نتایج جستجو برای: rearrangement of propargyl amine salt
تعداد نتایج: 21175532 فیلتر نتایج به سال:
the reduction of herbicide applications is a main research priority in recent years for herbicide reducing the risk of side-effects and costs from herbicides. therefore to predicting additive, synergism or antagonism effects mesosulfuron + iodosulfuron and clodinafop-propargyl two herbicides mixture on wild oat with isobole curvatures, greenhouse experimental in completely randomized design wit...
To study the goosegrass (Eleusine indica (L.) Gaertn.) in tall fescue (Festuca arundinacea Schreb.), an experiment in 15-year old turf was conducted during 2006 in Tehran in Sheikh Fazlollah highway using randomized complete block design with 4 replications in 1*1 m2 plots. Treatments were diclofop methyl at 2.5 and 3 Lha-1, fenoxaprop-p-ethyl at 0.8 and 1 Lha-1, clodinafop propargyl at 0.6 and...
The compatibility between gold(I) catalysts and amine transaminases has been explored to transform racemic propargylic alcohols into enantioenriched allylic amines in a straightforward selective manner. synthetic approach consists of gold(I)-catalysed Meyer-Schuster rearrangement series 2-arylpent-3-yn-2-ols subsequent stereoselective enzyme-catalysed transamination the resulting α,β-unsaturate...
The title salt, C(14)H(31)N(2) (+)·C(15)H(9)O(7) (-), was obtained in the reaction of quercetin with n-butyl-amine in a mixture of acetone and hexane. The crystal structure determination shows that the quercetin donates one of its phenol H atoms to the N-butyl-4-butyl-imino-2-methyl-pentan-2-amine mol-ecule. The crystal structure of the salt is stabilized by intramolecular (N-H⋯N for the cation...
در این بررسی دو سری کمپلکس از کبالت (iii) به فرمول های کلی (co(do)(doh)pn)(amine)cl][pf6:(amine=imazl,analin) , [co(salpn)(amine)2]x:(amine=pprdn, prldn,mrplin,imdzl),(x=bph4 , clo4) سنتز و با استفاده از آنالیز عنصری و روشهای طیف سنجی h-nmr , ir , uv-vis شناسایی گردیده است. به علت حساسیت ترکیبات با لیگاندهای چهار دندانه ای به آب برای سنتز آنها تمهیدات خاصی به کار برده شده است. تا بتوا...
Liu et al. (1) alleged that they could not repeat our work on the protein BBL (Protein Data Bank ID code 1W4H) at the most basic level. Campos and Muñoz now admit (2), as we explained (3), that they used a phosphate buffer that greatly changed pH during the guanidinium chloride (GdmCl) titration relative to our Mops buffer. They can now repeat our work. However, the authors now claim (2), misle...
Background and Objectives: In this study, the proteolysis and lipolysis of Poosti cheese produced from raw sheep milk in mountainous eastern regions of Iran were investigated during 90 days of ripening. Materials and Methods: Sodium dodecyl sulfate polyacrylamide gel electrophoresis for proteolysis (SDS-PAGE) and gas chromatography (GC) for free fatty acids (FFAs) were applied to investigate th...
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