Is amphetamine soluble in ethyl alcohol?
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Determine the solubility of amphetamine in ethyl alcohol.
For each of the following pairs of solute and solvent, predict whether the solute would be soluble or insoluble. After making your predictions, you can check your answers by looking up the compounds in The Merck Index or the CRC Handbook of Chemistry and Physics. Generally, The Merck Index is the easier reference book to use. If the substance has a greater solubility than 40 mg/ml, you may conclude that it is soluble.
a. Malic acid in water
b. Naphthalene in water
c. Amphetamine in ethyl alcohol
d. Aspirin in water
e. Succinic acid in hexane (Note: the polarity of hexane is similar to that of petroleum ether)
f. Ibuprofen in diethyl ether
g. 1-Decanol (n-decyl alcohol) in water