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Search results for: pyrrole in all categories

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Efficient Method for the Synthesis of Chiral Pyrrolidine Derivatives via Ring-Closing Enyne Metathesis Reaction [Abstracts]
... Efficient Method for the Synthesis of Chiral Pyrrolidine Derivatives via Ring-Closing Enyne Metathesis Reaction Qian ... Words Enyne Metathesis , Olefin Metathesis , 3-Pyrrolines ID: J54-Y2007-0710 ...
URL: https://www.organic-chemistry.org/abstracts/lit1/611.shtm
?-Amino Acid synthesis by C-C coupling
... Both (3R,5R) -5-methyl-3-pyrrolidinecarboxylic acid and (R ) -3-pyrrolidinecarboxylic ... efficiently catalyzed the Mannich-type reactions of aldehydes with ?-imino esters under mild conditions and afforded ...
URL: https://www.organic-chemistry.org/synthesis/C1C/nitrogen/alpha-amino-acids2.shtm
An Efficient Selective Reduction of Aromatic Azides to Amines Employing BF3ˇOEt2/NaI: Synthesis of Pyrrolobenzodiazepines [Abstracts]
... BF3 OEt2/NaI: Synthesis of Pyrrolobenzodiazepines Ahmed Kamal*, N. Shankaraiah ... see article for more examples Key Words pyrrolo[2 ,1-c][1 ...
URL: https://www.organic-chemistry.org/abstracts/lit2/115.shtm
Reaction of ?-(N-Carbamoyl)alkylcuprates with Enantioenriched Propargyl Electrophiles: Synthesis of Enantioenriched 3-Pyrrolines [Abstracts]
... Enantioenriched Propargyl Electrophiles: Synthesis of Enantioenriched 3-Pyrrolines R. Karl Dieter,* Ningyi ... N-Boc deprotection and AgNO3-promoted cyclization afford enantioenriched N-alkyl-3-pyrrolines. see article for more examples Key ...
URL: https://www.organic-chemistry.org/abstracts/lit1/484.shtm
One-Pot Synthesis of Substituted ?1-Pyrrolines through the Michael Addition of Nitroalkanes to Chalcones and Subsequent Reductive Cyclization in Aqueous Media [Abstracts]
... Organic Chemistry Portal One-Pot Synthesis of Substituted ?1-Pyrrolines through the Michael Addition of Nitroalkanes to ... Michael additions , Zinc , hydrogenations, 1-pyrrolines ID: J66-Y2006-3200 ...
URL: https://www.organic-chemistry.org/abstracts/lit1/442.shtm
Sulfonamide synthesis by S-N coupling
... ], a highly regioselective N-substitution of pyrrole with alkyl halides, sulfonyl chlorides, ... in a highly regioselective manner to afford N-alkylpyrroles. Z. G. Lea, Z. ...
URL: https://www.organic-chemistry.org/synthesis/N1S/sulfonamides.shtm
An Atom-Economic Synthesis of Nitrogen Heterocycles from Alkynes [Abstracts]
... operational simple route to 2,4-disubstituted pyrrole heterocycles relying upon a cascade reaction is ... the reaction conditions provides ready access to isopyrroles, 2,3 ,4-trisubstituted pyrroles ...
URL: https://www.organic-chemistry.org/abstracts/lit3/152.shtm
Huisgen 1,3-Dipolar Cycloaddition [Name Reactions]
... (pentafluorophenyl)borane-Catalyzed Synthesis of N-Benzyl Pyrrolidines P. Srihari, S. R ... , 85, 3587-3595. Synthesis of Pyrrole via a Silver-Catalyzed 1,3-Dipolar Cycloaddition ...
URL: https://www.organic-chemistry.org/namedreactions/huisgen-1,3-dipolar-cycloaddition.shtm
Cobalt-Catalyzed Regioselective Synthesis of Pyrrolidinone Derivatives by Reductive Coupling of Nitriles and Acrylamides [Abstracts]
... Organic Chemistry Portal Cobalt-Catalyzed Regioselective Synthesis of Pyrrolidinone Derivatives by Reductive Coupling of Nitriles and ... highly regioselective method allows the synthesis of 5-methylenepyrrolidinone derivatives from various nitriles and acrylamides via ...
URL: https://www.organic-chemistry.org/abstracts/lit2/758.shtm
Diazo Strategy for Intramolecular Azirine Ring Expansion: Rh(II)-Catalyzed Synthesis of 2-Hydroxy-3-oxo-2,3-dihydro-1H-pyrrole-2-carboxylates [Abstracts]
... ) -Catalyzed Synthesis of 2-Hydroxy-3-oxo-2,3-dihydro-1H-pyrrole-2-carboxylate Timur O. Zanakhov, Ekaterina E ... ) -Catalyzed Synthesis of 2-Hydroxy-3-oxo-2,3-dihydro-1H-pyrrole-2-carboxylates ...
URL: https://www.organic-chemistry.org/abstracts/lit8/735.shtm
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