主权项 |
1. A process for preparing a compound of formula (IIa): wherein: Ring A is substituted with 0-2 independently selected Rb; Ring B is substituted with 0-2 independently selected Rc; each Rb independently is selected from the group consisting of C1-6 aliphatic, R2b, R7b, -T1-R2b, and -T1-R7b; each R2b independently is
halo, —NO2, —CN, —C(R5)═C(R5)2, —C≡C—R5, —OR5, —SR6, —S(O)R6, —SO2R6, —SO2, N(R4)2, —N(R4)2, —NR4C(O)R5, —NR4C(O)N(R4)2, —NR4CO2R6, —O—CO2R5, —OC(O)N(R4)2, —O—C(O)R5, —CO2R5, —C(O)—C(O)R5, —C(O)R5, —C(O)N(R4)2, —C(═NR4)—N(R4)2, —C(═NR4)—OR5, —N(R4)—N(R4)2, —N(R4)C(═NR4)—N(R4)2, —N(R4)SO2R6, —N(R4)SO2N(R4)2, —P(O)(R5)2, or —P(O)(OR5)2; each R7b independently is an optionally substituted aryl, heterocyclyl, or heteroaryl group; each Rc independently is selected from the group consisting of C1-6 aliphatic, R2c, R7c, -T1-R2c, and -T1-R7c; each R2c independently is
halo, —NO2, —CN, —C(R5)═C(R5)2, —C≡C—R5, —OR5, —SR6, —S(O)R6, —SO2R6, —SO2N(R4)2, —N(R4)2, —NR4C(O)R5, —NR4C(O)N(R4)2, —NR4CO2R6, —O—CO2R5, —OC(O)N(R4)2, —O—C(O)R5, —CO2R5, —C(O)—C(O)R5, —C(O)R5, —C(O)N(R4)2, —C(═NR4)—N(R4)2, —C(═NR4)—OR5, —N(R4)—N(R4)2, —N(R4)C(═NR4)—N(R4)2, —N(R4)SO2R6, —N(R4)SO2N(R4)2, —P(O)(R5)2, or —P(O)(OR5)2; each R7c independently is an optionally substituted aryl, heterocyclyl, or heteroaryl group; T1 is a C1-6 alkylene chain optionally substituted with R3 or R3b, wherein T1 or a portion thereof optionally forms part of a 3- to 7-membered ring; Ring C is aryl or heteroaryl ring substituted with 0-2 independently selected Rd and 0-3 independently selected R2d or C1-6 aliphatic groups; each Rd independently is selected from the group consisting of C1-6 aliphatic, R2d, R7d, -T2-R2d, -T2-R7d, —V-T3-R2d, and —V-T3-R7d; T2 is a C1-6 alkylene chain optionally substituted with R3 or R3b, wherein the alkylene chain optionally is interrupted
by —C(R5)═C(R5)—, —C≡C—, —O—, —S—, —S(O)—, —S(O)2—, —SO2N(R4)—, —N(R4)—, —N(R4)C(O)—, —NR4C(O)N(R4)—, —N(R4)CO2—, —C(O)N(R4)—, —C(O)—, —C(O)—C(O)—, —CO2—, —OC(O)—, —OC(O)O—, —OC(O)N(R4)—, —N(R4)—N(R4)—, —N(R4)SO2—, or —SO2N(R4)—, and wherein T2 or a portion thereof optionally forms part of a 3-7 membered ring; T3 is a C1-6 alkylene chain optionally substituted with R3 or R3b, wherein the alkylene chain optionally is interrupted
by —C(R5)═C(R5)—, —C≡C—, —O—, —S—, —S(O)—, —S(O)2—, —SO2N(R4)—, —N(R4)—, —N(R4)C(O)—, —NR4C(O)N(R4)—, —N(R4)CO2—, —C(O)N(R4)—, —C(O)—, —C(O)—C(O)—, —CO2—, —OC(O)—, —OC(O)O—, —OC(O)N(R4)—, —N(R4)—N(R4)—, —N(R4)SO2—, or —SO2N(R4)—, and wherein T3 or a portion thereof optionally forms part of a 3-7 membered ring; V is —C(R5)═C(R5)—, —C≡C—, —O—, —S—, —S(O)—, —S(O)2—, —SO2N(R4)—, —N(R4)—, —N(R4)C(O)—, —NR4C(O)N(R4)—, —N(R4)CO2—, —C(O)N(R4)—, —C(O)—, —C(O)—C(O)—, —CO2—, —OC(O)—, —OC(O)O—, —OC(O)N(R4)—, —C(NR4)═N—, —C(OR5)═N—, —N(R4)—N(R4)—, —N(R4)SO2—, —N(R4)SO2N(R4)—, —P(O)(R5)—, —P(O)(OR5)—O—, —P(O)—O—, or —P(O)(NR5)—N(R5)—; R2d is halo, —NO2, —CN, —C(R5)═C(R5)2, —C≡C—R5, —OR5, —SR6, —S(O)R6, —SO2R6, —SO2N(R4)2, —N(R4)2, —NR4C(O)R5, —NR4C(O)N(R4)2, —NR4CO2R6, —O—CO2R5, —OC(O)N(R4)2, —O—C(O)R5, —CO2R5, —C(O)—C(O)R5, —C(O)R5, —C(O)N(R4)2, —C(═NR4)—N(R4)2, —C(═NR4)—OR5, —N(R4)—N(R4)2, —N(R4)C(═NR4)—N(R4)2, —N(R4)SO2R6, —N(R4)SO2N(R4)2, —P(O)(R5)2, or —P(O)(OR5)2; and each R7d independently is an optionally substituted aryl, heterocyclyl, or heteroaryl group; each R3 independently is selected from the group consisting of
halo, —OH, —O(C1-3 alkyl), —CN, —N(R4)2, —C(O)(C1-3 alkyl), —CO2H, —CO2(C1-3 alkyl), —C(O)NH2, and —C(O)NH(C1-3 alkyl); each R3b independently is a C1-3 aliphatic optionally substituted with R3 or R7, or two substituents R3b on the same carbon atom, taken together with the carbon atom to which they are attached, form a 3- to 6-membered carbocyclic ring; each R4 independently is hydrogen or an optionally substituted aliphatic, aryl, heteroaryl, or heterocyclyl group; or two R4 on the same nitrogen atom, taken together with the nitrogen atom, form an optionally substituted 5- to 8-membered heteroaryl or heterocyclyl ring having, in addition to the nitrogen atom, 0-2 ring heteroatoms selected from N, O, and S; each R5 independently is hydrogen or an optionally substituted aliphatic, aryl, heteroaryl, or heterocyclyl group; each R6 independently is an optionally substituted aliphatic or aryl group; and each R7 independently is an optionally substituted aryl, heterocyclyl, or heteroaryl group, said process comprising step (e) of: treating a compound of formula (v) with an aryl or heteroaryl guanidine of formula (vi): wherein Rings A, B and C are as defined above, to afford the compound of formula (IIa). |