Results 111 to 120 of about 1,879 (233)

Helical Dispiroindeno[2,1-c]fluorenes Possessing Planar Chirality: Synthesis and Chiroptical Properties. [PDF]

J Org Chem
Bogomolec M, Feriancová L, Ortiz JSO, Crassous J, Císařová I, Gyepes R, Cadart T, Kotora M.   +7 more
europepmc   +1 more source

Dispiro-1,2,4-trioxanes as precursors of medium ring lactones:Thermolysis of indan-2-spiro-3′-(1′,2′,4′-trioxane)-6′-spiro- 1″-cyclohexane

, 1985
Thermolysis of the dispiro-trioxane (2) in decane at 190°C afforded a novel nine-membered ring lactone whose structure has been determined by X-ray crystallography.
Kerr, Bernadette, McCullough, Kevin J.
core  

A new strategy for constructing a dispiro-based dopant-free hole-transporting material: spatial configuration of spiro-bifluorene changes from a perpendicular to parallel arrangement. [PDF]

Chem Sci, 2021
Wan Z, Yang J, Xia J, Shu H, Yao X, Luo J, Jia C.   +6 more
europepmc   +1 more source

Synthesis of dispiro heteroanalogs of pyrrolizidine alkaloids: crystal and molecular structure of substituted 3',4'',5-trioxodispiro[(2'',5''-cyclohexadiene)-1''(4''H),7'-[7H]pyrrolizine-2'(3'H),2-[2H]pyrrole]-1'-carboxamide

ARKIVOC, 2014
Valeriya V. Konovalova, Yuliya S. Rozhkova, Yurii V. Shklyaev, Pavel A. Slepukhin, Andrey N. Maslivets   +4 more
doaj   +1 more source

Straightforward Access to the Dispirocyclic Framework via Regioselective Intramolecular Michael Addition. [PDF]

Molecules
Cao W, Dong J, Pan X, Liu Z.
europepmc   +1 more source

Synthesis of tryptanthrin appended dispiropyrrolidine oxindoles and their antibacterial evaluation. [PDF]

RSC Med Chem, 2023
Leena SS, Akhir A, Saxena D, Maitra R, Chopra S, Deepthi A.   +5 more
europepmc   +1 more source

Pyrazole-Cyclotriphosphazene Hybrids: Synthesis, Structural Insights, and Cytotoxic Effects against Pancreatic Cancer Cells. [PDF]

ACS Omega
Mutlu Balcı C, Dalbayrak B, Mutlu E, Palabıyık D, Arısan ED.   +4 more
europepmc   +1 more source

Evaluating Toxicity and Anti-Osteogenic Activity of Artemisinin-Inspired Endoperoxides in Zebrafish Larvae. [PDF]

Toxics
Buzan YS, Martins G, Ferreira BMS, Costa ICC, Cristiano MLS, Gavaia PJ.   +5 more
europepmc   +1 more source

Ambident reactivity of enolizable 5-mercapto-1<i>H</i>-tetrazoles in trapping reactions with in situ-generated thiocarbonyl <i>S</i>-methanides derived from sterically crowded cycloaliphatic thioketones. [PDF]

Beilstein J Org Chem
Mlostoń G, Celeda M, Palusiak M, Heimgartner H, Denel-Bobrowska M, Olejniczak AB.   +5 more
europepmc   +1 more source

Synthesis and bio-properties of 4-piperidone containing compounds as curcumin mimics. [PDF]

RSC Adv, 2022
Girgis AS, D'Arcy P, Aboshouk DR, Bekheit MS.   +3 more
europepmc   +1 more source