| abstract |
The invention relates to echinocandin derivatives, their method of preparation and their application as anti-fungal agents. The invention concerns compounds of formula (I) in which: either R1 and R2 = H, OH, alkyl optionally substituted, or NR1 forms with the carbon bearing NR1R2 a double bond and R2 is Xra, X being O, NH or N-alkyl and Ra being H, alkyl optionally substituted; R = a chain containing up to 10 carbon atoms, optionally comprising one or several heteroatoms, one or several heterocycles; T = H, CH2, CH2CONH2, CH2CN, (CH2)2NH2; Y = H, OH, halogen; W = H, OH; Z = H OR CH3. Said products have antifungal properties. |