The liquid dissolved only in concentrated sulfuric acid. 1348 A characteristic of neutral, oxygen containing compounds. Deuterochloroform solvent. Ÿÿ գH= A >!W!]! # 132023303334383941424344454648495154 3 protons on double bonds (1 strongly deshielded- due to O?), a methyl group. The base peak at 82 is the molecular ion. R5Q'2G3E6C+745S+ 26 The molecular ion is relatively stable (aromatic ?). No absorption above 220 nm. # The compound is not highly conjugated. No extra elements were detected. 212531353941424349264048 Nitrogen, sulfur and halogens are absent from this unknown. The liquid burnt with a yellowish flame and left no residue. # The unknown could have some unsaturation. Below room temperature. # As expected for a liquid. Thin liquid film. 20/.,******)('''**,,,+*('&''(('''''')((''''''''''&&''''''''()))**++,-.1468:@BEMV_b}hSKGFFGVexeLLLL<0.05EOUZ\[XTRZkyuecksyιŸza]`cn[SMJD@>=<<<;<>ACIOTZy̺̿jb][`m߳dSNLMXaq̦cVSWfsz٭tdcqlXRS\gwâzhc]XUQONNT^mʯzyЯt`ULB;69K^G97CgnR]c9+'&&$### %'%$%%''*+-,./2:;=HKWQYYTT 1419222427294231531320233033343839414243444546484951542850 Vibrations due to C=C, C=C-H, and C-O-C can be seen. 63 to 66 degrees. # a fairly low value which indicates a low molecular weight. Optically inactive. # The molecule is achiral. 0.913 # A typical value. 1.434 # A typical value. # # # # # # Solvent is deuterochloroform. sddd-q 14192224272942 Signals from 4 aromatic or alkene C's (& 3 H's) & methyl can be seen. # # # # # # # # # No precipitate was formed. 2227282950 The unknown is not an aldehyde or ketone. No positive result. 3344454651 Absent are functional groups like alcohols, acid, phenol, and NH compounds. # # # # # # # # # No reaction appeared to take place. 14 This unknown is not an ester. # # # # # # # # # # # # # # # No positive result was observed. 3344454651 The compound is not an alcohol, phenol or amine (prim. or sec.). # # # No reaction or change of colour was noticed. # The unknown is not easily oxidised. # # # No colour change was observed. 232850 The unknown is not a sugar. # # # No reaction was seen. # The unknown is not unsaturated. Some reaction took place but a mixture of products formed. # This is suggestive of an ether but more evidence is needed. No reaction. # Absent from the unknown are phenolic groups. # # # # # # # # # # # # # # # # # # # # # # # # A solution was formed. # The unknown is not an inert, saturated alkane. # # # # # # # # # # # # No reaction could be seen. # The compound is not unsaturated. No reaction was observed. # Absent are groups like esters, anhydrides, acetals, amides, nitriles etc. No positive result. 3344454651 The unknown is not an alcohol, phenol or amine (prim. or sec.). # # # # # # # # # # # # # # # # # # colourless liquid 010509 0 # 2 yr ơ aliphatic ether 3 2-methylfuran tetrahydrofuran di-isopropyl ether