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Copper(II) acetate, also referred to as cupric acetate, is the chemical compound with the formula Cu(OAc) 2 where AcO − is acetate (CH 3 CO − 2).The hydrated derivative, Cu 2 (OAc) 4 (H 2 O) 2, which contains one molecule of water for each copper atom, is available commercially.
Copper is a chemical element with the symbol Cu (from Latin: cuprum) and the atomic number of 29. It is easily recognisable, due to its distinct red-orange color . Copper also has a range of different organic and inorganic salts , having varying oxidation states ranging from (0,I) to (III).
Some copper proteins form oxo complexes, which also feature copper(III). [20] With tetrapeptides, purple-colored copper(III) complexes are stabilized by the deprotonated amide ligands. [21] Complexes of copper(III) are also found as intermediates in reactions of organocopper compounds. [22] For example, in the Kharasch–Sosnovsky reaction.
Copper(I) acetate (cuprous acetate) is an organic copper salt of acetic acid with chemical formula CH 3 COOCu. Under standard conditions, copper(I) acetate is a colorless, odorless crystal. Chemical properties
Verdigris is a collective term for copper acetate, whose chemical varieties produce different hues. The technical literature is inconsistent in describing these variations. Some sources refer to "neutral verdigris" as copper(II) acetate monohydrate ( Cu(CH 3 CO 2 ) 2 ·(H 2 O) ) and to "blue verdigris" as Cu(CH 3 CO 2 ) 2 ·CuO·(H 2 O) 6 . [ 17 ]
Typically both oxygen atoms bind to the metal to form a six-membered chelate ring. The simplest complexes have the formula M(acac) 3 and M(acac) 2. Mixed-ligand complexes, e.g. VO(acac) 2, are also numerous. Variations of acetylacetonate have also been developed with myriad substituents in place of methyl (RCOCHCOR ′ −). [1]
Copper(II) oxide or cupric oxide is an inorganic compound with the formula CuO. A black solid, it is one of the two stable oxides of copper, the other being Cu 2 O or copper(I) oxide (cuprous oxide). As a mineral, it is known as tenorite, or sometimes black copper.
One of the simplest systems to exhibit the result of exchange interactions is crystalline copper(II) acetate, Cu 2 (OAc) 4 (H 2 O) 2. As the formula indicates, it contains two copper(II) ions. The Cu 2+ ions are held together by four acetate ligands, each of which binds to