7-isocyanato-2,2-dimethyl-3H-1-benzofuran

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The desired compound was prepared according to the procedure of Example D41 using 6-chloro-12-(2-piperidin-4-ylethoxy)-2,4,8,18,22-pentaazatetracyclo[14.3.1.1(3,7).1(9,13)]docosa-1(20),3(22),4,6,9(21),10,12,16,18-nonaene tris(trifluoroacetate) and 7-isocyanato-2,2-dimethyl-2,3-dihydro-1-benzofuran as the starting materials in 60% yield. LCMS for C35H39ClN7O3 (M+H)+: m/z=640.1.

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The desired compound was prepared according to the procedure of Example D41 using 6-chloro-12-(2-piperidin-4-ylethoxy)-2,4,8,18,22-pentaazatetracyclo[14.3.1.1(3,7).1(9,13)]docosa-1(20),3(22),4,6,9(21),10,12,16,18-nonaene tris(trifluoroacetate) and 7-isocyanato-2,2-dimethyl-2,3-dihydro-1-benzofuran as the starting materials in 60% yield. LCMS for C35H39ClN7O3 (M+H)+: m/z=640.1.

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The desired compound was prepared according to the procedure of Example D41 using 6-chloro-12-(2-piperidin-4-ylethoxy)-2,4,8,18,22-pentaazatetracyclo[14.3.1.1(3,7).1(9,13)]docosa-1(20),3(22),4,6,9(21),10,12,16,18-nonaene tris(trifluoroacetate) and 7-isocyanato-2,2-dimethyl-2,3-dihydro-1-benzofuran as the starting materials in 60% yield. LCMS for C35H39ClN7O3 (M+H)+: m/z=640.1.