dioxo-5-((1-phenyl-3-p-tolyl-1H-pyrazol-4-yl)methylene)thiazolidin-3-yl)acetic acidity Just click here for document(754K, JPEG) Extra document 19:1H NMR Spectra .(6c); 1H NMR of 2-((Z)-5-((3-(4-methoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetic Rosiglitazone maleate manufacture acidity Just click here for document(704K, JPEG) Extra document 20:1H NMR Spectra .(6d); 1H NMR of 2-((Z)-5-((3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetic acidity Just click here for document(769K, JPEG) Extra document 21:1H NMR Spectra .(6e); 1H NMR of 2-((Z)-5-((3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetic acidity Just click here for document(837K, JPEG) Extra document 22:1H NMR Spectra .(6f); 1H NMR of 2-((Z)-5-((3-(4-bromophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetic acidity Just click here for document(763K, JPEG) Extra document 23:1H NMR Spectra .(6g); 1H NMR of 2-((Z)-5-((3-(4-hydroxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetic acidity Just click MLNR here for document(669K, JPEG) Extra document 24:1H NMR Spectra .(6h); 1H NMR of 2-((Z)-5-((3-(4-nitrophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetic acidity Just click here for document(629K, JPEG) Acknowledgements DKA and PL are thankful towards the CSIR and UGC, New Delhi, for offering JRF and SRF, respectively. We are pleased to the Movie director, SAIF, Punjab School, Chandigarh, to carry out mass spectrometric evaluation. Thanks are because of the CDRI, Lucknow, to carry out elemental evaluation..