Abstract: A compound of general formula I their use as calcium receptor-active compounds for the prophylaxis, treatment or amelioration of physiological disorders or diseases associated with disturbances of CaSR activity, such as hyperparathyroidism, pharmaceutical compositions comprising said compounds, methods of treating diseases with said compounds, and the use of said compounds in the manufacture of medicaments.

Abstract: The invention relates to novel compounds according to formula Ia and Ib; (Formula Ia and Ib) wherein A represents substituted or unsubstituted C1-10heteroaryl, C6-14aryl or C6-10heterocycloalkylaryl; R1 is C1-6alkyl, C2-6alkenyl, C2-6alkynyl, C1-6hydroxyalkyl, C1-6haloalkyl, C1-6amino, C3-6 cycloalkyl, or C1-6heterocycloalkyl, each of which are optionally substituted; X represents —CR3R4—(CR5R6)n—(CR7?CR8)m—(C6-14aryl)r-(C1-10heteroaryl)s-(CR9R10)p—(CR11?CR12)q, R2 represents C1-6alkyl, C2-6alkenyl, C2-6alkynyl, C1-6hydroxyalkyl, C1-6haloalkyl, C1-6amino, C1-12alkylsilyl, C6-30alkylarylsilyl, C1-10heteroaryl, C6-14aryl, C1-10heterocycloalkyl, C1-10heterocycloalkenyl, C1-8cycloalkyl, C1-18cycloalkenyl, each of which is optionally substituted, or R2 represents hydrogen, carboxy, or hydroxy; or a pharmaceutically acceptable salt, solvate, or ester thereof; to processes for the preparation thereof, to said compounds for use in therapy, to pharmaceutical compositions comprising said compounds, wherein said compoun

Abstract: Novel cyclo azaphospha hydrocarbons according to formula I are provided. The compounds are useful as metalloprotease inhibitors.