78037-13-5Relevant academic research and scientific papers
CONCERNING THE INTERMEDIACY OF MONOCYCLIC β-LACTAMS IN PENICILLIN BIOSYNTHESIS: SYNTHESIS AND ATTEMPTED BIOCONVERSION OF SECO-ISOPENICILLIN N
Scott, A. Ian,Shankaranarayan, Ramaswamy,Chung, Sung-Kee
, p. 909 - 927 (2007/10/02)
The title compound (3a) was synthesized as its dimer by the skeletal rearrangement of protected isopenicillin N-sulfoxide, hydrogenation, hydrolysis of the thiazoline ring, oxidative dimerization and deprotection.The reductive conversion of the dimer to m
ONE-STEP SYNTHESIS OF OXAZOLINOAZETIDINONES FROM PENICILLIN SULFOXIDES: POTENTIAL INTERMEDIATES FOR 1-OXACEPHEM SYNTHESIS
Yamamoto, Sadao,Kamata, Susumu,Haga, Nobuhiro,Hamashima, Yoshio,Nagata, Wataru
, p. 3089 - 3092 (2007/10/02)
Reaction of penicillin sulfoxides with a tervalent phosphorous compound in the presence of a catalytic amount of squaric acid gave oxazolinoazetidinones, potential intermediates for synthesis of 1-oxacephems, in good yields. 2β-Chloromethyl- and 6α-methox
