68506-27-4Relevant academic research and scientific papers
A facile removal of p-methoxybenzyl and diphenylmethyl ester with iodotrimethyl-silane-triphenylphosphine
Cha, Kyung Hoi,Kang, Tae Won,Cho, Dong Ock,Lee, Hong-Woo,Shin, Jaewook,Jin, Kyung Yong,Kim, Kyung-Whan,Kim, Jung-Woo,Hong, Chung-Il
, p. 3533 - 3540 (1999)
Diphenylmethyl (DPM) and p-methoxybenzyl (PMB) ester of cephalosporin derivatives were converted to the corresponding carboxylic acid using iodotrimethylsilane (TMSI)-triphenylphosphine (TPP) in dichloromethane at room temperature in good yields.
Catalytic transfer hydrogenolysis of 4-nitrobenzyl esters of cephalosporins
Albanese, Domenico,Leone, Mario,Penso, Michele,Seminati, Monica,Zenoni, Maurizio
, p. 2405 - 2408 (2007/10/03)
Cephalosporins 1a-d have been selectively hydrogenolysed to their corresponding acids 2a-d without isomerisation of the cephem double-bond using anhydrous ammonium formate or phosphinic acid as catalytic transfer agents in the presence of 10% pd/C.
AZETIDINONE IMIDES
Spry, Douglas O.,Snyder, Nancy J.,Bhala, Anita R.,Pasini, Carol E.,Indelicato, Joseph M.
, p. 2911 - 2920 (2007/10/02)
The synthesis of acetyl and Boc azetidinone imides is described.
