@article {47403,
	title = {Wittig reactions of maleimide-derived stabilized ylides with alkyl pyruvates: concise approach to methyl ester of (+/-)-chaetogline A},
	journal = {Synthesis-Stuttgart},
	volume = {53},
	year = {2021},
	month = {APR },
	type = {Article},
	abstract = {<p>A facile synthesis of methyl ester of chaetogline A is reported starting from the corresponding methyl 1-methyltryptophanate-derived- maleimide. A stereoselective Wittig olefination with a carbonyl function in methyl pyruvate followed by phosphorous pentoxide-induced- regioselective dehydrative cyclization are the essential reactions. An acid-induced thermodynamically driven stereoselective beta- to alpha-position migration of the exocyclic C=C bond unit in ethyl tetrahydroindolizinoindolylidenepropanoate is described.</p>},
	keywords = {Amino acid, chaetogline A, dehydrative cyclization, maleimide, methyl pyruvate, Natural product, Wittig reaction},
	issn = {0039-7881},
	doi = {10.1055/a-1477-6043, Early Access Date = APR 2021},
	author = {Shelar, Santosh V. and Argade, Narshinha P.}
}
@article {47828,
	title = {Wittig reactions of maleimide-derived stabilized ylides with alkyl pyruvates: concise approach to methyl ester of ({\textpm})-chaetogline A},
	journal = {Synthesis},
	volume = {53},
	year = {2021},
	month = {APR},
	pages = {2897{\textendash}2902},
	type = {Article},
	abstract = {A facile synthesis of methyl ester of chaetogline A is reported starting from the corresponding methyl 1-methyltryptophanate-derived- maleimide. A stereoselective Wittig olefination with a carbonyl function in methyl pyruvate followed by phosphorous pentoxide-induced- regioselective dehydrative cyclization are the essential reactions. An acid-induced thermodynamically driven stereoselective β- to α-position migration of the exocyclic C=C bond unit in ethyl{\textellipsis} 
},
	doi = {10.1055/A-1477-6043},
	author = {Argade, Narshinha P. and Shelar, Santosh V.}
}
