Results 71 to 80 of about 3,332 (181)

Efficient Synthesis of a Range of Benzosubstituted Macrocyclic Diamides [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2000
Some new macrocyclic dibenzotetraoxadiamides, tribenzotetraoxadimides, tribenzopentaoxadiamide, tribenzohexaoxadiamide, and tetrabenzoheptaoxadiamide 15-22 have been prepared.
Hashem Sharghi   +2 more
doaj  

Efficient catenane synthesis by cucurbit[6]uril-mediated azide–alkyne cycloaddition

open access: yesBeilstein Journal of Organic Chemistry, 2018
We report here the efficient synthesis of a series of [3]catenanes featuring the use of cucurbit[6]uril to simultaneously mediate the mechanical and covalent bond formations.
Antony Wing Hung Ng   +3 more
doaj   +1 more source

Enantio-, atrop-, and diastereoselective macrolactonization to access type III cyclophanes

open access: yesNature Communications
Although chiral substituents have been incorporated into ansa chains to stabilize the conformations of cyclophanes and modulate the biological activities of pharmaceuticals, the asymmetric syntheses of these atropisomers relies on substrate-induced ...
Jiaming Wang   +4 more
doaj   +1 more source

Design of indole- and MCR-based macrocycles as p53-MDM2 antagonists

open access: yesBeilstein Journal of Organic Chemistry, 2019
Macrocycles were designed to antagonize the protein–protein interaction p53-MDM2 based on the three-finger pharmacophore F19W23L25. The synthesis was accomplished by a rapid, one-pot synthesis of indole-based macrocycles based on Ugi macrocyclization ...
Constantinos G. Neochoritis   +7 more
doaj   +1 more source

Carbene organic catalytic planar enantioselective macrolactonization

open access: yesNature Communications
Macrolactones exhibit distinct conformational and configurational properties and are widely found in natural products, medicines, and agrochemicals. Up to now, the major effort for macrolactonization is directed toward identifying suitable carboxylic ...
Xiaokang Lv   +8 more
doaj   +1 more source

Structure-guided design of picomolar-level macrocyclic TRPC5 channel inhibitors with antidepressant activity

open access: yesActa Pharmaceutica Sinica B
Recent advances in ion channel structural biology have enhanced structure-based drug design, yet lipid-occupied binding pockets—often large and flat—remain a major hurdle for developing selective small molecules.
Tong Che   +15 more
doaj   +1 more source

A CONVENIENT SYNTHESIS OF MACROCYCLIC DIAMIDES [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 1998
Some new macrocyclic dibenzotrioxadiamides, dibenzotetraoxadiamide, dibenzopentaoxadiamide, dibenzothiatrioxadiamide, tribenzotrioxadiamides and tetrabenzohexaoxadiamide (14-21), (26) and (27) have been prepared.
doaj  

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