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...Benzoin condensation o oh h cn since cyanide is quite toxic we will use thiamine as our catalyst to replace ch n nh cl s heat sensitive so the addition of m naoh needs be added slowly min hydrochloride in an ice bath with constant swirling and maintain temperature below room once benzaldehyde reaction flask erlenmeyer sealed a cork parafilm keep out air place your drawer until next week how do i go about figuring what my unknown from solubility measurements you should able classify unknowns according classes discussed look up some reference ir spectra manual that have possible functional groups present classification tests can run confirm their presence complete hand preliminary report if haven t done select derivative based on properties for example choose allow distinguish between other compounds melting points c or boiling within value test only suspicions regarding group suggested by always blank known at same time know positive looks like performed properly derivatives chosen whos...