The unknown dissolved only in concentrated sulfuric acid. 1348 Typical of neutral oxygen containing compounds. Solvent is deuterochloroform. mg 2J ٺ_X>9 A %9" 132023303334383941424344454648495154 Ratio of 5 aromatic (Ph ?) to 2 aliphatic gives an odd total (N ?, double ?). Molecular ion is at 210. [A?w:v0\0Y'?'%Z%3$ 26 Base peak of 91 is C7H7 (suggests benzyl). Note the peak at 119 is 210(M)-91. Lambda max. nm (log absorbance):260 (2.6), 266 (2.4), 295 (2.4) in cyclohexane. # This compound is conjugated (probably aromatic). No extra elements were detected. 212531353941424349264048 No nitrogen, sulfur or halogens are present. The unknown burnt with a smoky flame. No residue remained. # The compound is aromatic or unsaturated and is not a metallic salt. 32-35 degrees. # A low melting soild. Neat liquid. ,++++*******))))())))))((()))**+-,*)((((()))))))*+,/013431//.--,,,,,,,,----.0112245=DNauvrUIORUW]]_aTJ;5320.-,+*)(''&&&&%%%%&&'''''''&&&&&&&&&&&&&&&&&&&'(((''&%'''&&%%%&&%$$$$#""""""###$$&')+/146;><61/,++-/12466631/,+,-/147:=<;878>@CFJSgkˠ_X SH=;97644568?RfiFUR/-+,/-,+++,06YlC668GyRZjkktw{s`QQHBGK\gr}{tnhcWVTRMKVZ^biplhafoje][\`aZPC>DQV\cuny}mN[pc8)4??*+**).-,0//----.33-'$#"! ""$(,2..11../18:78DQqÚ|̜eLNKGDLPJB5+4(%-84-('%$$&/BR[fu_A:((#8XrD=20327CIECCVM 132023303334383941424344454648495154 The compound has aromatic vibrations and a C=O is present. 330 to 333 degrees. # Quite a high value. The unknown must be very stable. Optically inactive. # The compound is achiral. Not usually measured for a solid. # Mainly measured for liquids. Not usually measured for a solid. # Chiefly obtained for a liquid. # # # # # # Solvent is deuterochloroform. )s:sdddQt # Seen are C=O (ketone?), 4 Ar C's (& 3 H's) & methylene. Symmetry implied. # # # # # # # # # A yellow precipitate was formed. # This indicates that an aldehyde or ketone is present. No positive result. 3344454651 The compound contains no active hydrogens ie no OH or NH. # # # No change was seen. # This compound is not an aldehyde. # # # No reaction was noted. 14 This unknown compound is not an ester. # # # # # # No precipitate was formed in this reaction. # The compound is not a methyl ketone. No reaction was observed. # The compound is not a reducing sugar or an aldehyde. No silver mirror was formed. # This unknown does not contain an aldehyde. No positive result was observed. 3344454651 The unknown is not an amine (prim. or sec.) or a phenol or an alcohol. # # # No reaction was seen. # The compound is not easily oxidisable. # # # No colour change was observed. 23 The compound is not a sugar. # # # No reaction was noticed. # This unknown is not unsaturated nor is it a phenol. No positive result. # This compound is not an ether. No reaction could be seen. # The unknown is not a phenol. # # # # # # # # # # # # # # # # # # # # # # # # A solution was obtained. # Typical of aromatic compounds. # # # # # # No apparent change. # This compound is not an aldehyde or reducing sugar. # # # No reaction. # This compound is not unsaturated nor is it a phenol. No reaction took place. # The compound is not an ester, amide, acetal, anhydride etc. No positive result. 3344454651 The unknown is not an alcohol, phenol or amine (prim. or sec.). # # # # # # # # # # # # # # # # # # colourless solid 01050719 0 85939697 Solid m.p. 144-147 degrees Colourless solid m.p. 127-129 degrees Yellow crystals m.p.98-100 degrees White solid 122-125 degrees 3 yh pko[ pkl solid ketone 2 1-acetylnaphthalene dibenzyl ketone