92411-47-7Relevant articles and documents
EFFICIENT SYNTHESES OF A NEW PENEM ANTIBIOTIC, SODIUM (5R,6S)-2-(2-FLUOROETHYLTHIO)-6-PENEM-3-CARBOXYLATE
Kawamoto, Isao,Endo, Rokuro,Suzuki, Kosato,Hata, Tadashi
, p. 123 - 128 (2007/10/02)
Two useful routes to sodium (5R,6S)-2-(2-fluoroethylthio)-6-penem-3-carboxylate (1) via trithiocarbonate (3) are reported.An intramolecular Wittig reaction of 6 and an oxalimide cyclization of 9 with phosphite are employed as key steps.