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Notes # 10 Fourth Quarter Pre-Medicine Chemistry | ||||
~ Amines can be thought as having one or more hydrogens of Ammonia replaced by a hydrocarbon group. ~ Amines in water solution behave as bases. ~ Compounds with an oxygen atom bonded to two hydrocarbon groups generally have boiling temperatures below that of Alcohols. ~ Carbonyl has an oxygen atom bonded to a single carbon atom with a double bond. ~With respect to the hydrocarbon chain, the carbonyl is at the end of the chain in an aldehyde. ~With respect to the hydrocarbon chain, the carbobnyl group is located in the interior of the chain in a ketone. ~Acetones ability to dissolve nailpolish is the result of the molecules nonpolar portion. ~The number prefix is not used when naming an aldehyde because the carbonyl group is always at the end of the chain. ~The IUPAC name for formaldehyde is methanal (frog perfume). ~The polar character of the amino group is less then that of the alcohol group. Amines are found in all of the following: Proteins, cocaine, Ptomaines ~The reaction between amines and carboxylic acid form amides. ~The greater solubility of organic acids in water is likely determined by the greater polarity of the carboxyl group. ~The sour taste of vinegar is due to acetic acid (ethanoic acid). ~Another commonly used name for carboxylic acid is organic acid. ~The carboxyl group is a combination of a carbonyl group and a hydroxyl group. ~The functional group that identifies an ester is similar tho the carbonyl group except that the hydorgen of the carboxyl group is replaced by a hydrocarbon group. ~An ester can be formed from the reaction of an organic acid with an alcohol. ~The functional group of an alcohol is the hydroxyl group. ~The functional group that identifies the carboxylic acids is COOH. ~An ether has 2 hydrocarbon groups bonded to and oxygen atom. ~A characteristic associated with esters is their fruity odor. |