Abstract: Provided are processes for the preparation of benzimidazole structures having Formula VIIIb-1: and salts and solvates thereof, wherein Z, X5, R2b, R2c and R10 are as defined herein. Compounds of Formula VIIIb-1 are useful for the preparation of benzimidazole derivatives.

Abstract: Provided are processes for the preparation of benzimidazole structures having Formula VIIIb-1: and salts and solvates thereof, wherein Z, X5, R2b, R2c and R10 are as defined herein. Compounds of Formula VIIIb-1 are useful for the preparation of benzimidazole derivatives.

Abstract: Provided are compounds having Formula VIIIa-1: wherein Z, X5, R2, R2a and R10 are as defined herein. Compounds of Formula VIIIa-1 can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.

Abstract: Provided are methods for the synthesis of heterocyclic compounds such as benzimidazole carboxylic acid core structures having Formula Ib-1: wherein Z, X1, X2, X5, R2b and R10 are as defined herein. Compounds of Formula Ib-1 can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.

Abstract: The present invention relates to chemical processes useful in the manufacture of the compound 4-(6-chloro-2,3-methylenedioxyanilino)-7-[2-(4-methylpiperazin-1-yl)ethoxy]-5-tetrahydropyran-4-yloxyquinazoline (the active entity within AZD0530), to intermediates useful in the manufacture of that compound and to processes for the manufacture of those intermediates. The invention also relates to particular crystalline forms of that compound such as a difumarate salt and a trihydrate and to pharmaceutical compositions containing such crystalline forms.

Abstract: Provided are methods for the synthesis of heterocyclic compounds such as benzimidazole carboxylic acid core structures having Formula Ib-1: wherein Z, X1, X2, X5, R2b and R10 are as defined herein. Compounds of Formula Ib-1 can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.

Abstract: Provided are compounds having Formula VIIIa-1: wherein Z, X5, R2, R2a and R10 are as defined herein. Compounds of Formula VIIIa-1 can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.

Abstract: Provided are methods for the synthesis of heterocyclic compounds such as benzimidazole carboxylic acid core structures having Formula Ia-1 and their synthetic intermediates: wherein Z, X1, X2, X5, R2 and R10 are as defined herein. Compounds of Formula Ia-1 and their synthetic intermediates can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.

Abstract: Provided are methods for the synthesis of heterocyclic compounds such as benzimidazole carboxylic acid core structures having Formula Ia-1 and their synthetic intermediates: wherein Z, X1, X2, X5, R2 and R10 are as defined herein. Compounds of Formula Ia-1 and their synthetic intermediates can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.

Abstract: The present invention relates to chemical processes useful in the manufacture of the compound 4-(6-chloro-2,3-methylenedioxyanilino)-7-[2-(4-methylpiperazin-1-yl)ethoxy]-5-tetrahydropyran-4-yloxyquinazoline (the active entity within AZD0530), to intermediates useful in the manufacture of that compound and to processes for the manufacture of those intermediates. The invention also relates to particular crystalline forms of that compound such as a difumarate salt and a trihydrate and to pharmaceutical compositions containing such crystalline forms.