Abstract: This invention relates to a compound of formula (I) or a pharmaceutically acceptable salt thereof; a pharmaceutical composition; a method of treating a disease mediated by an MMP-13 enzyme in a mammal; and a therapeutic combination containing at least two pharmaceutically active components, wherein R1, Q, W1, W2, W2a, R3a, R3b, L1, and L2, the pharmaceutical composition, the method of treating, and the therapeutic combination are as defined in the specification.

Abstract: Novel polymer-supported quenching reagents of Formula I, P—L—Q  I wherein P is a polymer of low chemical reactivity which is soluble or insoluble; Q is one or more quenching reagents, or an acid or base addition salts thereof, that are capable of selective covalent reaction with unwanted byproducts, or excess reagents; and L is one or more chemically robust linkers that join P and Q; are described, as well as methods for their preparation and methods for their use in the rapid purification of synthetic intermediates and products in organic synthesis, combinatorial chemistry and automated organic synthesis.

Abstract: Novel polymer-supported quenching reagents of Formula (I): P-L-Q, wherein P is a polymer of low chemical reactivity which is soluble or insoluble; Q is one or more quenching reagents, or an acid or base addition salts thereof, that are capable of selective covalent reaction with unwanted byproducts, or excess reagents; and L is one or more chemically robust linkers that join P and Q; are described, as well as methods for their preparation and methods for their use in the rapid purification of synthetic intermediates and products in organic synthesis, combinatorial chemistry and automated organic synthesis.