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Unformatted text preview: our lab manual. Table of Reagents Compound Molecular Weight (g/ mol) Melting point (C) vanilin 152.15 83 Ethyl 3,5-dinitrobenzoate 226.14 95 o-toluic acid 136.15 105 Acetanilide 135.17 115 Benzoic Acid 122.12 122 benzamide 121.14 130 m-nitrobenzoic acid 167.12 142 o-nitrobenzoic acid 166.17 148 Salicylic Acid 138.10 161 o-nitrobenzamide 166.13 178 p-anisic acid 152.14 185 Safety Information The unknown compounds in this experiment can be very dangerous if used without caution. These solids may cause eye irritation and respiratory tract irritation. Hobbs, April Experiment 1-Recrystallization Organic Chemistry I Lab Therefore, it is necessary to ALWAYS wear you lab glasses and always close the containers to avoid inhalation. Most importantly, wear the appropriate attire for lab to avoid skin irritation....
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- Spring '10