Results 71 to 80 of about 11,151 (188)

trans-2-(2,5-Dimethoxy-4-iodophenyl)cyclopropylamine and trans-2-(2,5-dimethoxy-4-bromophenyl)cyclopropylamine as potent agonists for the 5-HT2 receptor family

open access: yesBeilstein Journal of Organic Chemistry, 2012
A strategy to replace the ethylamine side chain of 2,5-dimethoxy-4-iodoamphetamine (DOI, 1a), and 2,5-dimethoxy-4-bromoamphetamine (DOB, 1b) with a cyclopropylamine moiety was successful in leading to compounds with high affinity at the 5-HT2 family of ...
Adam Pigott   +5 more
doaj   +1 more source

Cyclopropane [PDF]

open access: yesAnaesthesia and Intensive Care, 2006
C. Ball, R. N. Westhorpe
openaire   +2 more sources

TỐI ƯU HOÁ PHẢN ỨNG TẠO SẢN PHẨM CỦA DIAZO ACETOXY ACETONE VÀ STYRENE VỚI CHẤT XÚC TÁC BẤT ĐỐI p-NITRO- Ru(II)-DIALKYL-PHEOX

open access: yesTạp chí Khoa học Đại học Huế: Khoa học Tự nhiên
Các sản phẩm đối quang vòng ba “cyclopropane” đóng vai trò quan trọng trong dược phẩm và các sản phẩm tự nhiên có hoạt tính sinh học. Việc tìm kiếm và phát hiện ra các sản phẩm đối quang cyclopropane mới này trở thành một nguồn tài nguyên quý giá cho ...
Thi Loan Chi Le, Seiji Iwasa
doaj   +1 more source

Highly stereoselective synthesis of 2-Azabicyclo[3.1.0]hex-3-ene and 5-Azatricyclo[4.1.0.02,4]heptane scaffolds via Rh-catalyzed cyclopropanation of pyrrole

open access: yesJournal of Saudi Chemical Society
A rhodium-catalyzed cyclopropanation of pyrrole derivatives with electron-rich cyclopropenes is reported for the efficient access to vinyl functionalized cyclopropane fused pyrrolidine scaffolds, including 2-azabicyclo[3,1,0]hex-3-ene and 5-azatricyclo[4.
Dongyan Ju   +5 more
doaj   +1 more source

New Strategies for Intramolecular Annulations: Intramolecular Additions of Silyloxycyclopropane-Derived Anions; Application to Hydrindenone Syntheses

open access: yesJournal of the Brazilian Chemical Society, 1998
As an extension to our work on intramolecular annulations via silyloxycyclopropane derived anions, we have investigated the chemistry of cyclopentyl cyclopropane systems, 6-9, in an effort to prepare stereospecifically functionalized hydrindenones.
Marino J.P.   +3 more
doaj  

Dirhodium‐Catalyzed Enantioselective Synthesis of Difluoromethylated Cyclopropanes via Enyne Cycloisomerization

open access: yesAdvanced Science
(Difluoromethylated cyclopropane represents an important motif, which is widely found in bioactive and functional molecules. Despite significant progress in modern chemistry, the atom‐economic and enantioselective synthesis of difluoromethylated ...
Chuntao Wang   +3 more
doaj   +1 more source

Lipid membrane remodeling and metabolic response during isobutanol and ethanol exposure in Zymomonas mobilis

open access: yesBiotechnology for Biofuels and Bioproducts
Background Recent engineering efforts have targeted the ethanologenic bacterium Zymomonas mobilis for isobutanol production. However, significant hurdles remain due this organism’s vulnerability to isobutanol toxicity, adversely affecting its growth and ...
Julio Rivera Vazquez   +7 more
doaj   +1 more source

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