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US 12,344,680 B2Granted
Antifungal agents and uses thereof
AssigneeNapp Pharmaceutical Group Limited
InventorsKenneth Duke James, Jr., Christopher Patrick Laudeman, Navdeep Balkrishna Malkar, Balasingam Radhakrishnan
Life of this patent
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Abstract
The invention features echinocandin class compounds. The compounds can be useful for the treatment of fungal infections.
Claims9
A method of treating or preventing a fungal infection in a subject, the method comprising administering to the subject a compound described by formula (II):
- wherein,
- R2 is NH(CH2CH2O)sCH2CH2X8, NH(CH2CH2CH2O)sCH2CH2X8, NH(CH2CH2NH)tCH2CH2X9, NH[CH2(CH2)aO]bCH{CH2[OCH2(CH2)c]dX9}2, O[CH2(CH2)aO]bCH{CH2[OCH2(CH2)c]dX9}2, NHCH2(CH2)uX10, or OCH2(CH2)uX10;
- X8 is OH, ORG1, NH2, NHRG1, NRG1RG2, NRG1RG2RG3, OCH2(CH2)wZ2, or NHCH2(CH2)vZ2;
- each X9 is, independently, selected from OH, ORH1, NHRH1, NRH1RH2, NRH1RH2RH3, OCH2(CH2)wZ2, and NHCH2(CH2)vZ2;
- X10 is selected from NRI1RI2RI3 or Z2;
- a is an integer from 1 to 2;
- b is an integer from 0 to 3;
- c is an integer from 1 to 2;
- d is an integer from 0 to 3;
- s is an integer from 1 to 5;
- t is an integer from 1 to 5;
- u is an integer from 1 to 3;
- each of RG1, RG2, RG3, RH1, RH2, RH3, RI1, RI2, and RI3 is, independently, selected from CH3, CH2CH3, CH2CH2CH3, and CH(CH3)2;
- w is an integer from 1 to 3;
- Z2 is selected from
- and each of R1A, R2A, R3A, R4A, R5A, R6A, R7A, R8A, R9A, R10A, R11A, R12A, R13A, R14A, R15A, R16A, R17A, R18A, R19A, R20A, R21A, and R22A is, independently, selected from H, CH3, CH2CH3, CH2CH2CH3, and CH(CH3)2,
- or a pharmaceutically acceptable salt thereof.
14 more elements
Dependencies are inferred from the claim text.