Very soluble in water; no change in pH. Insoluble in ether.
1348
A neutral, probably polyhydroxy compound.
Solvent is deuterated water with TSP. The peak near 4.8 ppm is HOD.

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Water solubility and spectrum indicates a polar (polyhydroxy ?) compound.
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dummy ms
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None of the extra elements were detected.
212531353941424349264048
Nitrogen, sulfur and halogen containing compounds are absent.
Burnt with a clear flame leaving no residue.
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A saturated covalent organic compound.
101-104 degrees.
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Typical of many organic compounds.
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1314192224272942
A saturated, aliphatic compound with one or more hydroxy groups.
The compound decomposed before boiling.
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Many organic compounds melt and then decompose before boiling.
Initially -132.2 degrees but after standing it was measured at -92 degrees.
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Unknown 8 is chiral. The change with time suggests mutarotation.
Not usually measured for a solid.
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Density is mainly measured for liquids.
Not usually measured for a solid.
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Usually only determined for a liquid.
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dummy cmr
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A yellow precipitate formed.
222729
Unknown 3 contains a carbonyl (aldehyde or ketone) group.
No reaction at room temperature.
3344454651
Like most solids, unknown 8 does not react with sodium.
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No positive result.
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The unknown is not an aliphatic aldehyde.
Rapid formation of a red precipitate was observed.
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This result shows that unknown 8 is a monosaccharide.
No apparent reaction.
14
The unknown is not an ester.
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No change was noted.
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The methyl ketone group is absent.
A red precipitate formed.
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The compound is a reducing sugar.
Silver mirror was formed.
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An aldehyde or reducing sugar is present.
A vigorous reaction took place.
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Unknown 8 contains hydroxy or NH groups.
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The reagent's colour was discharged.
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The compound can be oxidised.
A reaction occurred but no product could be isolated.
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A complex reaction which is suggestive of a polyfunctional compound.
A red ring at the interface formed followed by a violet precipitate.
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Unknown 8 is a carbohydrate.
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No positive result.
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The unknown is saturated and not a phenol.
No apparent reaction.
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The unknown is not an ether.
No colour change was observed.
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The compound is not a phenol.
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The reagent's pink colour disappeared.
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The unknown has several hydroxy groups.
A white precipitate was formed.
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This positive reaction indicates has at least 2 adjacent OH groups are present.
A rapid reaction took place.
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The compound contains primary and/or secondary hydroxy groups.
** Danger **  Exothermic reaction with much charring was seen.
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A reaction which is typical of an oxygen containing compound.
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A red precipitate formed quickly.
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This reaction is characteristic of reducing sugars and aldehydes.
No reaction appeared to take place.
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The compound is not a simple secondary or tertiary alcohol.
No positive result.
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The unknown is not a phenol nor is it unsaturated.
No reaction was observed.
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Absent are groups like esters, amides and nitriles.
A rapid reaction took place.
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This shows that the unknown contains OH or NH groups.
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colourless crystalline solid
01050734
232850
687380
White solid m.p. 77-79 degrees.
Yellow solid m.p. 205-210 degrees formed within 2 minutes.
Colourless solid melting range either 68-70 or 108-109 degrees.
1
µtb
carbohydrate
3
D-fructose
L-rhamnose
L-lyxose
