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sobota, 7 maja 2016

21. Unexpected organic chemistry tabelarized and unfinished (Tetrahedron Letters 1995)

  I have unpublished results. I mean, I attempted to publish a work entitled Unusual organic chemistry in tetrahedron Letters 2014. This work was rejected by the editor in 2015. This fact completely stopped my other works with similar subject. I will not to try publish works about the words unexpectedunprecedented and even abnormal which we can find in many chemical publication issued in famous chemical journals. Maybe it is too early time to this a little more humanistic approach to chemistry. Okay, it is not my first and not my last defeat. Anyway, I want to show a small piece of my approach to find a chemical context of the word unexpected in  Tetrahedron Letters 1995. The table below shows my first attempts to find some order within this problem.

Table of the descriptions of the word of unexpected in Tetrahedron Letters 1995
(1995TL<Tetrahedron Lett.>number)

No.
Source
First Description
Second Description

1995TL0899
outcome
Nb catalysis
1.
1995TL1499
formation
Rh catalysis
2.
1995TL1671
debenzylation
with lithium bases
3.
1995TL2199
behavior
asymmetric dihydroxylation
4.
1995TL2373
subsequent alkylations
of triflatres
5.
1995TL2795
formation
hydride reduction
6.
1995TL4027
participation
nitrogen protecting group
7.
1995TL5539
rearrangement
ionic - hypoiodite
8.
1995TL5637
synthesis
via two step reaction
9.
1995TL5677
arylation
palladium catalysis
10.
1995TL5895
formation
RuO2 catalysis
11.
1995TL6503
insertion
into benzylic position
12.
1995TL7153
reactivity
with benzoquinones
13.
1995TL7539
formation
nucleophilic displacement
14.
1995TL7539
cycloaddition
acyl-nitroso compounds
15.
1995TL8531
rearrangement
photochemical
16.
1995TL8829
reduction product
propargylic alcohols
17.
1995TL9293
rearrangement
transmetalation
18.
1995TL9471
effect
OH group in nucl. addition
19.
1996TL0291
dehydration
in basic conditions
20.
1996TL1233
alkylation
amines, acids and phenols
21.
1996TL5365
result
formylation
22.
1997TL0115
Pictet-Spengler reaction
side reaction
23.
1997TL0305
decarboxylation
oxidative
24.
1997TL3297
intermolecular cyclization
ten membered ring
25.
1997TL3381
Wittig reaction
to isopropenyl groups
26.
1997TL6465
formation
of 1,3-diols
27.
1998TL8285
intramolecular cyclization
Diels-Alder
28.
1998TL9813
allomer
of chlorophyll
29.
1999TL9249
formation
Sonogashira conditions
30.
2000TL0391
ring formation
electrocyclization
31.
2000TL1763
cathodic cleavage
to phenoxy ions
32.
2000TL2105
cycloadduct
isocyanate reaction
33.
2000TL3471
mechanism
increase of selectivity
34.
2000TL7093
formylation, acylation
by DMSO
35.
2001TL1351
behavior
metalation, formylation
36.
2001TL2305
synthesis
intramol. ring enlargement
37.
2001TL3283
ring opening
at low temp.
38.
2001TL5117
synthesis
of coumarins
39.
2001TL8539
activating effect
of the amino group
40.
2001TL8985
ring enlargement
C ring
41.
2002TL5311
ring opening
anionic
42.
2002TL7739
isomerization
base promoted
43.
2002TL8025
macrocyclization
highly regioselective

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