The unknown dissolved only in concentrated sulfuric acid. 1348 Typical of neutral oxygen-containing compounds. Solvent is deuterochloroform. ؽ̣-91'ANi ӰĭxY]ļ̰Ȼ َVc (Biط+"7%#R"" # 132023303334383941424344454648495154 Indicated are monosubstituted benzene, n-propyl and a deshielding group. The molecular ion is at 148. iM3X'31).x.2,j,+* 26 Ions at 105 and 77 suggest PhCO+ and Ph+ respectively. Lambda max. 240 nm log absorbance 4.12. In MeOH. # The compound must be conjugated (probably aromatic). No extra elements were detected. 212531353941424349264048 Contains only C,H and possibly O. The compound burned with a sooty flame and left no residue. # This indicates aromaticity or unsaturation and a none metal salt nature. 11 to 14 degrees. # A liquid in summer, a solid in winter. Liquid film. %%$$$###""""""""""""""""""""""""###""""#$$$$$$$#####$$$$###$&)+,)'$#"""#$#$%$%&&''((*-19BIPFCE=Go ӭoVJE?856::=leXofMB3++++++++*,---/14;Efz}iZK@:=NgYPI\d}i\XOH_wvojlno|g\ZUPOg͘^XPWmUB9;=/('&%$%'.64/.3:<4*'-20/,0.,:_tuhX><*&&&(.57,++.9R^;/+.2,)+,+),5=9525>=8AUgo{rZLA>JzǂPI>:KQA<1+('+,+-><319L_H1*&$$"! #$%%')/01-.)+34@CBE=KYR 132023303334383941424344454648495154 The compound is a ketone with both aromatic and aliphatic character. 218-222 or 229-231 degrees. # A typical value. Optically inactive. # The compound is achiral. 1.520 at 20 degrees. # Typical value for a liquid. 1.520 # A typical value. # # # # # # Solvent is deuterochloroform. 0s5s~dddH|t2ct.oq # Signals from 1 C=O, 4 aromatic and 3 aliphatic carbons can be seen. # # # # # # # # # A red coloured precipitate rapidly formed. # This indicates that a ketone or aldehyde group is present. No positive result. 3344454651 The unknown has no active hydrogens, i.e. no OH, NH or SH. # # # No change was seen. # The compound is not an aldehyde. # # # No reaction. 14 The unknown is not an ester. # # # # # # No reaction was seen. # A methyl ketone is not present. No observable change. # This compound is not an aldehyde. No silver mirror was formed. # The unknown is not an aldehyde. No positive result was obtained. 3344454651 The compound is not an alcohol, phenol, or amine (prim. or sec.). # # # No reaction. # Unsaturation and oxidisable groups are absent. # # # No colour change was observed. 23 The compound is not a sugar. # # # No reaction occurred. # The compound is not unsaturated nor is it a phenol. No positive result was seen. # The unknown is not an ether. No reaction was noted. # The unknown is not a phenol or enol. # # # # # # # # # # # # # # # # # # # # # # # # A solution was obtained. # Typical reaction of an aromatic compound. # # # # # # No change was seen. # No aldehyde group is present. # # # No reaction. # The compound is not unsaturated nor is it a phenol. No change occurred. # The unknown is not an ester, acetal, amide or nitrile. No positive result was obtained. 3344454651 The compound has no OH (alcohol or phenol) or NH (prim. or sec. amine) groups. # # # # # # # # # # # # # # # # # # colourless liquid 01050919 0 859697 White solid m.p. 187-191 degrees. Red crystals m.p. 190-193 degrees. Solid m.p. 48-51 degrees. 4 Ŵre M_bh źɲpk yNql liquid ketone 4 1-phenyl-2-butanone 2,4-dimethylacetophenone 1-phenoxy-2-propanone n-butyrophenone