Table 4.
Recovery efficiency (RE) of secondary metabolites and matrix effect (ME) from coffee leaf extracts.
| Family | Metabolite | RE | ME |
|---|---|---|---|
| (%) | (%) | ||
| alkaloid | 1,3,7-trimethyluric acid | 89.90 | -24.20 |
| alkaloid | caffeine | 76.10 | -29.22 |
| alkaloid | corynanthine | 56.00 | -24.06 |
| alkaloid | erucifoline | 61.10 | -6.21 |
| alkaloid | harmane | 80.30 | -23.95 |
| alkaloid | hordenine | 72.30 | -44.83 |
| alkaloid | mitragynine | 46.70 | 3.28 |
| alkaloid | seneciphylline | 61.40 | 26.53 |
| alkaloid | tomatidine | 35.80 | -3.46 |
| amino acid derivative | 5-hydroxytryptophan | 102.70 | -44.92 |
| amino acid derivative | tyramine | 74.80 | -44.75 |
| anthocyanidin | apigeninidin | 66.70 | 13.19 |
| anthocyanin glycoside | keracyanin | 23.30 | -7.01 |
| cinnamate ester | 3,4-di-O-caffeoylquinic acid | 194.30 | -182.44 |
| cinnamate ester | 4,5-dicaffeoylquinic acid | 57.20 | 122.65 |
| cinnamate ester | 4-caffeoylquinic acid | 82.20 | 75.55 |
| cinnamic acid derivative | 3,4-dimethoxycinnamic acid | 76.50 | -25.81 |
| coumarin derivative | 6-methylcoumarin | 78.10 | -24.91 |
| coumarin derivative | 7,8-dihydroxy-4-methylcoumarin | 79.50 | -19.74 |
| coumarin derivative | esculetin | 82.60 | -3.48 |
| coumarin derivative | mellein | 81.20 | -20.56 |
| coumarin derivative | scopoletin | 68.70 | -24.87 |
| dihydroxybenzoic acid | 2,5-dihydroxybenzoic acid | 77.10 | -15.47 |
| dihydroxybenzoic acid | 3,4-dihydroxybenzoic acid | 76.20 | 0.76 |
| dihydroxybenzoic acid | 3,5-dimethoxybenzoic acid | 80.50 | -24.28 |
| dimethoxybenzene | 3,5-dimethoxybenzaldehyde | 82.40 | -21.11 |
| diterpenoid | gibberellic acid | 66.70 | -35.04 |
| diterpenoid | ginkgolide A | 58.90 | -24.42 |
| flavanol | catechin | 81.60 | -23.50 |
| flavanol | epicatechin | 83.10 | 15.05 |
| flavanol | epigallocatechin | 73.60 | -85.83 |
| flavanone | eriodictyol | 73.10 | -29.82 |
| flavanone | hesperetin | 80.20 | -20.55 |
| flavanone | homoeriodictyol | 72.90 | -18.14 |
| flavanone | isosakuranetin | 80.10 | -20.79 |
| flavanone | naringenin | 74.30 | -22.78 |
| flavanone O-glycoside | naringenin-7-O-glucoside | 63.00 | -35.42 |
| flavanone-C-glycoside | swertiajaponin | 56.20 | 21.92 |
| flavanone-O-glycoside | naringin | 45.80 | -90.06 |
| flavanonol | dihydrokaempferol | 71.60 | -23.12 |
| flavanonol | dihydroquercetin | 69.40 | -24.51 |
| flavone | 3-deoxyrobinetin | 60.00 | 53.64 |
| flavone | apigenin | 78.90 | -28.58 |
| flavone | apigenin-7-glucuronide | 54.20 | -16.12 |
| flavone | baicalein | 55.20 | 7.23 |
| flavone | chrysin | 87.30 | -34.61 |
| flavone | chrysoeriol | 78.80 | -21.68 |
| flavone | diosmetin | 69.80 | -16.06 |
| flavone | eupatorin | 77.50 | -21.60 |
| flavone | flavopiridol | 72.20 | 80.23 |
| flavone | genkwanin | 76.90 | -22.52 |
| flavone | luteolin | 68.80 | -12.86 |
| flavone | myricetin | 51.00 | -18.64 |
| flavone | scutellarein | 50.40 | 51.01 |
| flavone | tectochrysin | 67.80 | -18.77 |
| flavone | tricetin | 53.80 | 36.58 |
| flavone C-glycoside | isoorientin | 53.50 | 4.16 |
| flavone C-glycoside | swertisin | 55.60 | -15.14 |
| flavone-C-glycoside | isoschaftoside | 66.20 | -22.12 |
| flavone-C-glycoside | isovitexin/vitexin | 58.80 | -16.56 |
| flavone-C-glycoside | orientin | 52.10 | 11.89 |
| flavone-C-glycoside | Vicenin 2 | 42.00 | -10.71 |
| flavone-O-glycoside | acacetin-7-O-rutinoside | 61.80 | -9.30 |
| flavone-O-glycoside | apigenin-7-O-glucoside | 56.90 | -25.08 |
| flavone-O-glycoside | baicalin | 62.00 | -20.13 |
| flavone-O-glycoside | luteolin-7,3’-di-O-glucoside | 64.50 | -32.82 |
| flavone-O-glycoside | luteolin-7-O-glucoside | 42.40 | -27.38 |
| flavone-O-glycoside | luteolin-7-O-glucuronide | 69.20 | -12.69 |
| flavone-O-glycoside | myricetin-3-O-rhamnoside | 44.60 | 47.77 |
| flavone-O-glycoside | neodiosmin | 43.60 | -88.65 |
| flavonol | fisetin | 72.80 | 17.56 |
| flavonol | gossypetin | 38.30 | 186.65 |
| flavonol | isorhamnetin | 57.70 | -13.77 |
| flavonol | kaempferide | 73.60 | -20.18 |
| flavonol | kaempferol | 69.30 | -21.47 |
| flavonol | morin | 54.00 | 28.56 |
| flavonol | quercetin | 67.10 | -17.24 |
| flavonol | quercitrin | 58.20 | -2.56 |
| flavonol | rhamnazin | 60.80 | -15.60 |
| flavonol | rhamnetin | 61.90 | -12.18 |
| flavonol | tamarixetin | 66.90 | -18.37 |
| flavonol-O-glycoside | afzelin | 68.60 | -26.06 |
| flavonol-O-glycoside | isoquercetrin | 68.40 | 16.38 |
| flavonol-O-glycoside | isorhamnetin-3-O-glucoside | 68.50 | 2.12 |
| flavonol-O-glycoside | kaempferitrin | 52.00 | 0.79 |
| flavonol-O-glycoside | kaempferol-3-O-glucoside | 60.20 | 28.18 |
| flavonol-O-glycoside | kaempferol-3-O-glucuronide | 71.20 | -18.36 |
| flavonol-O-glycoside | kaempferol-7-O-glucoside | 56.30 | -29.40 |
| flavonol-O-glycoside | kaempferol-7-O-neohesperidoside | 51.30 | 2.93 |
| flavonol-O-glycoside | quercetin-3,4’-O-diglucoside | 49.20 | -21.71 |
| flavonol-O-glycoside | quercetin-3-O-galactoside | 53.00 | -0.89 |
| flavonol-O-glycoside | rutin | 33.80 | -48.97 |
| flavonol-O-glycoside | spiraeoside | 55.40 | -20.78 |
| hydroxybenzoic acid | 4-hydroxybenzoic acid | 83.00 | -36.35 |
| hydroxybenzoic acid | gallic acid | 76.40 | -19.35 |
| hydroxybenzoic acid | salicylic acid | 51.40 | -74.19 |
| hydroxybenzoic acid | vanillic acid | 82.00 | -78.18 |
| hydroxycinnamic acid | caffeic acid | 65.30 | -17.55 |
| hydroxycinnamic acid | coumaric acid | 80.20 | -25.62 |
| hydroxycinnamic acid | ferulic acid | 75.40 | -18.89 |
| indole alkaloid | 5-hydroxydimethyltryptamine | 91.50 | -37.98 |
| indole alkaloid | 7-hydroxy mitragynine | 59.20 | -20.88 |
| indole alkaloid | anthranilic acid | 72.60 | 48.89 |
| indole alkaloid | N,N-dimethyltryptemine | 79.30 | -0.45 |
| indole alkaloid | psilocybin | 82.50 | 45.11 |
| indole alkaloid | rauwolscine | 57.20 | -22.77 |
| indole alkaloid | reserpine | 30.70 | 0.24 |
| indole alkaloid | theobromine | 76.50 | -17.88 |
| indole alkaloid | theophylline | 77.00 | -25.19 |
| indole alkaloid | tryptamine | 72.60 | -42.00 |
| isoflavone | biochanin A | 74.50 | -24.03 |
| isoflavone | calycosin | 70.90 | -21.78 |
| isoflavone | glycitein | 81.40 | -22.87 |
| isoflavone | ipriflavone | 66.40 | -24.26 |
| isoflavone | neobavaisoflavone | 65.30 | -21.12 |
| isoflavone | prunetin | 75.60 | -17.48 |
| isoflavone-O-glycoside | genistein-7-O-glucuronide | 69.30 | -19.96 |
| isoflavone-O-glycoside | glycitin | 53.50 | -12.45 |
| isoflavone-O-glycosylated | sophoricoside | 59.00 | -43.91 |
| lactone | brefeldin A | 68.30 | -33.62 |
| lignan | arctigenin | 63.50 | -21.16 |
| lignan | matairesinol | 64.90 | -24.19 |
| monocarboxilic acid | cinnamic acid | 80.50 | -21.71 |
| mycotoxin | neosolaniol | 87.90 | 36.21 |
| mycotoxin | roridin-L2 | 36.50 | -22.76 |
| oxylipin | jasmonic acid | 73.30 | -25.55 |
| oxylipin | methyl jasmonate | 95.30 | -30.97 |
| phenol | gingerol | 68.80 | -20.27 |
| phenolic acid | benzoic acid | 90.80 | -36.14 |
| phenolic acid | sinapic acid | 69.60 | -14.47 |
| phenolic acid | syringic acid | 80.10 | -55.23 |
| phenolic alcohol | caffeyl alcohol | 81.80 | -33.98 |
| phenolic alcohol | coniferyl alcohol | 77.60 | -20.35 |
| phenolic alcohol | sinapyl alcohol | 67.90 | -17.88 |
| phenolic alcohol | vanillyl alcohol | 83.70 | -22.66 |
| phenolic aldehyde | 3,4-dihydroxycbenzaldehyde | 93.40 | 41.47 |
| phenolic aldehyde | 4-hydroxybenzaldehyde | 78.50 | -70.69 |
| phenolic aldehyde | caffeyl aldehyde | 77.70 | -49.70 |
| phenolic aldehyde | coniferaldehyde | 77.40 | -20.36 |
| phenolic aldehyde | sinapaldehyde | 70.10 | -56.06 |
| phenolic aldehyde | vanillin | 79.60 | -24.83 |
| sesquiterpene | abscisic acid | 60.60 | -29.79 |
| sesquiterpene | artemisinin | 49.30 | -22.97 |
| sesquiterpene | heptelidic acid | 68.30 | -20.29 |
| sesquiterpene | α-cyperone | 70.30 | -19.83 |
| stilbenoid | 3-hydroxystilbene | 78.20 | -23.62 |
| stilbenoid | piceid | 50.90 | -7.63 |
| stilbenoid | pinosylvin | 77.80 | -18.70 |
| stilbenoid | pterostilbene | 66.80 | -33.96 |
| stilbenoid | resveratrol | 64.10 | -32.92 |
| stilbenoid | t-trimethoxyresveratrol | 58.60 | -19.81 |
| triterpenoid | enoxolone | 28.90 | -25.84 |