*  Computational Organic Chemistry » Dynamics in 1,3-dipolar cycloadditions
Bergman cyclization (6) *Claisen rearrangement (2) *Cope Rearrangement (4) *cycloadditions (11) *Diels-Alder (23) ...
  http://comporgchem.com/blog/?p=154
*  "Photochemical Electrocyclic Ring Closure and Elimination Reactions of " by Himali Devika Jayasekara
The initial cyclization must therefore be a very fast reaction. The limiting step likely is the triplet energy transfer step, ... The initial cyclization must therefore be a very fast reaction. The limiting step likely is the triplet energy transfer step, ...
  http://epublications.marquette.edu/dissertations_mu/629/
*  Novel Synthetic Approaches Toward Substituted Indole Scaffolds
Zn(OTf)2 -Catalyzed Cyclization. The Liu group of the National Tsing-hua University published a new indole synthetic approach ( ... Scheme 2 - Synthesis of 3-iodoindoles by Pd/Cu-catalyzed coupling followed by electrophilic cyclization.. The authors reported ... Scheme 4 - Zn(OTf)2-catalyzed cyclization of propargyl alcohols 13 with anilines 12. ... In addition, while electron-withdrawing groups enhanced cyclization, (strong) electron-donating groups slowed the reaction and ...
  http://www.organic-chemistry.org/Highlights/2006/05September.shtm
*  3,3-Dibromo-2-trifluoromethyl acrylic acid ethyl ester: a versatile platform for the stereoselective preparation of...
3-dibromo-2-trifluoromethyl acrylic acid ethyl ester and intramolecular cyclization reaction to ... 3-dibromo-2-trifluoromethyl acrylic acid ethyl ester and intramolecular cyclization reaction to afford precursors for a Suzuki- ...
  http://pubs.rsc.org/en/content/articlelanding/2016/qo/c6qo00360e
*  Molecules | Free Full-Text | Iodine-Catalyzed Prins Cyclization of Homoallylic Alcohols and Aldehydes
Under similar conditions, the Prins cyclization of six alcohols containing an endocyclic double bond (primary, secondary, or ... The iodine-catalyzed Prins cyclization of homoallylic alcohols and aldehydes was investigated under metal-free conditions and ... Keywords: isochromene; pyrans; prins cyclization; iodine; DFT calculations isochromene; pyrans; prins cyclization; iodine; DFT ... Iodine-Catalyzed Prins Cyclization of Homoallylic Alcohols and Aldehydes. Kachi R. Kishore Kumar Reddy 1. ...
  http://mdpi.com/1420-3049/18/9/11100
*  SYNTHESIS OF FUSED PYRAZOLES |i|VIA|/i| INTRAMOLECULAR CYCLIZATION OF APPROPRIATELY |i|ortho|/i|-SUBSTITUTED NITROARENES AND...
SYNTHESIS OF FUSED PYRAZOLES VIA INTRAMOLECULAR CYCLIZATION OF APPROPRIATELY ortho -SUBSTITUTED NITROARENES AND ... SYNTHESIS OF FUSED PYRAZOLES VIA INTRAMOLECULAR CYCLIZATION OF APPROPRIATELY ortho-SUBSTITUTED NITROARENES AND ... the intramolecular cyclization of a suitable ortho-substituted nitroaromatic and nitroheteroaromatic precursors is one of the ...
  http://hgs.osi.lv/index.php/hgs/article/view/3522
*  Squaramide-catalyzed asymmetric Michael/cyclization cascade reaction of 3-isothiocyanato oxindoles with chalcones for synthesis...
... for the construction of pyrrolidinyl spirooxindoles with 3-isothiocyanato oxindoles and chalcones via a Michael/cyclization ... Squaramide-catalyzed asymmetric Michael/cyclization cascade reaction of 3-isothiocyanato oxindoles with chalcones for synthesis ... Squaramide-catalyzed asymmetric Michael/cyclization cascade reaction of 3-isothiocyanato oxindoles with chalcones for synthesis ... for the construction of pyrrolidinyl spirooxindoles with 3-isothiocyanato oxindoles and chalcones via a Michael/cyclization ...
  http://pubs.rsc.org/en/content/articlelanding/2017/qo/c6qo00852f
*  Electrocyclic reaction - Wikipedia
The Nazarov cyclization reaction is a named electrocyclic reaction converting divinylketones to cyclopentenones. A classic ...
  https://en.wikipedia.org/wiki/Electrocyclic_reaction
*  A thiocyanopalladation/carbocyclization transformation identified through enzymatic screening: stereocontrolled tandem C-SCN...
Finally, owing to the exquisite level of stereoselectivity in the cyclization, one can enter the cyclization manifold with ... into the new cyclization reaction, thereby positioning this alkene for a post-cyclization ring closing metathesis (RCM). There ... This is because the E-olefin geometry in the cyclization substrate relieves the allylic strain inherent in the 1,2-syn-leading ... The new cyclization reaction affords core structures outfitted with a versatile thiocyanate functionality as a bioorthogonal ...
  http://pubs.rsc.org/en/content/articlehtml/2017/sc/c7sc04083k
*  Active and Recyclable Catalytic Synthesis of Indoles by Reductive Cyclization of 2-(2-Nitroaryl)acetonitriles in the Presence...
Active and Recyclable Catalytic Synthesis of Indoles by Reductive Cyclization of 2-(2-Nitroaryl)acetonitriles in the Presence ... A cobalt-rhodium heterobimetallic nanoparticle-catalyzed reductive cyclization of 2-(2-nitroaryl)acetonitriles to indoles ...
  http://www.organic-chemistry.org/abstracts/lit5/650.shtm
*  "Total Synthesis of (-)-Calyciphylline N" by Artem Shvartsbart
... a highly efficient Stille carbonylation/Nazarov cyclization sequence to construct ring E with concomitant activation of a ... a highly efficient Stille carbonylation/Nazarov cyclization sequence to construct ring E with concomitant activation of a ...
  https://repository.upenn.edu/edissertations/1442/
*  中国科学院上海有机化学研究所机构知识库(SIOC OpenIR): Asymmetric total synthesis of (-)-Alkaloid 223A and
The michael addition of 7 or 18 to an alkynone 8 followed by an intramolecular cyclization afford the cyclic enzmine 10 or 20. ...
  http://ir.sioc.ac.cn/handle/331003/15449
*  Science of Synthesis: Metal-Catalyzed Cyclization Reactions Vol. 1 - Thieme eBooks
Science of Synthesis: Metal-Catalyzed Cyclization Reactions' presents the most commonly used and s... ... especially cyclizations, have dramatically improved the efficiency of organic synthesis over the last three decades. To date ... Also included are cyclization reactions of alkenes, alkynes, and allenes, cycloisomerizations, and intramolecular C-N and C-O ... "Science of Synthesis: Metal-Catalyzed Cyclization Reactions" presents the most commonly used and significant metal-catalyzed ...
  http://ebookstore.thieme.com/product/science-synthesis-metalcatalyzed-cyclization-reactions-vol-1
*  Knottin cyclization: impact on structure and dynamics
Involvement of cyclization reaction in the structure; Transfer of geranyl moiety to the modified tryptophan; Description on the ...
  http://connection.ebscohost.com/c/articles/42010225/knottin-cyclization-impact-structure-dynamics
*  TSSI Unveils Automatic Cyclization Technology in the Latest
... Solstice-TDS 2016.1 Product Release: Beaverton, Ore., June 23, 2016 ... The latest innovation in Solstice-TDS 2016.1 is the TimeTable module offering the state-of-the-art automatic cyclization ... TSSI Unveils Automatic Cyclization Technology in the Latest Solstice-TDS 2016.1 Product Release ...
  http://www10.edacafe.com/nbc/articles/1/1435938/TSSI-Unveils-Automatic-Cyclization-Technology-Latest-Solstice-TDS-2016.1-Product-Release
*  Lactone preparation by cyclization - Patent # 4247468 - PatentGenius
The cyclization reaction may be carried out in the absence of an added solvent or in the presence of a solvent.. Preferred ... As indicated in Table I, the mol percent yield of BBL from the cyclization was 83.1% and the BBL assayed 96.6% purity. The ... Sufficient base, such as the alkali, is used to maintain the pH below 4.0 during the cyclization, for example from about0.5 to ... In this example BBL was produced in a cyclization reaction carried out neat, that is, without an added organic solvent.. DBBA ...
  http://www.patentgenius.com/patent/4247468.html
*  Effect of the his residue on the cyclization of b ions | SpringerLink
Harrison, A. G. Cyclization of Peptide b9 Ions. J. Am. Soc. Mass Spectrom. 2009, 10, 2248-2253.CrossRefGoogle Scholar ... Harrison, A. G. Sequence Scrambling Through Cyclization of b 5 Ions. J. Am. Soc. Mass Spectrom. 2008, 19, 1776-1780.CrossRef ... Chen, X.; Yu, L.; Steill, J. D.; Oomens, J.; Polfer, N. C. Effect of Peptide Fragment Size on the Propensity of Cyclization in ... This indicates less active cyclization/reopening followed by fragmentation of common structures for b n ions containing His ...
  https://link.springer.com/article/10.1016%2Fj.jasms.2010.05.006
*  Reversible Bergman cyclization, AFM image - Stock Image C032/5433 - Science Photo Library
... for a reversible Bergman cyclization. Researchers used non-contact AFM to observe this molecular rearrangement, a key step in ... Reversible Bergman cyclization. Atomic force microscopy (AFM) image of the starting point (a brominated aromatic compound) ... Keywords: 1, 2016, 21st century, afm image, aromatic, atomic force microscope, atomic force microscopy, bergman cyclization, ... Caption: Reversible Bergman cyclization. Atomic force microscopy (AFM) image of the starting point (a brominated aromatic ...
  http://www.sciencephoto.com/media/803130/view
*  Copper-Catalyzed Intramolecular N-S Bond Formation by Oxidative Dehydrogenative Cyclization
... Zhen Wang, Yoichiro Kuninobu* and ... cyclization, a new nitrogen-sulfur bond is formed by N-H/S-H coupling. The present reaction tolerates various functional groups ...
  http://www.organic-chemistry.org/abstracts/lit4/104.shtm
*  Studies Concerning the Cyclization of Some 4-Bromoacetylpiperidines to the Corresponding 3-Quinuclidinones | RTI
Carroll, F., Ferguson, A. M., & Lewis, J. B. (1966). Studies Concerning the Cyclization of Some 4-Bromoacetylpiperidines to the ... Studies Concerning the Cyclization of Some 4-Bromoacetylpiperidines to the Corresponding 3-Quinuclidinones. ...
  https://www.rti.org/publication/studies-concerning-cyclization-some-4-bromoacetylpiperidines-corresponding-3
*  Photochemical and oxidative cyclisation of tetraphenylpyrroles - Organic & Biomolecular Chemistry (RSC Publishing)
In the case of the former, a doubly cyclised product was isolated from cyclisation with solid FeCl3, while the latter gives a ... and oxidative cyclodehydrogenation reactions of tetraphenylpyrroles act in a complementary fashion for the cyclisation of N- ... Photochemical and oxidative cyclisation of tetraphenylpyrroles J. L. Ferguson, M. A. Squire and C. M. Fitchett, Org. Biomol. ... In the case of the former, a doubly cyclised product was isolated from cyclisation with solid FeCl3, while the latter gives a ...
  http://pubs.rsc.org/en/content/articlelanding/2017/ob/c7ob02537h/unauth
*  Molecules | Free Full-Text | One-Pot Tandem Synthesis of 2-Arylquinazolines by a Multicomponent Cyclization Reaction
One-Pot Tandem Synthesis of 2-Arylquinazolines by a Multicomponent Cyclization Reaction. Leping Ye * , Lin Yu, Lijun Zhu and ... Ye L, Yu L, Zhu L, Xia X. One-Pot Tandem Synthesis of 2-Arylquinazolines by a Multicomponent Cyclization Reaction. Molecules. ... Ye, L.; Yu, L.; Zhu, L.; Xia, X. One-Pot Tandem Synthesis of 2-Arylquinazolines by a Multicomponent Cyclization Reaction. ... Keywords: quinazolines; multicomponent; cyclization reaction; one-pot tandem synthesis quinazolines; multicomponent; ...
  http://www.mdpi.com/1420-3049/18/11/13860