土壤和辣椒中吡唑醚菌酯的残留检测与消解动态研究

杀菌剂吡唑醚菌酯在大白菜上的残留动态

ACCESSION: EA277908RECORD_TITLE: Pyraclostrobin; LC-ESI-ITFT; MS2; 15%; R=15000; [M+H]+DATE: 2012.11.21AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, EawagLICENSE: http://massbank.ufz.de/MassBank/files/license.htmlCOPYRIGHT: Copyright (C) 2011 Eawag, Duebendorf, SwitzerlandCOMMENT: CONFIDENCE standard compoundCOMMENT: EAWAG_UCHEM_ID 2779

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CH$NAME: PyraclostrobinCH$NAME: methyl [2-({[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy}methyl)phenyl]methoxycarbamateCH$COMPOUND_CLASS: N/A; Environmental StandardCH$FORMULA: C19H18ClN3O4CH$EXACT_MASS: 387.0986CH$SMILES: c1(ccc(n2ccc(OCc3c(cccc3)N(OC)C(OC)=O)n2)cc1)ClCH$IUPAC: InChI=1S/C19H18ClN3O4/c1-25-19(24)23(26-2)17-6-4-3-5-14(17)13-27-18-11-12-22(21-18)16-9-7-15(20)8-10-16/h3-12H,13H2,1-2H3CH$LINK: CAS 175013-18-0CH$LINK: PUBCHEM CID:6422843CH$LINK: INCHIKEY HZRSNVGNWUDEFX-UHFFFAOYSA-NCH$LINK: CHEMSPIDER 4928348

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AC$INSTRUMENT: LTQ Orbitrap XL Thermo ScientificAC$INSTRUMENT_TYPE: LC-ESI-ITFTAC$MASS_SPECTROMETRY: MS_TYPE MS2AC$MASS_SPECTROMETRY: IONIZATION ESIAC$MASS_SPECTROMETRY: ION_MODE POSITIVEAC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCDAC$MASS_SPECTROMETRY: COLLISION_ENERGY 15 % (nominal)AC$MASS_SPECTROMETRY: RESOLUTION 15000AC$CHROMATOGRAPHY: COLUMN_NAME XBridge C18 3.5um, 2.1x50mm, WatersAC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0 min, 50/50 at 4 min, 5/95 at 17 min, 5/95 at 25 min, 90/10 at 25.1 min, 90/10 at 30 minAC$CHROMATOGRAPHY: FLOW_RATE 200 ul/minAC$CHROMATOGRAPHY: RETENTION_TIME 13.4 minAC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acidAC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

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MS$FOCUSED_ION: BASE_PEAK 388.1064MS$FOCUSED_ION: PRECURSOR_M/Z 388.1059MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+MS$DATA_PROCESSING: DEPROFILE SplineMS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1MS$DATA_PROCESSING: WHOLE RMassBank

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PK$ANNOTATION: m/z num {formula mass error(ppm)}118.065 1 C8H8N+ 118.0651 -0.98132.0442 1 C8H6NO+ 132.0444 -1.21133.0521 1 C8H7NO+ 133.0522 -0.79134.0598 1 C8H8NO+ 134.06 -2.02149.047 1 C8H7NO2+ 149.0471 -0.74162.0548 1 C9H8NO2+ 162.055 -0.65163.0626 1 C9H9NO2+ 163.0628 -0.8164.0705 1 C9H10NO2+ 164.0706 -0.46166.0861 1 C9H12NO2+ 166.0863 -1.11194.0811 1 C10H12NO3+ 194.0812 -0.41216.0651 1 C12H10NO3+ 216.0655 -1.71296.0581 1 C19H8N2O2+ 296.058 0.21298.0723 1 C19H10N2O2+ 298.0737 -4.53324.053 1 C17H11ClN3O2+ 324.0534 -1.24328.085 1 C17H15ClN3O2+ 328.0847 0.73356.079 1 C18H15ClN3O3+ 356.0796 -1.9388.1049 1 C19H19ClN3O4+ 388.1059 -2.58PK$NUM_PEAK: 17PK$PEAK: m/z int. rel.int.118.065 8142.3 18132.0442 12531.4 28133.0521 6314.9 14134.0598 16177.1 36149.047 39426.3 88162.0548 81735.3 182163.0626 141230.8 315164.0705 317833.8 710166.0861 5274.5 11194.0811 446803.4 999216.0651 3872.5 8296.0581 146287 327298.0723 2417 5324.053 19974.7 44328.085 3734.9 8356.079 81956.1 183388.1049 133076.1 297//

60%唑醚·代森联水分散粒剂中吡唑醚菌酯在葡萄和土壤中的残留分析

凝胶渗透色谱-固相萃取-高效液相色谱法测定花生中的吡唑醚菌酯残留

Environmental Chemistry Methods: Pyraclostrobin

土壤，LCMS

Dimethomorph + Pyraclostrobin農藥有效成分檢驗方法

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吡唑醚菌酯2016年全球销售额7.65亿美金，在全球最重要的15个杀菌剂品种中位列第二，巴斯夫吡唑醚菌酯原药专利与合成专利均于2015年6月到期，在中国，若干企业已经开始登记并生产原药。截止2017年8月底共有281个产品登记。