-
2
-
-
0000818720
-
-
b) Baudin JB, Commenil MG, Julia SA, Lome R, Mauclaire L, Bull Soc Chim Fr (1996) 133, 329
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Bull Soc Chim Fr
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, pp. 329
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Baudin, J.B.1
Commenil, M.G.2
Julia, S.A.3
Lome, R.4
Mauclaire, L.5
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4
-
-
0000540868
-
-
b) Zwanenburg B, Lenz BG, Methoden der Organischen Chemie, 4th Ed, (Houben HJ, Weyl T, Müller E, cd), Thieme, Stuttgart, 1985, Ell, 911
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(1985)
Methoden Der Organischen Chemie, 4th Ed, (Houben HJ, Weyl T, Müller E, Cd), Thieme, Stuttgart
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Zwanenburg, B.1
Lenz, B.G.2
-
11
-
-
0010751995
-
-
b) Bull Soc Chim Fr (1996) 133, 515
-
(1996)
Bull Soc Chim Fr
, vol.133
, pp. 515
-
-
-
16
-
-
0029128885
-
For a facile preparation of dialkyl disulfides from sulfur and alkyl halides under phase transfer conditions, see: Wang JX, Gui W, Hu Y
-
For a facile preparation of dialkyl disulfides from sulfur and alkyl halides under phase transfer conditions, see: Wang JX, Gui W, Hu Y, Synth Commun (1995) 25, 3573
-
(1995)
Synth Commun
, vol.25
, pp. 3573
-
-
-
17
-
-
73949093960
-
-
See a recent improved procedure using bromine and sodium carbonate in methanol: Resek JE
-
Brownbridge P, Jowett 1C, Synthesis (1988) 252. See a recent improved procedure using bromine and sodium carbonate in methanol: Resek JE,
-
(1988)
Synthesis
, pp. 252
-
-
Brownbridge, P.1
-
19
-
-
33746358686
-
While no pKa data have been determined, circumstantial evidence suggests that arenesulfenic acids ArSOH are at least as acidic as phenols, Barrett GC
-
(Patai S, ed), Wiley, Chichester The p/Va of 2-methylpropane-2-sulfenic acid is estimated as 10.47
-
While no pKa data have been determined, circumstantial evidence suggests that arenesulfenic acids ArSOH are at least as acidic as phenols, Barrett GC, in: The Chemistry of Sulphenic Acids and their Derivatives, (Patai S, ed), Wiley, Chichester (1990) 1. The p/Va of 2-methylpropane-2-sulfenic acid is estimated as 10.47:
-
(1990)
The Chemistry of Sulphenic Acids and Their Derivatives
, pp. 1
-
-
-
20
-
-
1542668870
-
-
Yoshimura T, Hamada K, Yamazaki S, Shimasaki C, Ono S, Tsukurimichi E, Bull Chem Soc Jpn (1995) 68, 211
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(1995)
Bull Chem Soc Jpn
, vol.68
, pp. 211
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-
Yoshimura, T.1
Hamada, K.2
Yamazaki, S.3
Shimasaki, C.4
Ono, S.5
Tsukurimichi, E.6
-
21
-
-
33746369316
-
-
For some examples of acid- or micleophile-catalyzed cleavage of the S-O bond of sulfenic acid derivatives, see
-
For some examples of acid- or micleophile-catalyzed cleavage of the S-O bond of sulfenic acid derivatives, see:
-
-
-
-
22
-
-
0001265131
-
-
a) Morin RB, Jackson BG, Mueller RA, Lavagnino ER, Scanlon WB, Andrews SL, J Am Chem Soc (1963) 85, 1896
-
(1963)
J Am Chem Soc
, vol.85
, pp. 1896
-
-
Morin, R.B.1
Jackson, B.G.2
Mueller, R.A.3
Lavagnino, E.R.4
Scanlon, W.B.5
Andrews, S.L.6
-
23
-
-
37049128677
-
-
b) Barton DHR, Comer F, Greig DGT, Lucente G, Sammes PG, Underwood WGE, J Chem Soc Chem Commun (1970) 1059
-
(1970)
J Chem Soc Chem Commun
, pp. 1059
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-
Dhr, B.1
Comer, F.2
Dgt, G.3
Lucente, G.4
Sammes, P.G.5
Wge, U.6
-
30
-
-
0026756541
-
Due to the lack of information concerning the salts NaSOH and NaSONa, they are probably unstable. See however scheme 22 in Block E
-
Due to the lack of information concerning the salts NaSOH and NaSONa, they are probably unstable. See however scheme 22 in Block E, Angew Chem Int Ed Engl (1992) 31, 1135;
-
(1992)
Angew Chem Int Ed Engl
, vol.31
, pp. 1135
-
-
-
31
-
-
33746325981
-
-
4
-
4
-
-
-
-
32
-
-
84985219449
-
Some a-oxothioamides RC(O)C(S)NR1R2 have been prepared by reaction of RC(O)CH(C1)SC1 with amines R'NHR2: Adividjaja G, Günther H, Voss J
-
It is likely that this transformation occurred through the intermediate compounds RC(O)CH(NR1R2)SX, X = Cl or NRXR2 by deprotonation in sequence with an elimination step
-
Some a-oxothioamides RC(O)C(S)NR1R2 have been prepared by reaction of RC(O)CH(C1)SC1 with amines R'NHR2: Adividjaja G, Günther H, Voss J, Liebigs Ann Chem (1983) 1116. It is likely that this transformation occurred through the intermediate compounds RC(O)CH(NR1R2)SX, X = Cl or NRXR2 by deprotonation in sequence with an elimination step
-
(1983)
Liebigs Ann Chem
, pp. 1116
-
-
-
33
-
-
33746362443
-
-
It was reported that the self condensation of 2-methylpropane-2-sulfenic acid under alkaline conditions was much faster than under acidic conditions (ref 15)
-
It was reported that the self condensation of 2-methylpropane-2-sulfenic acid under alkaline conditions was much faster than under acidic conditions (ref 15):
-
-
-
-
35
-
-
0003649925
-
-
b) Hogg DR, The Chemistry of Sulphenic Acids and their Derivatives, Ed Patai S, Wiley, Chichester, 1990, p 361
-
(1990)
The Chemistry of Sulphenic Acids and Their Derivatives, Ed Patai S, Wiley, Chichester
, pp. 361
-
-
Hogg, D.R.1
-
36
-
-
33746356064
-
-
See scheme 50A in ref [17]
-
See scheme 50A in ref [17]
-
-
-
-
39
-
-
0017314873
-
-
Chou TS, Koppel GA, Dorman DE, Paschal JW, ibid (1976) 98, 7864
-
(1976)
Ibid
, vol.98
, pp. 7864
-
-
Chou, T.S.1
Koppel, G.A.2
De Dorman3
Paschal, J.W.4
-
40
-
-
0011862331
-
-
Bachi MD, Goldberg O, Gross A, Vaya J, J Org Chem (1980) 45, 1477
-
(1980)
J Org Chem
, vol.45
, pp. 1477
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-
Bachi, M.D.1
Goldberg, O.2
Gross, A.3
Vaya, J.4
-
42
-
-
33746363385
-
-
The elimination of benzene- or methane-sulfenate anions from β-(arenesulfinyl)carbonyl compounds or from other sulfinylated substrates are easy in mild conditions
-
The elimination of benzene- or methane-sulfenate anions from β-(arenesulfinyl)carbonyl compounds or from other sulfinylated substrates are easy in mild conditions:
-
-
-
-
45
-
-
84917753227
-
-
Paris
-
Huynh C, Ratovelomanana V, Julia S, CR Acad Sci, Paris (1975) 280C, 1231
-
(1975)
CR Acad Sci
, vol.280 C
, pp. 1231
-
-
Huynh, C.1
Ratovelomanana, V.2
Julia, S.3
-
49
-
-
0007418954
-
See also similar vinylogous eliminations affording conjugated dienones: Guittet E, Julia S
-
See also similar vinylogous eliminations affording conjugated dienones: Guittet E, Julia S, Synth Commun (1981) 11, 709 and 723
-
(1981)
Synth Commun
, vol.11
-
-
-
50
-
-
0026078002
-
Similar oxathiiranes have been proposed for explaining the formation of ketones from thiokctones-S-oxides upon standing at room temperature: Le Nocher AM, Metzner P
-
Similar oxathiiranes have been proposed for explaining the formation of ketones from thiokctones-S-oxides upon standing at room temperature: Le Nocher AM, Metzner P, Tetrahedron Lett (1991) 32, 747
-
(1991)
Tetrahedron Lett
, vol.32
, pp. 747
-
-
-
51
-
-
33746382111
-
-
For the instability of some dithioacetal S-oxides, see
-
For the instability of some dithioacetal S-oxides, see:
-
-
-
-
54
-
-
33746328865
-
-
Ogura K, Itoh S, Takahashi K, lida H, Tetrahedron Lett (1986) 27, 6381
-
(1986)
Tetrahedron Lett
, vol.27
, pp. 6381
-
-
Ogura, K.1
Itoh, S.2
Takahashi, K.3
Lida, H.4
-
55
-
-
0030600194
-
-
Alayrac C, Cerreta F, Chapron I, Corbin F, Metzner P, Tetrahedron Lett (1996) 37, 4507
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(1996)
Tetrahedron Lett
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-
Alayrac, C.1
Cerreta, F.2
Chapron, I.3
Corbin, F.4
Metzner, P.5
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60
-
-
0010392885
-
-
b) Yoshimura T, Tsukurimichi E, Yamazaki S, Soga S, Shimasaki C, Hasegawa K, J Chem Soc, Chem Commun (1992), 1337
-
(1992)
J Chem Soc, Chem Commun
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-
Yoshimura, T.1
Tsukurimichi, E.2
Yamazaki, S.3
Soga, S.4
Shimasaki, C.5
Hasegawa, K.6
-
62
-
-
33746355426
-
3 have been efficiently prepared by reaction of RC(O)CH(C1)SC1 with methanol and pyridine: Adividjaja G, Günther II
-
3 have been efficiently prepared by reaction of RC(O)CH(C1)SC1 with methanol and pyridine: Adividjaja G, Günther II, Voss J, Angew Chem Int Ed Engl (1980) 19, 563;
-
(1980)
Voss J, Angew Chem Int Ed Engl
, vol.19
, pp. 563
-
-
-
63
-
-
84985207110
-
See also a review: Oka K
-
3 which are similar to the a-methoxysulfenic acid derivatives IXa
-
3 which are similar to the a-methoxysulfenic acid derivatives IXa
-
Synthesis
, vol.1981
, pp. 661
-
-
-
64
-
-
33746381055
-
-
A referee has suggested the possibility of the intermediate IXa being transformed via one or two steps, into a new unstable species ArCH(OCH3)OSM which finally should give easily the aldehydes 9
-
A referee has suggested the possibility of the intermediate IXa being transformed via one or two steps, into a new unstable species ArCH(OCH3)OSM which finally should give easily the aldehydes 9
-
-
-
-
71
-
-
84917975339
-
It has been previously shown that the treatment of a cold solution of 2,2-dimethyl-l-(methylthio)but-3-ene1-thiol lithium salt in THF/H2O with an ethereal suspension of lithium methanesulfenate smoothly afforded the corresponding 2,2-dimethyl-l-(methylthio)but-3enyl methyl disulfide (60%): Ratovelomanana V, Huynh C, Julia S
-
It has been previously shown that the treatment of a cold solution of 2,2-dimethyl-l-(methylthio)but-3-ene1-thiol lithium salt in THF/H2O with an ethereal suspension of lithium methanesulfenate smoothly afforded the corresponding 2,2-dimethyl-l-(methylthio)but-3enyl methyl disulfide (60%): Ratovelomanana V, Huynh C, Julia S, CR Acad Sci, Paris (1975) 280C, 1327
-
(1975)
CR Acad Sci, Paris
, vol.280
, pp. 1327
-
-
-
72
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-
33746378508
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John Wiley and Sons, London
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Geissman T, Organic Reactions, John Wiley and Sons, London, 1944, 2, 95
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(1944)
Organic Reactions
, vol.2
, pp. 95
-
-
Geissman, T.1
-
74
-
-
33746337472
-
-
For 'H NMR data for other imines derivatives of benzylamine, see
-
For 'H NMR data for other imines derivatives of benzylamine, see:
-
-
-
-
79
-
-
0004850605
-
-
b) Bull Soc Chim Fr (1995) 132, 952
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(1995)
Bull Soc Chim Fr
, vol.132
, pp. 952
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-
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85
-
-
0001291034
-
-
b) Bull Soc Chim Fr (1995) 132, 196
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(1995)
Bull Soc Chim Fr
, vol.132
, pp. 196
-
-
-
86
-
-
0011822040
-
-
Dauphin G, Jamilloux B, Kergomard A, Planat D, Tetrahedron (1977) 33, 1129
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(1977)
Tetrahedron
, vol.33
, pp. 1129
-
-
Dauphin, G.1
Jamilloux, B.2
Kergomard, A.3
Planat, D.4
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90
-
-
84985265327
-
-
Kato S, Shibahashi H, Katada T, Takagi T, Noda I, Mizuta M, Goto M, Liebigs Ann Chem (1982) 1229
-
(1982)
Liebigs Ann Chem
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-
Kato, S.1
Shibahashi, H.2
Katada, T.3
Takagi, T.4
Noda, I.5
Mizuta, M.6
Goto, M.7
-
92
-
-
0142052330
-
-
Alper H, Einstein FWB, Nagai R, Petrignani JF, Willis AG, Organometaüics (1983) 2, 1291
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(1983)
Organometaüics
, vol.2
, pp. 1291
-
-
Alper, H.1
Fwb, E.2
Nagai, R.3
Petrignani, J.F.4
Willis, A.G.5
-
100
-
-
33746350311
-
-
Several cases of base-catalyzed fragmentation of some disulfides affording thioaldehydes in situ have been described
-
Several cases of base-catalyzed fragmentation of some disulfides affording thioaldehydes in situ have been described:
-
-
-
-
105
-
-
0012005305
-
A very recent paper appeared recording a new transformation of some lithium or sodium arenemethanesulfinates in boiling water into the corresponding arenecarbaldehydes: Yoon SC, Kim K
-
A very recent paper appeared recording a new transformation of some lithium or sodium arenemethanesulfinates in boiling water into the corresponding arenecarbaldehydes: Yoon SC, Kim K, J Org Chem (1996) 61, 793
-
(1996)
J Org Chem
, vol.61
, pp. 793
-
-
|