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Volumn 44, Issue 5, 2012, Pages 773-782
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Asymmetric synthesis of functionalized chromans via a one-pot organocatalytic domino Michael-hemiacetalization or -lactonization and dehydration sequence
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Author keywords
chromans; domino reaction; one pot reaction; organocatalysis; thiourea
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Indexed keywords
ASYMMETRIC SYNTHESIS;
CHROMAN DERIVATIVES;
CHROMANS;
CHROMENES;
DOMINO REACTIONS;
ENANTIOSELECTIVE SYNTHESIS;
FUNCTIONALIZED;
LACTONIZATION;
ONE POT;
ONE-POT REACTION;
ORGANOCATALYSIS;
ORGANOCATALYTIC;
CATALYSIS;
DEHYDRATION;
DEWATERING;
FUNCTIONAL GROUPS;
PHENOLS;
REACTION KINETICS;
THIOUREAS;
ENANTIOSELECTIVITY;
2 ETHYLIDENE 4 (NITROMETHYL)SPIRO(CHROMAN 3,1' CYCLOPENTAN) 2' ONE;
2 METHYLENE 4 (NITROMETHYL)SPIRO(CHROMAN 3,1' CYCLOPENTAN) 2' ONE;
3,3 DIMETHYL 9 (NITROMETHYL) 2,3,4,9 TETRAHYDRO 1H XANTHEN 1 ONE;
4 (NITROMETHYL)SPIRO(CHROMAN 3,1' CYCLOPENTANE) 2,2' DIONE;
9 (NITROMETHYL) 2,3 DIHYDROCYCLOPENTA[B]CHROMEN 1(9H) ONE;
9 (NITROMETHYL) 2,3,4,9 TETRAHYDRO 1H XANTHEN 1 ONE;
CHROMAN DERIVATIVE;
ETHYL 9 (NITROMETHYL) 1,2,9,9A TETRAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
ETHYL 9 (NITROMETHYL) 2,3,9,9A TETRAHYDRO 1H XANTHENE 9A CARBOXYLATE;
METHYL 1 [1 (2 HYDROXYPHENYL) 2 NITROETHYL] 2 OXOCYCLOPENTANECARBOXYLATE;
METHYL 3A HYDROXY 9 (NITROMETHYL) 1,2,3,3A,9,9A HEXAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 3A METHOXY 9 (NITROMETHYL) 1,2,3,3A,9,9A HEXAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 5 METHOXY 9 (NITROMETHYL) 1,2,9,9A TETRAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 6 METHYL 9 (NITROMETHYL) 1,2,9,9A TETRAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 7 BROMO 5 METHOXY 9 (NITROMETHYL) 1,2,9,9A TETRAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 7 BROMO 9 (NITROMETHYL) 1,2,9,9A TETRAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 9 (NITROMETHYL) 1,2,3,3A,9,9A HEXAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 9 (NITROMETHYL) 1,2,9,9A TETRAHYDROCYCLOPENTA[B]CHROMENE 9A CARBOXYLATE;
METHYL 9 (NITROMETHYL) 2,3,9,9A TETRAHYDRO 1H XANTHENE 9A CARBOXYLATE;
UNCLASSIFIED DRUG;
ARTICLE;
CARBON NUCLEAR MAGNETIC RESONANCE;
CATALYSIS;
CHEMICAL ANALYSIS;
CHEMICAL REACTION;
CHEMICAL STRUCTURE;
CYCLIZATION;
DOMINO MICHAEL HEMIACETALIZATION AND DEHYDRATION SEQUENCE;
DOMINO MICHAEL LACTONIZATION REACTION;
ENVIRONMENTAL TEMPERATURE;
HIGH PERFORMANCE LIQUID CHROMATOGRAPHY;
LACTONIZATION;
NUCLEOPHILICITY;
PROCESS OPTIMIZATION;
PROTON NUCLEAR MAGNETIC RESONANCE;
STEREOCHEMISTRY;
SYNTHESIS;
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EID: 84857455190
PISSN: 00397881
EISSN: 1437210X
Source Type: Journal
DOI: 10.1055/s-0031-1289683 Document Type: Article |
Times cited : (37)
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References (36)
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