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Search results for: pyrrole in all categories

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... , avoiding the formation of pyrrolidines, cyclic imides, ... of N-Heterocycles > Synthesis of pyrroles Name Reactions Paal-Knorr Pyrrole ... on the diallylated amines provides pyrrolines in excellent yields. ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/pyrroles.shtm
... : aziridines, azetidines, pyrrolidines, piperidines, piperazines ... 3-Oxazolines 2-Imidazolines Thiazolines Pyrazolines 3-Pyrazolines Pyrroles 2H-Pyrroles Imidazoles Pyrazoles 3H-Pyrazoles ... the conversion of readily available pyrrolidinones and aldehydes to densely ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/nitrogen.shtm
... III) salts gives 3-alkyl-1-tosyl pyrrolidines in good yields via ... transformed into functionalized 3-pyrroline and pyrrole derivatives. M. ... of N-Heterocycles > Synthesis of 3-pyrrolines Recent Literature 3-Pyrroline has ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/3-pyrrolines.shtm
... cyclic amines > Synthesis of pyrrolidines Recent Literature A new ... an efficient synthetic route to 4-methylene-3-arylmethylpyrrolidin s. One of ... A convenient two-step preparation of alkylidenepyrrolidines is reported. M ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/pyrrolidines.shtm
... N-Heterocycles > Lactams Synthesis of 3-pyrrolin-2-ones Recent Literature A 3 ... Br, Cl) provides 4-halo-5-hydroxypyrrol-2(5H) - ... substituted 2,3-dienamide afforded 4-halo-pyrrol-2(5H) - ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/3-pyrrolin-2-ones.shtm
... be converted to pyrroles or pyrrolidines. J. Yiang ... can easily be converted to pyrroles or pyrrolidines. J ... alcohols provides valuable 2,3-dihydropyrroles and 2,3-dihydrofurans ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/2-pyrrolines.shtm
... electrochemical aminoxyl-mediated Shono-type oxidation of pyrrolidines provides pyrrolidinones with high ... and functional group compatibility. N. R. Deprez ... 3989-3998. 1,5-Disubstituted pyrrolidin-2-ones were synthesized in good ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/lactams/gamma-lactams.shtm
... , to provide highly enantioenriched pyrrolines with improved molecular diversity ... aq) to afford substituted ?1-pyrrolines in high yields after ... of N-Heterocycles > Synthesis of 1-pyrrolines Recent Literature A reductive ...
URL: https://www.organic-chemistry.org/synthesis/heterocycles/1-pyrrolines.shtm
... be converted to pyrroles or pyrrolidines. see article for ... can easily be converted to pyrroles or pyrrolidines. see ... for more examples Key Words 2-pyrrolines ID: J54-Y2015 ...
URL: https://www.organic-chemistry.org/abstracts/lit5/057.shtm
... Strategy for 4,5-Disubstituted Pyrrolidine 2,3-Diones: ... examples Key Words isoxazoles , pyrrolidinones, 3-pyrrolin-2-ones , reductive ... , iron , heterocyle-heterocyle strategy, (3 + 2 ...
URL: https://www.organic-chemistry.org/abstracts/lit8/011.shtm
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