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UNK33.TXT
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1992-01-11
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5KB
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206 lines
The compound was soluble only in concentrated sulfuric acid.
1348
This suggests that the unknown is a neutral, oxygen-containing compound.
Solvent is deuterochloroform.
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σσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσ
σσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσσΣπΣπα▐▌ΓππΣΣΣΣΣΣΣΣπ.ó!9 #▓ !
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132023303334383941424344454648495154
Unknown 33 is monosubstituted benzaldehyde. Total of ratio is an ODD number.
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dummy ms
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Only chlorine was found.
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Nitrogen, sulfur and the other halogens are absent from the compound.
Burnt with a sooty flame leaving no residue.
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Unknown 33 is aromatic or unsaturated. It is not a metallic salt of an acid.
Below room temperature (m.p. 11 degrees).
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A summer liquid and a winter solid.
Liquid film
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Å{yÇåuTMKJHsu»╧╕ÅîvÉê\L76433210011146@NYlàÜêêó╡▒è{gLIZy¥Ä`C<97/-++,,/5@L\_Sbà╕└ùwbQF=>@DHVÄ╗╜¼ÜüePOWnnIELT``cnj[B76679^s╕òqêoN<9;DH?>>7338CF:2-,,,+***,-.25=FF?>dY]ê╢óT<<BGMZá└╘╘╛îtQIGUêÿ\KE:<?9/,0>IWéÉcG93.)(&$#"!! !!!"#&->F@<7.,-1:D[wèhiäêz^
132023303334383941424344454648495154
The compound is an aldehyde and a 1,2-disubstituted benzene.
213 to 215 degrees.
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A typical value for a liquid.
Optically inactive.
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The molecule is not chiral.
1.249
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Higher than most organic liquids; suggestive of a halogenated compound.
1.567 (when melted)
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A typical value.
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dummy cmr
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A yellow precipitate was formed rapidly.
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Unknown 33 is an aldehyde or a ketone.
No positive result.
3344454651
The unknown is not an alcohol, phenol or acid.
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No positive reaction could be seen.
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The unknown is not an aliphatic aldehyde.
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No change in colour was seen.
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The compound is not an ester.
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No reaction could be seen.
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The compound does not contain a reactive halogen.
No observable reaction was noted.
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The compound is not a methyl ketone.
No positive result.
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The unknown is not an aliphatic aldehyde.
A silver mirror formed rapidly on the walls of the test tube.
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A good indication that unknown 33 is an aldehyde.
No positive result could be seen.
3344454651
The compound does not contain OH (alcohol) or NH (amine) bonds.
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Rapid discharge of the purple colour was seen.
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Unknown 33 can be easily oxidised.
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No colour change was observed.
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Unknown 33 is not a sugar.
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No reaction was observed.
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The unknown is not unsaturated nor is it a phenol.
No reaction could be detected.
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No change was seen.
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The unknown is not a phenol.
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No reaction appeared to take place.
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A reactive halogen is not present in the unknown.
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A rapid reaction occurred which gave a solution.
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Typical behaviour of a neutral, oxygen-containing compound.
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No positive result.
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The unknown is not an aliphatic aldehyde.
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No reaction took place.
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This shows that the unknown is not a phenol nor is it unsaturated.
No reaction.
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Absent are groups like esters, acetals, amides and nitriles.
No positive result.
3344454651
Unknown 33 is not an alcohol.
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colourless liquid
01050929
0
618385939697
Colourless solid m.p. 155-157 degrees.
Red solid m.p. 237-241 or 248-250 degrees.
Crystals m.p. 225-230 degrees.
Solid m.p. 85-86 degrees.
Red crystals m.p. 209-214 degrees.
Solid m.p. 73-76 degrees.
2
ê¥⌐╕¼╖r»┤bÆ─¥¡╡╖e╛¡_
Ñ¥⌐╕¼╖r»┤bÆ─¥¡╡╖e╛¡_
liquid aromatic aldehyde
2
o-chlorobenzaldehyde
m-chlorobenzaldehyde