C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 9/6558 (2006.01) C07D 215/14 (2006.01) C07D 405/06 (2006.01) C07F 9/60 (2006.01)
Patent
CA 2247172
Compounds of formula (I), wherein each of alc1, alc2 and alc3 which are the same or different, is an alkyl radical containing up to 8 carbon atoms, n is an integer from 0 to 8, and R1 and R2 are an O-alkyl radical containing up to 8 carbon atoms, or form a cyclic acetal together with the carbon atom to which they are attached, are disclosed. The compounds may be used in the preparation of substances suitable for preparing antibiotic substances.
L'invention a pour objet les composés de formule (I) dans lesquels alc1, alc2 et alc3 identiques ou différents l'un de l'autre représentent un radical alkyle renfermant jusqu'à 8 atomes de carbone, n représente un nombre entier pouvant varier de 0 à 8, R1 et R2 représentent un radical O-alkyle renfermant jusqu'à 8 atomes de carbone, ou forment ensemble avec l'atome de carbone auquel ils sont liés un acétal cyclique. Les composés de l'invention trouvent leur application dans la préparation de produits utiles pour préparer des produits antibiotiques.
Bonnet Alain
Bouchet Raphael
Guilmard Daniel
Mazurie Alain
Aventis Pharma S.a.
Hoechst Marion Roussel
Robic
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