US 12,247,010 B2
Tubulin inhibitors
Tom Lin, San Diego, CA (US); Cheng-Chi Irene Wang, San Diego, CA (US); Jason Olejniczak, San Diego, CA (US); Jessica Crisp, San Diego, CA (US); and Richard Truong, San Diego, CA (US)
Filed by LIN BIOSCIENCE PTY LTD., Collingwood (AU)
Filed on Apr. 29, 2021, as Appl. No. 17/244,767.
Application 17/244,767 is a continuation of application No. 16/211,051, filed on Dec. 5, 2018, granted, now 11,040,945.
Claims priority of provisional application 62/595,530, filed on Dec. 6, 2017.
Prior Publication US 2022/0089539 A1, Mar. 24, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. C07D 213/75 (2006.01); A61P 35/04 (2006.01); C07D 401/12 (2006.01); C07D 403/12 (2006.01); C07D 405/12 (2006.01); C07D 409/12 (2006.01); C07D 413/12 (2006.01); C07D 413/14 (2006.01); C07D 417/04 (2006.01); C07D 471/04 (2006.01); C07D 487/04 (2006.01)
CPC C07D 213/75 (2013.01) [A61P 35/04 (2018.01); C07D 401/12 (2013.01); C07D 403/12 (2013.01); C07D 405/12 (2013.01); C07D 409/12 (2013.01); C07D 413/12 (2013.01); C07D 413/14 (2013.01); C07D 417/04 (2013.01); C07D 471/04 (2013.01); C07D 487/04 (2013.01)] 20 Claims
 
1. A compound of Formula (VIIIa), or a pharmaceutically acceptable salt, or stereoisomer thereof:

OG Complex Work Unit Chemistry
wherein:
L83 is —C(R83)2C(R83)2C(R83)2—;
E is —C(═O)NR84— or —NR84C(═O)—;
L84 is a bond or —CR86R87—;
ring D8 is heteroaryl, wherein the heteroaryl is selected from the group consisting of:

OG Complex Work Unit Chemistry
ring B8 is heteroaryl or C2-C8 heterocyclyl;
each R81 is independently hydrogen, halogen, —CN, —ORa, —SRa, —S(═O)Rb, —NO2, —NRcRd, —S(═O)2Rd, —NRaS(═O)2Rd, —S(═O)2NR′Rd, —C(═O)Rb, —OC(═O)Rb, —CO2Ra, —OCO2Ra, —C(═O)NRcRd, —OC(═O)NRcRd, —NRaC(═O)NRcRd, —NRaC(═O)Rb, —NRaC(═O)ORa, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen or —ORa; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6 haloalkyl, —ORa, or —NRcRd;
each R82 is independently hydrogen, halogen, —CN, —ORa, —SRa, S(═O)Rb, —NO2, —NRcRd, —S(═O)2Rd, —NRaS(═O)2Rd, —S(═O)2NRcRd, —C(═O)Rb, —OC(═O)Rb, —CO2Ra, —OCO2Ra, —C(═O)NRcRd, —OC(═O)NRcRd, —NRaC(═O)NRcRd, —NRaC(═O)Rb, —NRaC(═O)ORa, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —ORa, or —NRcRd; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6haloalkyl, —ORa, or —NRcRd;
each R83 is independently hydrogen, halogen, —CN, —ORa, —SRa, —S(═O)Rb, —NO2, —NRcRd, —S(═O)2Rd, —NRaS(═O)2Rd, —S(═O)2NRcRd, —C(═O)Rb, —OC(═O)Rb, —CO2Ra, —OCO2Ra, —C(═O)NRcRd, —OC(═O)NRcRd, —NRaC(═O)Rb, —NRaC(═O)ORa, (—NRaC(═O)NRcRd), C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —ORa, or —NRcRd; and the cycloalkyl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6 haloalkyl-ORa, or NRcRd;
R84 is hydrogen, —S(═O)Rb, —S(═O)2Rd, —S(═O)2NRcRd, —C(═O)Rb, —CO2Ra, —C(═O)NRcRd, C1-C6 alkyl, C1-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —ORa, or —NRcRd; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6 haloalkyl, —ORa, or —NRcRd;
each R85 is independently hydrogen, halogen, —CN, —ORa, —SRa, S(═O)Rb, (—S(═O)2Rd), —NO2, —NRcRd, —NRaS(═O)2Rd, S(═O)2NRcRd, —C(═O)Rb, —OC(═O)Rb, —CO2Ra, —OCO2Ra, —C(═O)NRcRd, —OC(═O)NRcRd, —NRaC(═O)NRcRd, —NRaC(═O)Rb, —NRaC(═O)ORa, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —ORa, or —NRcRd; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6haloalkyl, —ORa, or —NRcRd;
or two R85 substituents on the same carbon are taken together to form an oxo;
R86 and R87 are independently hydrogen, halogen, —CN, —ORa, —SRa, —S(═O)Rb, —NO2, —NRcRd, S(═O)2Rd, —NRaS(═O)2Rd, S(═O)2NRcRd, —C(═O)Rb, —OC(═O)Rb, —CO2Ra, —OCO2Ra, —C(═O)NRcRd, —OC(═O)NRcRd, —NRaC(═O)NRcRd, —NRaC(═O)Rb, —NRaC(═O)ORa, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —ORa, or —NRcRd; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6haloalkyl, ORa, or NRcRd,
Ra is hydrogen, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —OH, —OMe, or —NH2; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6 haloalkyl, —OH, —OMe, or —NH2;
Rb is C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —OH, —OMe, or —NH2; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6 haloalkyl, —OH, —OMe, or —NH2;
each Rc and Rd is independently hydrogen, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 heteroalkyl, C3-C8 cycloalkyl, C2-C8 heterocycloalkyl, aryl, or heteroaryl; wherein the alkyl, alkenyl, alkynyl, and heteroalkyl is optionally substituted with one, two, or three of halogen, —OH, —OMe, or —NH2; and the cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6haloalkyl, —OH, —OMe, or —NH2;
or Rc and Rd, together with the nitrogen atom to which they are attached, form a heterocycloalkyl or heteroaryl; wherein the heterocycloalkyl and heteroaryl is optionally substituted with one, two, or three of halogen, C1-C6 alkyl, C1-C6 haloalkyl, —OH, —OMe, or —NH2;
n8 is 1-5;
m8 is 1-4; and
q8 is 1-5.