Cho, YS Lee, JE Pae, AN Choi, KI Koh, HY 2024-01-21T15:45:01Z 2024-01-21T15:45:01Z 2021-09-05 1999-02-26 0040-4039 https://pubs.kist.re.kr/handle/201004/142388 Allylation and propargylation of compounds, 6-oxopenicillanate 1 and 7-oxocephalosporanate 2, were accomplished by reacting the corresponding bromides in the presence of indium or zinc. Both indium and zinc gave alkylated products in moderate yields under mild conditions. Indium mediated Barbier reactions in aqueous THF exhibited slightly higher stereoselectivity than zinc mediated reactions in anhydrous THE (C) 1999 Elsevier Science Ltd. All rights reserved. English PERGAMON-ELSEVIER SCIENCE LTD Indium and zinc mediated Barbier type reactions: Allylation and propargylation reactions of 6-oxopenicillanate and 7-oxocephalosporanate Article 10.1016/S0040-4039(99)00037-4 1 TETRAHEDRON LETTERS, v.40, no.9, pp.1725 - 1728 TETRAHEDRON LETTERS 40 9 1725 1728 scie scopus 000078624500030 2-s2.0-0033605177 Chemistry, Organic Chemistry Article indium