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1. Full Text Brønsted Acid Catalyzed Addition of Enamides to ortho‐Quinone Methide Imines—An Efficient and Highly Enantioselective Synthesis of Chiral Tetrahydroacridines
by Kretzschmar, Martin and Hodík, Tomáš and Schneider, Christoph
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2016, Volume 55, Issue 33, pp. 9788 - 9792
The direct and highly enantioselective synthesis of tetrahydroacridines was achieved through the phosphoric acid catalyzed addition of enamides to in situ... 
organocatalysis | asymmetric synthesis | chiral phosphoric acids | ortho-quinone methide imines | nitrogen heterocycles | MUKAIYAMA-ALDOL | AZA-ORTHO-XYLYLENES | ACTIVATION | ASYMMETRIC-SYNTHESIS | DIELS-ALDER REACTIONS | MECHANISM | CARBONYL-COMPOUNDS | CHEMISTRY, MULTIDISCIPLINARY | CYCLOADDITIONS | SUBSTITUTED 1,4-DIHYDROQUINOLINES | GENERATION | Reaction products | Phosphoric acid | Acids | Imines | Quinone | Enantiomers | Chemical synthesis
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2. Full Text Catalytic Asymmetric [4+2] Cyclization of para‐Quinone Methide Derivatives with 3‐Alkyl‐2‐vinylindoles
by Jiang, Xiao‐Li and Wu, Shu‐Fang and Wang, Jin‐Rong and Mei, Guang‐Jian and Shi, Feng
Advanced Synthesis & Catalysis, ISSN 1615-4150, 11/2018, Volume 360, Issue 21, pp. 4225 - 4235
A catalytic asymmetric [4+2] cyclization of para‐quinone methide (p‐QM) derivatives with 3‐alkyl‐2‐vinylindoles in the presence of a chiral phosphoric acid has... 
asymmetric organocatalysis | enantioselectivity | chiral phosphoric acid | cyclization | vinylindole | para-quinone methide | 1,6-CONJUGATE ADDITION | CHEMISTRY, ORGANIC | 3-METHYL-2-VINYLINDOLES | ENANTIOSELECTIVE CONSTRUCTION | ADDITION/AROMATIZATION | PHOSPHORIC-ACID | DIELS-ALDER REACTION | STEREOGENIC CENTERS | SCAFFOLDS | CHEMISTRY, APPLIED | DIHYDROCOUMARINS | COUMARIN DERIVATIVES | Phosphates | Phosphoric acid | Catalysis | Enantiomers | Derivatives (Financial instruments) | Quinone | Derivatives | Asymmetry | Alkenes | Construction methods
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3. Full Text [4 + 2] Cyclization of para-Quinone Methide Derivatives with Alkynes
by Mei, Guang-Jian and Xu, Shao-Li and Zheng, Wen-Qin and Bian, Chen-Yu and Shi, Feng
The Journal of Organic Chemistry, ISSN 0022-3263, 02/2018, Volume 83, Issue 3, pp. 1414 - 1421
The first cyclization of para-quinone methide derivatives with alkynes was established by utilizing the [4 + 2] reaction of ortho-hydroxyphenyl-substituted... 
CATALYZED ADDITION | ASYMMETRIC 1,6-CONJUGATE ADDITION | ENANTIOSELECTIVE SYNTHESIS | ADDITION/AROMATIZATION | SULFONIUM SALTS | ANNULATION | DIELS-ALDER REACTION | CHEMISTRY, ORGANIC | ACID-ESTERS | SPIROCYCLOPROPANATION | DIHYDROCOUMARINS | Usage | Chemical properties | Cascade reactions | Quinone
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4. Full Text Enantioselective Reactions of 2‐Sulfonylalkyl Phenols with Allenic Esters: Dynamic Kinetic Resolution and [4+2] Cycloaddition Involving ortho‐Quinone Methide Intermediates
by Chen, Ping and Wang, Kai and Guo, Wengang and Liu, Xianghui and Liu, Yan and Li, Can
Angewandte Chemie International Edition, ISSN 1433-7851, 03/2017, Volume 56, Issue 13, pp. 3689 - 3693
We report herein a dynamic kinetic resolution (DKR) involving ortho‐quinone methide (o‐QM) intermediates. In the presence of Et3N and the cinchonine‐derived... 
benzylic sulfones | ortho-quinone methides | cycloaddition | dynamic kinetic resolution | chromans | ANNULATIONS | O-HYDROXYBENZYL ALCOHOLS | BAYLIS-HILLMAN REACTION | CHEMISTRY, MULTIDISCIPLINARY | ALLYLIC SULFONES | HIGHLY FUNCTIONALIZED TETRAHYDROPYRIDINES | ALLENOATES | BRONSTED ACID CATALYSIS | CATALYTIC ASYMMETRIC-SYNTHESIS | IN-SITU | CONJUGATE ADDITION | Phenols | Sulfur compounds | Enantiomers | Quinone | Organic compounds | Quinones | Catalysts | Chemical reactions | Esters | Substrates | Intermediates
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5. Full Text Visible‐Light‐Driven Aza‐ortho‐quinone Methide Generation for the Synthesis of Indoles in a Multicomponent Reaction
by Liu, Yi‐Yin and Yu, Xiao‐Ye and Chen, Jia‐Rong and Qiao, Ming‐Ming and Qi, Xiaotian and Shi, De‐Qing and Xiao, Wen‐Jing
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2017, Volume 56, Issue 32, pp. 9527 - 9531
A visible‐light‐driven radical‐mediated strategy for the in situ generation of aza‐ortho‐quinone methides from 2‐vinyl‐substituted anilines and alkyl radical... 
aza-ortho-quinone methides | indoles | radicals | photochemistry | sulfur ylides | DONOR-ACCEPTOR COMPLEX | ORGANIC-SYNTHESIS | ORTHO-XYLYLENES | CHEMISTRY, MULTIDISCIPLINARY | PHOTOREDOX CATALYSIS | UNACTIVATED ALKENES | PHOTOCHEMICAL ACTIVITY | FLUOROALKYLATION REACTIONS | METAL-FREE | ANNULATION REACTIONS | Sulfur compounds | Quinone | Cycloaddition | Indoles | Sulfur | Chemical synthesis | Halides
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6. Full Text Intramolecular Aza‐Diels–Alder Reactions of ortho‐Quinone Methide Imines: Rapid, Catalytic, and Enantioselective Assembly of Benzannulated Quinolizidines
by Kretzschmar, Martin and Hofmann, Fabian and Moock, Daniel and Schneider, Christoph
Angewandte Chemie International Edition, ISSN 1433-7851, 04/2018, Volume 57, Issue 17, pp. 4774 - 4778
Aza‐Diels–Alder reactions (ADARs) are powerful processes that furnish N‐heterocycles in a straightforward fashion. Intramolecular variants offer the additional... 
organocatalysis | quinone methide imines | asymmetric synthesis | Brønsted acid catalysis | nitrogen heterocycles | ASYMMETRIC-SYNTHESIS | CARBONYL-COMPOUNDS | HYDROAMINATION/ASYMMETRIC TRANSFER HYDROGENATION | CHEMISTRY, MULTIDISCIPLINARY | RELAY CATALYSIS | ACTIVATION STRATEGY | Bronsted acid catalysis | 4+2 CYCLOADDITION | BETA-DICARBONYLS | N-(ORTHO-CHLOROMETHYL)ARYL AMIDES | IN-SITU | Schiff bases | Synthesis | Catalysis | Enantiomers | Quinone | Organic compounds | Stereoselectivity | Imines | Cascade chemical reactions | Chemical synthesis | Substrates
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7. Full Text para‐Quinone Methide: a New Player in Asymmetric Catalysis
by Parra, Alejandro and Tortosa, Mariola
ChemCatChem, ISSN 1867-3880, 05/2015, Volume 7, Issue 10, pp. 1524 - 1526
A new sheriff in town:­ para‐Quinone methides (p‐QMs) have been successfully used in asymmetric organocatalysis. Particularly, the asymmetric 1,6‐addition of... 
organocatalysis | quinone methide | 1,6‐addition | asymmetric catalysis | reaction intermediate | Reaction intermediate | Quinone methide | Asymmetric catalysis | Organocatalysis | 1,6-addition | ANNULATIONS | STYRENES | PHENOL | AEROBIC DIALKOXYLATION | ALKYLATION | CHEMISTRY, PHYSICAL | ACTIVATION STRATEGY | BIOSYNTHESIS | 6-addition | Quinone | Catalysis
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8. Full Text Catalytic Asymmetric Intramolecular [4+2] Cycloaddition of In Situ Generated ortho‐Quinone Methides
by Xie, Youwei and List, Benjamin
Angewandte Chemie International Edition, ISSN 1433-7851, 04/2017, Volume 56, Issue 18, pp. 4936 - 4940
Herein, we describe the first catalytic asymmetric intramolecular [4+2] cycloaddition of in situ generated ortho‐quinone methides. In the presence of a... 
organocatalysis | cycloadditions | asymmetric catalysis | hetero-Diels–Alder reactions | Brønsted acids | UNSATURATED ALCOHOLS | O-HYDROXYBENZYL ALCOHOLS | ENANTIOSELECTIVE ADDITION | CHEMISTRY, MULTIDISCIPLINARY | PRINS CYCLIZATION | FACILE SYNTHESIS | DIASTEREOSELECTIVE SYNTHESIS | hetero-Diels-Alder reactions | CONFINED BRONSTED ACIDS | DIELS-ALDER REACTION | BENZOFURAN OXIDATIVE DEAROMATIZATION | STEREOSELECTIVE-SYNTHESIS | Bronsted acids | Quinone | Catalysis
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9. Full Text ortho‐Quinone Methides in Natural Product Synthesis
by Willis, Nicky J and Bray, Christopher D
Chemistry – A European Journal, ISSN 0947-6539, 07/2012, Volume 18, Issue 30, pp. 9160 - 9173
ortho‐Quinone methides (o‐QMs) are emerging as highly useful intermediates, the inherent reactivity of which can be used in linchpin reactions for the... 
natural products | cycloaddition | ortho‐quinone methide | electrocyclic reactions | benzopyran | ortho-quinone methide | BIOMIMETIC SYNTHESIS | ROBUSTADIAL-A | DIELS-ALDER REACTIONS | FORMAL SYNTHESIS | ONE-POT SYNTHESIS | CHEMISTRY, MULTIDISCIPLINARY | BERKELIC ACID | GENERATION | ENANTIOSELECTIVE TOTAL-SYNTHESIS | CONCISE SYNTHESIS | CYCLIZATION | Benzopyrans - chemistry | Biological Products - chemical synthesis | Biological Products - chemistry | Cyclization | Indolequinones - chemical synthesis | Indolequinones - chemistry | Structure-Activity Relationship | Quinone | Natural products | Strategy | Synthesis (chemistry) | Construction | Synthesis
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10. Full Text Enantioselective Rauhut–Currier‐Type 1,6‐Conjugate Addition of Methyl Vinyl Ketone to para‐Quinone Methides
by Kang, Tian‐Chen and Wu, Lu‐Ping and Yu, Qi‐Wen and Wu, Xin‐Yan
Chemistry – A European Journal, ISSN 0947-6539, 05/2017, Volume 23, Issue 27, pp. 6509 - 6513
An unprecedented Rauhut–Currier‐type 1,6‐conjugate addition has been developed. With chiral cyclohexane‐based phosphine‐amide catalyst 3 h, the 1,6‐conjugate... 
quinone methide | chiral phosphine | asymmetric catalysis | conjugation | rauhut-currier | MORITA-BAYLIS-HILLMAN | CYSTEINE | THIOUREA-PHOSPHINE | MULTIFUNCTIONAL CHIRAL PHOSPHINE | CHEMISTRY, MULTIDISCIPLINARY | ACTIVATED ALKENES | ORGANOCATALYSTS | MICHAEL CYCLOISOMERIZATION | ESTERS | ALPHA-AMINO-ACID | Catalysis | Enantiomers | Quinone | Cyclohexane | Catalysts | Quinones | Amides
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