Lewis acid–base 1,2-addition reactions: synthesis of pyrylium borates from en-ynoate precursors-Reference-Cited by-同舟云学术

Lewis acid–base 1,2-addition reactions: synthesis of pyrylium borates from en-ynoate precursors

Published:2016 Issue:14 Volume:45 Page:5929-5932
ISSN:1477-9226
Container-title:Dalton Transactions
language:en
Short-container-title:Dalton Trans.

Author:

Wilkins Lewis C.¹²³⁴⁵,Hamilton Hugh B.¹²³⁴⁵,Kariuki Benson M.¹²³⁴⁵,Hashmi A. Stephen K.⁶⁷⁸⁹¹⁰,Hansmann Max M.⁶⁷⁸⁹,Melen Rebecca L.¹²³⁴⁵

Affiliation:

1. School of Chemistry

2. Main Building

3. Cardiff University

4. Cardiff CF10 3AT

5. UK

6. Organisch-Chemisches Institut

7. Ruprecht-Karls-Universität Heidelberg

8. 69120 Heidelberg

9. Germany

10. Chemistry Department

Abstract

Treatment of methyl (Z)-2-alken-4-ynoates with the strong Lewis acid tris(pentafluorophenyl) borane, B(C₆F₅)₃, yield 2,5,6-substituted zwitterionic pyrylium borate species via an intramolecular 6-endo-dig cyclisation reaction.

Publisher

Royal Society of Chemistry (RSC)

Subject

Inorganic Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2016/DT/C5DT03340C

Reference37 articles.

1. Ueber die Einwirkung von Benzaldehyd auf Acetophenon

2. p-Coumaric acid photodegradation with solar light, using a 2,4,6-triphenylpyrylium salt as photosensitizer A comparison with other oxidation methods

3. Highly Efficient Photoinduced Electron Transfer with 2,4,6-Triphenylpyrylium Cation Incorporated inside Extra Large Pore Zeotype MCM-41

4. Cyclic Transmembrane Charge Transport Mediated by Low-Potential Pyrylium Ions

5. Radical and cationic photopolymerization: New pyrylium and thiopyrylium salt-based photoinitiating systems

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