@article{3de6d22c369944eeb6b907c23e22406c,
title = "Stereospecific ring expansion of β-lactams to γ-lactams with trimethylsilyldiazomethane",
abstract = "Ring opening of N-carboxylated β-lactams with trimethylsilyldiazomethane anion followed by photolytic Wolff rearrangement provided γ-lactams in a stereospecific manner.",
keywords = "Azetidinones, Pyrrolidinones, Rearrangements, Ring-transformations",
author = "Ha, {Deok Chan} and Seogshin Kang and Chung, {Coo Min} and Lim, {Hyun Kyung}",
note = "Funding Information: AcknowledgmentT. his research was financially supported by the Korea Science and EngineeringF oundation( 981-0302-010-2a)n d the Basic ScienceR esearchI nstituteProgram (BSRI-97-3406). Copyright: Copyright 2017 Elsevier B.V., All rights reserved.",
year = "1998",
month = oct,
day = "8",
doi = "10.1016/S0040-4039(98)01640-2",
language = "English",
volume = "39",
pages = "7541--7544",
journal = "Tetrahedron Letters",
issn = "0040-4039",
publisher = "Elsevier Limited",
number = "41",
}