Used as a medicine, organic synthesis intermediates.

Collagenase Type I is a proteolytic enzyme that breaks down the peptide bonds in collagen, the main structural protein of connective tissue.

MBC-11 is a first-in-class conjugate of the bone-targeting bisphosphonate etidronate covalently linked to the antimetabolite cytarabine (araC), with potential to treat tumor-induced bone disease (TIBD).