摘要:
New spisulosine derivatives of use in treating tumors are of the formula (I) wherein: each X is the same or different, and represents H, OH, OR′, SH, SR′, SOR′, SO2R′, NO2, NH2, NHR′, N(R′)2, CN, halogen, C(═O)H, C(═O)CH3, CO2H, CO2CH3, substituted or unsubstituted C1–C18 alkyl, substituted or unsubstituted C2–C18 alkenyl, substituted or unsubstituted C2–C18 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaromatic, or two groups X may together form ═O; Y is NR1, OR1, PR1, SR1, or halogen, wherein the number of substituents R1 is selected to suit the valency and each R1 is independently selected of H, OH, C(═O)R′, P(═O)R′R″, substituted or unsubstituted C1–C18 alkyl, substituted or unsubstituted C2–C18 alkenyl, substituted or unsubstituted C2–C18 alkynyl, substituted or unsubstituted aryl, and wherein the dotted line indicates an optional double bond; each Z is the same different, and represents H, OH, OR′, SH, SR′, SOR′, SO2R′, NO2, NH2, NHR′, N(R′)2, NHC(O)R′, CN, halogen, C(═O)H, C(═O)CH3, CO2H, CO2CH3, substituted or unsubstituted C1–C18 alkyl, substituted or unsubstituted C2–C18 alkenyl, substituted or unsubstituted C2–C18 alkenyl, substituted or unsubstituted C2–C18 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaromatic, or two groups Z may together form ═O; z is 0 to 25; y is to 0 to 20; R2 is H, C(═O)R′, P(═O)R′R″, S(═O)R′R″, S(═O)2R′, substituted or unsubstituted C1–C18 alkyl, substituted or unsubstituted C2–C18 Alkenyl, substituted or unsubstituted C2–C18 alkynyl, substituted or unsubstituted aryl; R3 is H, C(═O)R′, P(═O)R′R″, S(═O)R′R″, S(═O)2R′, substituted or unsubstituted C1–C18 alkyl, substituted or unsubstituted C2–C18 alkenyl, substituted or unsubstituted C2–C18 alkynyl, substituted or unsubstituted aryl; each of the R′, R″ groups is independently selected from the group consisting of H, OH, NO2, NH2, SH, CN, halogen, ═O, C(═O)H, C(═O)CH3, CO2H, CO2CH3, substituted or unsubstituted C1–C18 alkyl, substituted or unsubstituted C1–C18 alkoxy, substituted or unsubstituted C2–C18 alkenyl, substituted or unsubstituted C2–C18 alkynl, substituted or unsubstituted aryl; there may be one or more unsaturations in the hydrocarbon backbone defined by the chain (II) and salts thereof; with the exception of a C16–C24 2-amino-3-hydroxyalkane or a C16–C24 2-amino-3-hydroxyalkene
摘要:
Derivatives of ecteinascidin 736 of general formula (I) wherein the groups R1, R2, R3, R4 and R5 are each independently selected from the group consisting of H, OH, OR′, SH, SR′, SOR′, SO2R′, C(═O)R′, C(═O)OR′, NO2, NH2, NHR′, N(R′)2, NHC(O)R′, CN, halogen, ═O, substituted or unsubstituted C1-C25 alkyl, substituted or unsubstituted C2-C18 alkenyl, substituted or unsubstituted C2-C18 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heterocyclic; wherein X is independently selected of OR′, CN, (═O), or H; wherein each of the R′ groups is independently selected from the group consisting of H, OH, NO2, NH2, SH, CN, halogen, ═O, C(═O)H, C(═O)CH3, CO2H, substituted or unsubstituted C1-C25 alkyl, substituted or unsubstituted C2-C18 alkenyl, substituted or unsubstituted C2-C18 alkynyl, substituted or unsubstituted aryl; wherein m is 0, 1 or 2; and wherein n is 0, 1, 2, 3, or 4, and their use as antitumoral agent.
摘要:
Derivatives of Et-743 or Et-770 or Et-729 are provided. The derivatives are of the general formula (Ia) wherein the substituent groups take various permitted meanings.
摘要:
Derivatives of Et-743 or Et-770 or Et-729 are provided. The derivatives are of the general formula Ia.: wherein the substituent groups take various permitted meanings.
摘要:
Derivatives of Et-743 or Et-770 or Et-729 are provided. The derivatives are of the general formula (Ia) wherein the substituent groups take various permitted meanings.