نتایج جستجو برای: مفزین کاربامات mephenesin carbamate
تعداد نتایج: 2685 فیلتر نتایج به سال:
In the title naphthalimide derivative, C(23)H(26)N(2)O(6), the 1,8-naphthalimide system is essentially planar [maximum deviation = 0.0456 (16) Å]. A characteristic pattern of alternating long and short C-C bond lengths is observed in the 1,8-naphthalimide unit. The mean planes through the methyl carbamate and acetic acid groups form dihedral angles of 42.30 (9) and 61.59 (9)°, respectively, wit...
The simultaneous determination of two carbamate pesticides (carbaryl and carbendazim) and of the degradation product of carbaryl (1-naphthol) in iceberg lettuce was achieved by means of PARAFAC decomposition and excitation-emission fluorescence matrices. A standard addition method for a calibration based on four-way data was applied using different dilutions of the extract from iceberg lettuce ...
The title compound, [Re(C3H6NS2)(C2H3N)(CO)3], features an octa-hedrally coordinated ReI atom within a C3NS2 donor set defined by three carbonyl ligands in a facial arrangement, an aceto-nitrile N atom and two S atoms derived from a symmetrically coordinating di-thio-carbamate ligand. In the crystal, di-thio-carbamate-methyl-H⋯O(carbon-yl) inter-actions lead to supra-molecular chains along [36-...
The carbamate compounds are a class of cholinesterase-inhibiting pesticides (Farage-Elawar, 1990) and bendiocarb (2, 3-isopropyledene-dioxyphenyl methylcarbamate, BC) is the most widely used carbamate insecticide to control disease vectors (mosquitoes, flies, household and agricultural pests). Like other carbamate insecticides, BC is a reversible inhibitor of acetylcholinesterase (AChE). The bl...
در این پروژه، سنتز برخی تری آریل پیریدین ها از نمک های پیریلیوم مربوطه حاوی گروه های دهنده و کشنده الکترون در موقعیت پارای حلقه های فنیل استخلافی در فاز محلول و جامد مورد بررسی قرار گرفت. در ابتدا، واکنش تری فنیل پیریلیوم پرکلرات به عنوان ترکیب مدل با برخی از منابع تولید آمونیاک نظیر آمونیوم اگزالات، آمونیوم استات، آمونیوم کاربامات، اوره، تیو اوره و استامید انجام گردید. در این میان، آمونیوم کار...
The Sn(IV) atom in the title diorganotin dithio-carbamate, [Sn(C(4)H(9))(2)(C(15)H(14)NS(2))Cl], is penta-coordinated by an asymmetrically coordinating dithio-carbamate ligand, a Cl atom and two C atoms of the Sn-bound tert-butyl groups. The resulting C(2)ClS(2) donor set defines a coordination geometry inter-mediate between square pyramidal and trigonal bipyramidal with a slight tendency towar...
An efficient synthesis of carbamate analogues of the NRTI compound stavudine, has been achieved in five steps starting from commercially available thymidine. The synthesis involves conversion of thymidine into stavudine followed by condensation with carbaimidazole derivative obtained from various aromatic and heterocyclic amines in dimethylformamide solvent. The analogues thus obtained were fur...
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