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Priority to SE7905722ApriorityCriticalpatent/SE438678B/sv
Publication of SE7905722LpublicationCriticalpatent/SE7905722L/sv
Publication of SE438678BpublicationCriticalpatent/SE438678B/sv
C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
C07D501/02—Preparation
C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
C07D501/06—Acylation of 7-aminocephalosporanic acid
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Chemical & Material Sciences
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Organic Chemistry
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Cephalosporin Compounds
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
SE7905722A1979-06-291979-06-29Forfarande for framstellning av cefemforeningar
SE438678B
(sv)
1,3-bis(3-(mono- o poli-hidroxi)acilamino-5-(mono- o polihidroxialquil)aminocarbonil-2,4,6-triyodo-benzoilamino)hidroxi- o hidroxialquil-propanos, procedimiento para su preparacion y medios de contraste para rayos x que los contienen.
Procedimiento para la preparacion de derivados de 7-(3-ter.butil-e isopropil-amino-2-hidroxi-propoxi)-1-alquilo(c1-c4)o fenil alquilo(c1-c4)sustituido 2,3-indolediona