Journal: Molecules (Basel, Switzerland)

Article Title: Comprehensive Analysis of the Chemical and Bioactivity Profiles of Endemic Crataegus turcicus Dönmez in Comparison with Other Crataegus Species.

doi: 10.3390/molecules28186520

Figure Lengend Snippet: Figure 3. HPTLC chromatogram of different parts of Crataegus species at white light. 1: epicatechin, 2: procyanidin B2, C.T.: C. turcicus, C.M.: C. monogyna, C.O.: C. orientalis, and C.P.: C. pentagyna.

Article Snippet: Vitexin, vitexin-2′′-Orhamnoside, and neochlorogenic acid were purchased from Aktin Chemicals (Chengdu, China); epicatechin was bought from Biosynth (Staad, Switzerland); ammonium acetate and copper sulfate were provided from Carlo Erba Reagents (Val de Reuil, France); vanillin, 2,4,6-Tri(2-pyridyl)-s-triazine (TPTZ), sulfanilamide, sodium acetate trihydrate, acetic acid, ammonium molybdate, sulfuric acid (98%), dimethyl sulfoxide, and sodium nitrite were acquired from Honeywell Research Chemicals (Morris Plains, NJ, USA); hyperoside and quercetin were obtained from HWI (Rülzheim, Germany); n-propanol was bought from Interlab (İstanbul, Türkiye); HPLC grade acetonitrile, iron (III) chloride (FeCl3), and iron (II) sulfate heptahydrate were purchased from J.T.

Techniques: High Performance Thin Layer Chromatography

Journal: Journal of Research in Veterinary Medicine

Article Title: Determination of the effect of green extraction solvents on the phenolic acids and flavonoids of propolis

doi: 10.30782/jrvm.937418

Figure Lengend Snippet: Figure 2. The chromatogram of the mixed phenolic compounds. The retention time of phenolic compounds; Gallic acid: 5.338, Protocat- echuic acid: 7.996, Catechin: 13.232, Caffeic acid: 16.832, Syringic acid: 17.376, Epicatechin: 20.196, Epigallocatechin: 23.248, p-Coumaric acid: 27.822, trans-Ferulic acid: 34.456, Benzoic acid: 36.224, m-Coumaric acid: 37.28, trans- Isoferulic acid: 39.265, Vitexin: 45.043, Ellagic acid: 48.294, Rutin: 50.9, Naringin: 64.914, Quercitrin: 69.248, Methyl sy- ringate: 54.603, DMCA: 68.032, Myricetin: 73.486, Rosmarinic acid: 78.344, trans-Cinnamic acid: 80.945, Daidzein: 87.101, Quercetin: 100.798, Luteolin: 102.368, Pinobanksin: 106.423(±)-, Naringenin: 110.07, Apigenin: 116.113, Kaempferol: 118.147, Isorhamnetin:120.681, Chrysin: 142.719, Pinocembrin: 144.153, Galangin: 148.185, CAPE: 150.99, Emodin: 171.582, trans-Chalcone178.308

Article Snippet: The compounds were used as standards in HPLC-DAD analysis which galangin (GL), rutin trihydrate (RT), kaempferol (KF), quercetin hydrate (KRC), quercitrin (KCT), p-coumaric acid (p-Q), trans-chalcone (KL), caffeic acid phenethyl ester (CAPE), trans-ferulic acid (FR), trans-cinnamic acid (SA), luteolin (LT), pinocembrin (PN), caffeic acid (KA) and gallic acid (GA) were purchased from Sigma-Aldrich), m-coumaric acid (m-Q) was purchased from Fluka, protocatechuic acid (PCA), trans-isoferulic acid (IFR), daidzein (DZ), rosmarinic acid RA, syringic acid (SYA), (±)-catechin (KT), (±)naringenin (NR), 3-4 dimetoxycinnamic acid (DMCA), apigenin (AP), benzoic acid (BA), ellagic acid dehydrate (EA), emodin (EM), pinobanksin (PNB), vitexin (VT), (±)epicatechin (EKT), (±)epigallocatechin (EGK), isorhamnetin (ISR), chrysin (CR), methyl syringate (MYS), naringin (NG) and myricetin (MR) were purchased from Santa-Cruz biotechnology.

Techniques: