OXY-AND AMINO-SUBSTITUTED TETRAHYDROFURYL DERIVATIVES WITH ANTITUMOUR ACTIVITY

Title:

OXY-AND AMINO-SUBSTITUTED TETRAHYDROFURYL DERIVATIVES WITH ANTITUMOUR ACTIVITY

Document Type and Number:

WIPO Patent Application WO2001060810

Kind Code:

B1

Abstract:

Compounds of formula (I) wherein the substituent groups defined by R1, R2, R3 and R4 are each independently selected of H, C(=O) R,P(=O)R'R",S(=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; wherein 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)CH 3, CO2H, CO2CH3, substituted or unsubstituted C1-C18 alkyl, substituted or unsubstituted C2-C18 alkenyl, substituted or unsubstituted C2-C18 alkynyl, substituted or unsubstitued aryl; wherein R1, R2, R3 could form part of a heterocyclic ring; R2 can be independently an internal salt; wherein X1, X2 and X3 on formula (I) are independently placed in any particular position of the chain and independently selected of H, OH, OR', SH, SR', SOR', SO2R', NO2, NH2, NHR', N(R')2, NHC(O)R', CN, halogen, =O, 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; wherein substituent groups defined by R' are each independently selected from the group consisting of H, OH, OR', SH, SR', SOR', SO2R', NO2, NH2, NHR', N(R')2, NHC(O)R', CN, halogen, =O, 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; wherein x can be between 6 and 20; and wherein the dotted line is one or several double bonds placed in any particular position of the side chain; are useful as antitumor compounds and include compound IK-8-73-4 of structure (a) which was isolated from a sponge Pachastrissa sp.

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Inventors:

HIGA TATSUO (JP)
TANAKA JUNICHI (JP)
GARCIA GRAVALOS DOLORES (ES)

Application Number:

PCT/GB2001/000655

Publication Date:

November 29, 2001

Filing Date:

February 16, 2001

Export Citation:

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Assignee:

PHARMA MAR SA (ES)
RUFFLES GRAHAM KEITH (GB)
HIGA TATSUO (JP)
TANAKA JUNICHI (JP)
GARCIA GRAVALOS DOLORES (ES)

International Classes:

A61K31/341; A61K35/56; A61P35/00; A61P35/02; A61P43/00; C07D307/22; (IPC1-7): C07D307/22; A61K31/341; A61P35/00

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