A new synthesis of α,β-unsaturated γ- and δ-lactones via intramolecular acylation of α-sulfinyl carbanion

A new synthesis of α,β-unsaturated γ- and δ-lactones via intramolecular acylation of α-sulfinyl carbanion

A new synthesis of α,β-unsaturated γ- and δ-lactones involving the intramolecular acylation of α-sulfinyl carbanion followed by pyrolysis is described. © 1985.

Saved in:

書目詳細資料
Main Authors:	Manat Pohmakotr, Prapanpong Jarupan
其他作者:	Mahidol University
格式:	Article
出版:	2018
主題:	Biochemistry, Genetics and Molecular Biology Chemistry Pharmacology, Toxicology and Pharmaceutics
在線閱讀:	https://repository.li.mahidol.ac.th/handle/123456789/30753
標簽:	添加標簽沒有標簽, 成為第一個標記此記錄!
機構:	Mahidol University

相似書籍

A new synthesis of [alpha], [beta]-unsaturated [gamma]- and [alpha]-lactones via intramolecular acylation of [alpha]-sulfinyl carbanion
由: Prapanpong Jarupan
出版: (2023)

Intramolecular acylation of α-sulfinyl carbanions with masked α,β-unsaturated esters: a general strategy to 5-alkylidene-2-cyclopentenones
由: Manat Pohmakotr, et al.
出版: (2018)

Intramolecular acylation of α-sulfinyl carbanion: A new general route to 5-substituted Δ<sup>2</sup>cyclopentenones
由: Manat Pohmakotr, et al.
出版: (2018)

Intramolecular acylation of α-sulfinyl carbanion: a facile synthesis of (±)-pentenomycin I and (±)-epipentenomycin I.
由: Manat Pohmakotr, et al.
出版: (2018)

Intramolecular acylation of α-sulfinyl carbanion a new general route to 5-methylene-2-cyclopentenones
由: Manat Pohmakotr, et al.
出版: (2018)

Intramolecular acylation of α-sulfinyl carbanions. A simple preparation of 4-oxygenated spiro[4.n]alk-2-ene-1-ones
由: Manat Pohmakotr, et al.
出版: (2018)

Synthesis of (+)-lentiginosine and its pyrrolizidine analogue based on intramolecular cyclization of α-sulfinyl carbanions
由: Sakkarin Du-A-Man, et al.
出版: (2018)

Functionalized cyclopentenones via intramolecular acylation of alpha-sulfinyl carbanions
由: Supatara Popuang
出版: (2023)

A general strategy to spiro[4.n]alk-2-ene-1,6-diones and spiro[5.n]alk- 2-ene-1,7-diones via intramolecular acylation of α-sulfinyl carbanions
由: Manat Pohmakotr, et al.
出版: (2018)

Intramolecular Conjugate Ene Reaction of γ-Difluoromethyl- and γ-Trifluoromethyl-α,β-Unsaturated γ-Butyrolactones
由: Watchara Srimontree, et al.
出版: (2018)

A new strategy for the synthesis of (±)-Lupinine and (±)-epilupinine via cyclization of α-sulfinyl carbanions
由: Manat Pohmakotr, et al.
出版: (2018)

Concise syntheses of substituted indolizidine alkaloids via cyclization based on α-sulfinyl carbanions: preparation of (±)-indolizidines 167B and 209D, their epimers, and (±)-tashiromine
由: Manat Pohmakotr, et al.
出版: (2018)

α,α-Difluoro-α-phenylsulfanylmethyl carbanion equivalent: a novel gem-difluoromethylenation of carbonyl compounds
由: Manat Pohmakotr, et al.
出版: (2018)

A general synthetic route to 1-azabicyclo[m.n.0]alkenes via cyclisation based on α-sulfinyl carbanions
由: Manat Pohmakotr, et al.
出版: (2018)

α-Sulfonyl radical initiated intramolecular tandem radical cyclization
由: Vichai Reutrakul, et al.
出版: (2018)

gem-Difluoromethylation of α- and γ-ketoesters: preparation of gem-difluorinated α-hydroxyesters and γ-butyrolactones
由: Manat Pohmakotr, et al.
出版: (2018)

Samarium(II) iodide-mediated deoxygenative debromination of α-bromo-β-hydroxy (acetoxy) phenyl sulfones: Synthesis of α,β-unsaturated sulfones
由: Vichai Reutrakul, et al.
出版: (2018)

Palladium catalyzed asymmetric hydrophosphination of α,β- and α,β,γ,δ-unsaturated malonate esters : efficient control of reactivity, stereo- and regio-selectivity
由: Leung, Pak-Hing, et al.
出版: (2015)

An enantioselective cascade reaction between α,β-unsaturated aldehydes and malonic half-thioesters: A rapid access to chiral δ-lactones
由: Ren, Q., et al.
出版: (2014)

Anion of 1-[(2-methoxyethoxy)methoxy]-2-phenylsulfonylcyclopropane as a new d<sup>3</sup>-reagent: preparation of β-substituted α,β-unsaturated aldehydes
由: Manat Pohmakotr, et al.
出版: (2018)

The chemistry of [alpha]-fluoro sulfinyl and sulfonyl carbanions
由: Thongchai Kruahong
出版: (2023)

Vicinal dianions of diethyl α-aroylsuccinates: A general synthetic route to α-aroyl- and α-arylidene-γ-butyrolactones
由: Manat Pohmakotr, et al.
出版: (2018)

An alternative approach to α-methylene lactone
由: Y. Jenkitkasemwong, et al.
出版: (2018)

Convenient synthesis of α,β-unsaturated γ-butyrolactones and γ-butyrolactams via decarboxylative iodination of paraconic acids and β-carboxyl-γ-butyrolactams using 1,3-diiodo-5,5-dimethylhydantoin
由: Supasorn Phae-Nok, et al.
出版: (2018)

d<sup>5</sup>‐Reactions of Doubly Deprotonated γ,δ‐Unsaturated Carbonyl Derivatives with Electrophiles. A Novel Approach to the Synthesis of Tetrahydrofuran and Tetrahydropyran Derivatives
由: Dieter Seebach, et al.
出版: (2018)

Synthesis of γ-difluoromethyl α,β-unsaturated γ-butyrolactones using PhSCF<inf>2</inf>SiMe<inf>3</inf>as a difluoromethylating agent
由: Arisara Issaree, et al.
出版: (2018)

Decarboxylative elimination: A new method for the synthesis of α,β-unsaturated ketones
由: Vichai Reutrakul, et al.
出版: (2018)

The synthesis of α, β-unsaturated aldehydes by one-carbon homologation of carbonyl compounds
由: Vichai Reutrakul, et al.
出版: (2018)

α-(Phenylthio)cyclopropylation of carbonyl compounds: Preparation of α-cyclopropyl ketones
由: Manat Pohmakotr, et al.
出版: (2018)

Cyclisation vs acylL migration OF α-allyl lactone dreived anion : Synthesis of spiro[4,5]dec-2-ene-1,6-diones
由: W. Jaivisuthunza, et al.
出版: (2018)

A new method for the synthesis of 2-phenylsulfonylaziridines via the reaction of α-halosulfonyl carbanion to imines
由: Vichai Reutrakul, et al.
出版: (2018)

A synthesis of γ-trifluoromethyl α,β-unsaturated γ-butyrolactones using CF<inf>3</inf>SiMe<inf>3</inf>as a trifluoromethylating agent
由: Chonticha Masusai, et al.
出版: (2018)

Catalytic asymmetric conjugate arylation of γ,δ-unsaturated β-dicarbonyl compounds
由: Yao, Jian, et al.
出版: (2020)

Base-catalyzed diastereodivergent thia-Michael addition to chiral β-trifluoromethyl-α,β-unsaturated N-acylated oxazolidin-2-ones
由: Racochote S.
出版: (2023)

Polysubstituted pyrrole derivatives via 1,2-alkenyl migration of novel γ-amino-α,β-unsaturated aldehydes and α-diazocarbonyls
由: Cai, Shuting, et al.
出版: (2016)

Enantioselective intramolecular formal [2 + 4] annulation of acrylates and α,β-unsaturated imines catalyzed by amino acid derived phosphines
由: Jin, Zhichao, et al.
出版: (2013)

Syntheses of methylenolactocin and nephrosterinic acid via diastereoselective acylation and chemoselective reduction-lactonization
由: Rattana Jongkol, et al.
出版: (2018)

Syntheses of methylenolactocin and nephrosterinic acid via diastereoselective acylation and chemoselective reduction-lactonization
由: Rattana Jongkol, et al.
出版: (2018)

Separation of α-, β-, γ-, δ-tocopherols and α-tocopherol acetate on a pentaerythritol diacrylate monostearate-ethylene dimethacrylate monolith by capillary electrochromatography
由: Patcharin Chaisuwan, et al.
出版: (2018)

Asymmetric organocatalytic cascade Michael/hemiketalization/retro-Henry reaction of β,γ-unsaturated ketoesters with α-nitroketones
由: Gao, Y., et al.
出版: (2014)