Copper aspirinate Copper aspirinate Copper(II) aspirinate is an aspirin chelate of copper(II) cations (Cu). It is used to treat rheumatoid arthritis. Copper aspirinate can be prepared by several methods. In one route of preparation, an excess of acetylsalicylic acid is dissolved in aqueous sodium carbonate. Sodium hydroxide is not suitable for this purpose, because it will hydrolyse acetylsalicylic acid ("ASA") into salicylic acid and sodium acetate. The resulting solution is then filtered to remove any undissolved acetylsalicylic acid and is mixed with a solution containing Cu cations (copper(II) sulfate is suitable), precipitating bright blue crystals of copper aspirinate immediately. The crystals can
The Indian in the Cupboard (film) the cupboard and keep the Indian a secret. When Omri arrives home from school, he is upset to discover that the Indian has returned to its original toy form. When he goes to bed, Omri once more hears the tapping noise he heard that morning. He opens the cupboard to find the Indian alive once more. The Indian is again initially frightened of Omri but warms up to him, thinking Omri is a great spirit in a child's form, as the two begin talking, slowly forming a friendship. The Indian reveals himself as an English-speaking, 18th-century Iroquois Indian named Little