合成:ethyl trifluoropyruvatephenolethyl 2-aryl-3, 3, 3-trifluoroporopionatesynthesis報道了以苯酚和三氟丙酮酸乙酯為起始原料,在溫和條件下合成高產率的2-(牛在基苯基)-3,3,3-三氟丙酸乙酯的一條新途徑,該途徑包括水碳酸鉀催化的苯酚與三氟丙酮酸乙酯間的親電取代反應,由此形成的產物的選擇性側連羥基的...
Ethyl linolenate 皂草苷 Cinnamic acid 1H-吡咯-2-羧酸 3-呋喃基甲酯 亚麻酸乙酯 2''-鼠李糖淫羊藿次苷 II (-)-licarin B 当归素 56121-42-7 54522-52-0 138916-58-2 霹雳萝芙木碱 Velutin Dibenzylbutyrolactone 492-14-8 1-Deoxynojirimycin Dacarbazine 110623-73-9 Ginsenos...
(pyrazolynate)、苄草 唑(pyrazoxyfen)、和topramezone;苯基吡唑类除草剂,例如异丙吡草酯(fluazolate)、吡 氯草胺(nipyraclofen)、吡唑草酯(pioxaden)和氟唑草酯(pyraflufen);哒嗪类除草剂,如 醚草敏(credazine)、pyridafol和哒草特(pyridate);哒嗪酮类除草剂,如杀莠敏 (brompyrazon)、氯草敏(chlorid...
(ttrSegeatytr2nraFset.geopasndtnteeaelr5sorlrsdrii3att8rlsogexAttuwgeoeop7fiw+oo7iatr0twovhldaensurgoBil,uaortnBdni%oonpiltepio.tngrrpt)intdoigwb)duhnltooie2.oholoA.e.loshnyaiawc0otanntAsibtW5e7AbnDtnttg,ttse0Dnttwisy0ohiCcaye.c1ottdaoorcetwgeAosoAscd0soµe)tfμcncnerAn.ioda0Bia...
Fluoride, chloride, bromide, iodide, cyanate, thiocyanate, bicarbonate, carbonate, nitrate, nitrite, hydrogensulfide, bisulfite, stannate, selenate, tetraborate, perruthenate, selenocyanate, trithiocarbonate, triflate, fluorosulfonate and iminodisulfonate were less efficient inhibitors with a KI in the ...
pionate纤维素丙酸酯ctfepolychlorotrifluoroethylene聚一氯三氟乙烯eaaethyleneacrylicacidtp乙烯丙烯酸eaeethyleneacrylicestertp乙烯丙烯酸乙酯ectfeethylenechlorotrifluoroeethylene乙烯一氯三氟乙烯共聚合物emaethylenemethylacrylatetp乙烯甲基丙烯酸酯emaaethylenemethacrylicacid乙烯丙烯酸甲酯enbaethylenenbutylacrylatetp乙烯丁基...
X-ray study on the successive phase transition in cholesteryl 2,2,3,3-tetrafluoropionate (CTFP)text/htmlcharset=iso-8859-15These studies on phase transition and crystal structure in a single-crystal of CTFP by X-ray diffraction in the temperature range 88 to 293 K show that CTFP ...
3-Dimethylsulfoniopropionate (DMSP) is known to be an effective osmoprotectant. It is accumulated to high levels (5-50 μmol g 1 fresh weight) by several diverse flowering plants, including intertidal ...doi:10.1007/978-1-4613-0377-0_7A. D. HansonD. A. GageSpringer US...
PROCESS OF PREPARATION OF (S) - 2-CHLORO-3-(4-BENZAMIDOACETOPHENYL)-1-(4-NONYLOXYBENZOYL)-BENZOATOPR PIONATE."A process for the preparation of (S)-2-chloro-3-(4- benzarnidoacetophenyl)-l-(4'-nonyloxybenzoyl)-benzoatopropionate which comprises in the step of Nucleophilic substitution of...
process for preparing trihydrate (2r, 3s) - 3 - benzoylamino) - 2-hydroxy-3 - phenylpro - pionate 4.10 - diacetoxy - 2alpha - benzoyloxy - 5beta, 20 epoxy - 1,7beta - dihydroxy - oxo - tax - 11 - 13alpha acetate.PCT No. PCT/FR96/00104 Sec. 371 Date Jul. 24, 1997 Sec...