Title: Cupric Formate
CAS Registry Number: 544-19-4
Synonyms: Tubercuprose
Molecular Formula: C2H2CuO4
Molecular Weight: 153.58
Percent Composition: C 15.64%, H 1.31%, Cu 41.38%, O 41.67%
Line Formula: Cu(HCOO)2
Literature References: Prepd from cupric carbonate and formic acid: Martin, Waterman,
J. Chem. Soc. 1959, 1359.
Properties: Three forms of anhydrous compd exist: powder-blue, turquoise, or royal blue crystals. Sol in water. Practically insol in most organic solvents.
Derivative Type: Dihydrate
Properties: Very pale blue, monoclinic needles. Loses 2H2O on standing in air. Turquoise, anhydrous modification formed by dehydration at 100°
in vacuo over phosphoric oxide. Sol in water.
Derivative Type: Tetrahydrate
Properties: Large, light-blue, monoclinic, holohedral prisms. Powder-blue modification formed by dehydration over CaCl2 under reduced press. Sol in water; very slightly sol in alc. Practically insol in most organic solvents.
Use: As antibacterial agent in the treatment of cellulose.