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Monofluoromethylation has attracted substantial attention in organic synthesis, owing to the increasing important applic......
When we lived in England， every week we watched a television show called Wanted Down Under. “Down Under” is a name some......
<正> Arteannuin 1 which was shown to be a new sesquiterpenoid containing a peroxide group is an antimalaria active princ......
sandwich generation sandwich是三明治,generation是一代人。所以,sandwich generation就是既要赡养老人又要抚养下一代的人。他......
An efficient green protocol for the preparation 3,4,6-trisubstituted 2-pyridone of employing a condensation reaction of ......
An efficient method for the synthesis of N-Cbz-β-aminoalkanesulfonamides was described.N-Cbz-β-aminoalkanesulfonamides......
Three neolignans, (±)-demethylnitidanin(1), herpetol(2) and salvinal(3) were synthesized from methyl 4,5-dihydroxy-3-me......
A new diterpene and a new sesquiterpene were isolated from Pteris dispar and identified on the basis of spectral data in......
The new polydentate mixed-N,P,O chiral ligands have been synthesized by the condensation of bis(o-formylphenyl)- phenylp......
P-Dodecylbenzenesulfonic acid(DBSA),a Brфnsted acid-surfactant catalyst for Biginelli reaction in wa
We report herein the use of p-dodecylbenzenesulfonic acid(DBSA) as a catalyst for a one-pot Biginelli reaction to afford......
Design,synthesis and preliminary bio-evaluation of glucose-cholesterol derivatives as ligands for br
A series of glucose-cholesterol derivatives 8a-8e as ligands for brain targeting liposomes were synthesized.The preparat......
Polyvinylpolypyrrolidone-bromine complex:Mild and efficient polymeric reagent for bromination of act
Mild and efficient method for bromination of electron-rich aromatic compounds is described using polyvinylpolypyrrolidon......
PPA-SiO_2 catalyzed efficient synthesis of polyhydroquinoline derivatives through Hantzsch multicomp
Silica gel-supported polyphosphoric acid(PPA-SiO_2) was found to be an efficient catalyst for the one-pot four-component......
Design,synthesis and in vivo anti-hyperglycemic activity of gem-dimethyl-bearing C-glucosides as SGL
A series of gem-dimethyl-bearing C-glucosides were designed and synthesized as SGLT2 inhibitors,with anhydrous aluminum ......
Two novel compounds 1-(4-fluorobenzyl)-4-chloro-(Z)-3-benzoylhydrazono-2-indolinone(1) and 1-(4-methoxybenzyl)-(Z)-3-ben......
Synthesis of naphthalene derivatives through inexpensive BF_3·Et_2O-catalyzed annulation reaction of
An inexpensive BF3·Et2O-catalyzed annulation reaction of arylacetaldehydes with arylalkynes has been developed. Various......
Two new compounds(1 and 2)based on indole were successfully synthesized and characterized.They display highly selective ......
Unit２１１．Pardonme．（请原谅。）当你做错事向别人道歉时，可使用此语，意为“对不起”或“请原谅”。pardon在这里用作动词，表示“原谅，宽恕”的意......
An efficient synthesis of thiazines from the three component reactions between dialkyl acetylenedicarboxylates,arylisoth......
Ga(ClO_4)_3-catalyzed Reaction of 1,2-Diamines and α-Bromoketones:Synthesis of 2-Substituted Quinoxa
Ga(ClO4)3-catalyzed reaction of 1,2-aryldiamines and α-bromoketones to afford 2-substituted quinoxalines in good yields......
An effective method for the synthesis of vinyl thioethers through the conjugate addition of ethanethiol to electron-defi......
Zinc oxide nanoparticles:A highly efficient and readily recyclable catalyst for the synthesis of xan
A novel and efficient route for the synthesis of 1,8-dioxooctahydroxanthenes and 14-aryl-14H-dibenzo[a,j]xanthenes is de......
Transition-metal-salt-mediated radical reactions of fullerenes have attracted extensive attention as a new and important......
Highly efficient regioselective ring openings of N-tosylaziridines to haloamines using ferric(Ⅲ) hal
FeX3(X = Cl, Br) were found to be very effective reagents and powerful catalysts for regioselective ring openings of a v......
Three fluorinated 1,8-napthalimides were synthesized from acenaphthene.Their structures were characterized by NMR and EI......
Ring opening of aziridine with dialkyl amine took place readily in the presence of catalytic amounts of tri-n-butylphosp......
Bi(OTf)3-catalyzed tandem reaction of naphthols with β,γ-unsaturated a-ketoesters.Efficient synthesi
An efficient synthesis of functionalized 4H-chromenes by the tandem reaction of b,g-unsaturated aketoesters with 2-napht......
Nucleophilic imidoesterification of dicarbonyl compounds with cyanatobenzenes through C-C bond forma
Under neat conditions,an efficient method for synthesis of imidoesters has been developed using cyanatobenzenes and dica......
The(COCl)2 /Hantzsch ester is found to be an effective system for the metal-free reduction of tertiary phosphine oxides.......
The antibiotic (-)-anisomycin was synthesized starting from D-tyrosine using Sharpless asymmetric epoxidation as a key r......
A convenient and efficient protocol for the synthesis of unnatural N-glycosyl a-amino acids was developed.Condensation o......
A catalytic addition of amine N H bonds to carbodiimides using aluminum chloride as a Lewis acid catalyst is developed.T......
An improved synthesis of rupintrivir (AG7088) was accomplished using three amino acids (L-glutamic acid, D-4-fluoropheny......
A series of 2,6-disubstituted-4-morpholinothieno[3,2-d]pyrimidine derivatives were synthesized and their cytotoxic activ......
Nickel(Ⅱ) complexes Ni(L1)2(1) and Ni(L2)2·CH3CN·H2O(2)(L1Cl = 2-(3-benzyl-2,3-dihydroimidazlo-1-yl)-N-(pyridin-2-yl)......
Synthesis and biological evaluation of a series of novel salicylanilides as inhibitors of EGFR prote
The synthesis and biological evaluation of two series of salicylanilide derivatives on the EGFR and ErbB-2 tyrosine kina......
A simple and efficient radical coupling of 2-isocyanobiphenyl with ethers was developed, providing a variety of 6-alkyla......
To study structure-activity relationship of rhodomyrtone against Gram-positive bacteria,structural modification of rhodo......
Synthesis and Herbicidal Activity of 5-Heterocycloxy-3-substituted-1-(3-trifluoromethyl)phenyl-1H-py
The authors synthesized a series of novel 5-heterocycloxy-3-substituted-1-(3-trifluoromethyl)phenyl-1H- pyrazole derivat......
Fluorene-based polymers containing perfluorooctyl moieties were designed and synthesized.The high electronegativity and ......
Four aryl-guanidines(AG) were synthesized and used for the palladium-catalyzed Suzuki cross-coupling reaction to test th......
Synthesis, Crystal Structures and Catalysis of Dinuclear Cd(Ⅱ) Complexes Bridged by Unusual (N,O,O′)
Four dinuclear amino acid cadmium(II) complexes [Cd2(tren)2(dl-alaninato)](ClO4)3·H2O(I), [Cd2(tren)2· (l-alaninato)](......
A series of l-oxacephem analogs were synthesized and their antibacterial properties against five strains of Gram-positiv......
Mechanism and reactivity of rhodium-catalyzed intermolecular [5+1] cycloaddition of 3-acyloxy-1,4-en
The first theoretical study on the mechanism of [Rh Cl(CO)2]2-catalyzed [5 + 1] cycloadditions of 3-acyloxy-1,4-enyne(AC......
Tf_2NH-catalyzed,highly regio-and stereo-selective synthesis of trisubstituted alkenes and indane de
A reaction of benzylic alcohols with alkenes has been developed in the presence of bis(trifluoromethane)sulfonimide for ......
A convenient catalytic oxidative 1,2-shift of arylalkenes for preparation of α-aryl ketones mediated
Using a catalytic amount of Nal and a stoichiometric oxidant Oxone~@,a convenient procedure has been developed for the c......
In this communication,we report four component condensations of acetophenone,arylaldehydes,arylthiol,and malononitrile i......
