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The pyrithione ligands, which are formally monoanions, are chelated to Zn 2+ via oxygen and sulfur centers. In the crystalline state, zinc pyrithione exists as a centrosymmetric dimer (see figure), where each zinc is bonded to two sulfur and three oxygen centers. [3] In solution, however, the dimers dissociate via scission of one Zn-O bond ...
Pyrithione is the common name of an organosulfur compound with molecular formula C 5 H 5 NOS, chosen as an abbreviation of pyridinethione, and found in the Persian shallot. [4] It exists as a pair of tautomers, the major form being the thione 1-hydroxy-2(1H)-pyridinethione and the minor form being the thiol 2-mercaptopyridine N-oxide; it crystallises in the thione form. [5]
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Imidazole antifungals. Only a few imidazole antifungals are effective against seborrheic dermatitis. Ketoconazole was found to be the most active against Pityrosporum ovale. It is available in both oral and topical formulations. It is also available as cream, gel and tablet. Unlike other drugs, it does not cause skin irritation or phototoxicity.
Zinc compounds are chemical compounds containing the element zinc which is a member of the group 12 of the periodic table. The oxidation state of zinc in most compounds is the group oxidation state of +2. Zinc may be classified as a post-transition main group element with zinc(II). Zinc compounds are noteworthy for their nondescript appearance ...
A fight and a 'popping sound' led to false rumors of there being an active shooter at Magic Kingdom in Orlando, Florida on Thursday.
Zinc pyrithione is used in antifouling paints. [148] Zinc powder is sometimes used as a propellant in model rockets. [149] When a compressed mixture of 70% zinc and 30% sulfur powder is ignited there is a violent chemical reaction. [149] This produces zinc sulfide, together with large amounts of hot gas, heat, and light. [149]
Zinc oxide sunscreens are an especially great option for those with sensitive skin, says Marisa K. Garshick, M.D., F.A.A.D., a board-certified dermatologist in New York. “Zinc oxide can help ...