Methods for treating leukemia and myelodysplastic syndrome, and methods for identifying agents for treating same
申请人:Mustelin Tomas
公开号:US20090105240A1
公开(公告)日:2009-04-23
The present disclosure relates to methods for treating leukemia, pre-leukemic conditions, as well as myelodysplastic syndrome and acute myelogenous leukemia. The present disclosure further relates to compounds that can be used for treating leukemia, pre-leukemic conditions, as well as myelodysplastic syndrome and acute myelogenous leukemia. The present disclosure also relates to methods for identifying compounds that can be used for treating leukemia, pre-leukemic conditions, as well as myelodysplastic syndrome.
Process for the preparation of esters of N-blocked penicillin acids
申请人:Glaxo Laboratories Limited
公开号:US03960843A1
公开(公告)日:1976-06-01
A process is described for the preparation of esters of N-blocked amino acids (such as penicillins or cephalosporins) wherein the amino acid or a salt thereof is reacted with a primary amine and nitrosating agent.
Novel 7-azido-3-cephem compounds are prepared via .alpha.-amino-phosphonoacetate esters. The cephem compounds are intermediates for the preparation of novel and known useful antibiotic cephalosporins.