-
6
-
-
0004083142
-
-
Patai, S., Ed.; Wiley: New York
-
Richter, R.; Ulrich, H. In The Chemistry of Cyanates and their Thio Derivatives; Patai, S., Ed.; Wiley: New York, 1977; Part 2, p 619.
-
(1977)
The Chemistry of Cyanates and Their Thio Derivatives
, Issue.2 PART
, pp. 619
-
-
Richter, R.1
Ulrich, H.2
-
7
-
-
37049096493
-
-
Gittos, M. W.; Davies, R. V.; Iddon, B.; Suschitzky, H. J. Chem. Soc., Perkin Trans. 1 1976, 141.
-
(1976)
J. Chem. Soc., Perkin Trans. 1
, pp. 141
-
-
Gittos, M.W.1
Davies, R.V.2
Iddon, B.3
Suschitzky, H.4
-
8
-
-
0012660097
-
-
(a) Mironov, V. F.; Seludjakov, V. D.; Kozjukov, V. P.; Chatuncev, G. D. Dokl. Akad. Nauk. SSSR. 1968, 181, 115.
-
(1968)
Dokl. Akad. Nauk. SSSR.
, vol.181
, pp. 115
-
-
Mironov, V.F.1
Seludjakov, V.D.2
Kozjukov, V.P.3
Chatuncev, G.D.4
-
9
-
-
0008528621
-
-
(b) Mironov, V. F.; Kozyukov, V. P.; Orlov, G. I. J. Gen. Chem. USSR (Engl. Transl.) 1981, 51, 1555.
-
(1981)
J. Gen. Chem. USSR (Engl. Transl.)
, vol.51
, pp. 1555
-
-
Mironov, V.F.1
Kozyukov, V.P.2
Orlov, G.I.3
-
12
-
-
0020599563
-
-
(e) Donaldson, R. E.; Saddler, J. C.; Byrn, S.; McKenzie, A. T.; Fuchs, P. L. J. Org. Chem. 1983, 48, 2167.
-
(1983)
J. Org. Chem.
, vol.48
, pp. 2167
-
-
Donaldson, R.E.1
Saddler, J.C.2
Byrn, S.3
McKenzie, A.T.4
Fuchs, P.L.5
-
13
-
-
84981826650
-
-
In most cases where trimethylchlorosilane was used, considerable heating was required to generate the isocyanate. (a) Greber, G.; Kricheldorf, H. R. Angew. Chem., Int. Ed. Engl. 1968, 7, 941. (b) Kricheldorf, H. R. Angew. Chem. 1972, 84, 107. (c) Kricheldorf, H. R. Synthesis 1970, 649. (d) Kricheldorf, H. R. Liebigs Ann. Chem. 1973, 772. (e) Kricheldorf, H. R. Chem. Ber. 1971, 104, 3146.
-
(1968)
Angew. Chem., Int. Ed. Engl.
, vol.7
, pp. 941
-
-
Greber, G.1
Kricheldorf, H.R.2
-
14
-
-
84981826650
-
-
In most cases where trimethylchlorosilane was used, considerable heating was required to generate the isocyanate. (a) Greber, G.; Kricheldorf, H. R. Angew. Chem., Int. Ed. Engl. 1968, 7, 941. (b) Kricheldorf, H. R. Angew. Chem. 1972, 84, 107. (c) Kricheldorf, H. R. Synthesis 1970, 649. (d) Kricheldorf, H. R. Liebigs Ann. Chem. 1973, 772. (e) Kricheldorf, H. R. Chem. Ber. 1971, 104, 3146.
-
(1972)
Angew. Chem.
, vol.84
, pp. 107
-
-
Kricheldorf, H.R.1
-
15
-
-
85065120278
-
-
In most cases where trimethylchlorosilane was used, considerable heating was required to generate the isocyanate. (a) Greber, G.; Kricheldorf, H. R. Angew. Chem., Int. Ed. Engl. 1968, 7, 941. (b) Kricheldorf, H. R. Angew. Chem. 1972, 84, 107. (c) Kricheldorf, H. R. Synthesis 1970, 649. (d) Kricheldorf, H. R. Liebigs Ann. Chem. 1973, 772. (e) Kricheldorf, H. R. Chem. Ber. 1971, 104, 3146.
-
(1970)
Synthesis
, pp. 649
-
-
Kricheldorf, H.R.1
-
16
-
-
84913634192
-
-
In most cases where trimethylchlorosilane was used, considerable heating was required to generate the isocyanate. (a) Greber, G.; Kricheldorf, H. R. Angew. Chem., Int. Ed. Engl. 1968, 7, 941. (b) Kricheldorf, H. R. Angew. Chem. 1972, 84, 107. (c) Kricheldorf, H. R. Synthesis 1970, 649. (d) Kricheldorf, H. R. Liebigs Ann. Chem. 1973, 772. (e) Kricheldorf, H. R. Chem. Ber. 1971, 104, 3146.
-
(1973)
Liebigs Ann. Chem.
, pp. 772
-
-
Kricheldorf, H.R.1
-
17
-
-
84899914831
-
-
In most cases where trimethylchlorosilane was used, considerable heating was required to generate the isocyanate. (a) Greber, G.; Kricheldorf, H. R. Angew. Chem., Int. Ed. Engl. 1968, 7, 941. (b) Kricheldorf, H. R. Angew. Chem. 1972, 84, 107. (c) Kricheldorf, H. R. Synthesis 1970, 649. (d) Kricheldorf, H. R. Liebigs Ann. Chem. 1973, 772. (e) Kricheldorf, H. R. Chem. Ber. 1971, 104, 3146.
-
(1971)
Chem. Ber.
, vol.104
, pp. 3146
-
-
Kricheldorf, H.R.1
-
18
-
-
0001535945
-
-
The use of trichlorosilane requires less heating than that of chlorotrimethylsilane. (a) Pirkle, W. H.; Hauske, J. R. J. Org. Chem. 1977, 42, 2781. (b) Pirkle, W. H.; Hoekstra, M. S. J. Org. Chem. 1974, 39, 3904. (c) Pirkle, W, H,; Rinaldi, P. L. J. Org. Chem. 1978, 43, 3803.
-
(1977)
J. Org. Chem.
, vol.42
, pp. 2781
-
-
Pirkle, W.H.1
Hauske, J.R.2
-
19
-
-
0001176348
-
-
The use of trichlorosilane requires less heating than that of chlorotrimethylsilane. (a) Pirkle, W. H.; Hauske, J. R. J. Org. Chem. 1977, 42, 2781. (b) Pirkle, W. H.; Hoekstra, M. S. J. Org. Chem. 1974, 39, 3904. (c) Pirkle, W, H,; Rinaldi, P. L. J. Org. Chem. 1978, 43, 3803.
-
(1974)
J. Org. Chem.
, vol.39
, pp. 3904
-
-
Pirkle, W.H.1
Hoekstra, M.S.2
-
20
-
-
0000098337
-
-
The use of trichlorosilane requires less heating than that of chlorotrimethylsilane. (a) Pirkle, W. H.; Hauske, J. R. J. Org. Chem. 1977, 42, 2781. (b) Pirkle, W. H.; Hoekstra, M. S. J. Org. Chem. 1974, 39, 3904. (c) Pirkle, W, H,; Rinaldi, P. L. J. Org. Chem. 1978, 43, 3803.
-
(1978)
J. Org. Chem.
, vol.43
, pp. 3803
-
-
Pirkle, W.H.1
Rinaldi, P.L.2
-
22
-
-
15644379935
-
-
note
-
The traditional reaction conditions employ chlorotrimethylsilane and high reaction temperatures (>100 °C). See ref 9.
-
-
-
-
23
-
-
15644371400
-
-
note
-
Although accurate quantitative information was not obtained, the GC-MS traces provided us with estimates of the progress of reaction.
-
-
-
-
24
-
-
15644376766
-
-
note
-
1H NMR since the substrates react with isobutylamine.
-
-
-
-
25
-
-
15644373730
-
-
note
-
Isocyanates were derivatized by reaction with isobutylamine.
-
-
-
-
26
-
-
15644366268
-
-
note
-
Reactions of biscarbamates 7b-d were carried out in chloroform due to their poor solubilities in benzene.
-
-
-
-
27
-
-
15644371758
-
-
note
-
The trichloroethoxycarbonyl group is easily removed by reduction with zinc metal in acetic acid or hot ethanol. See refs 1 and 3.
-
-
-
-
31
-
-
15644362804
-
-
note
-
2O.
-
-
-
-
32
-
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15644369397
-
-
ICI Ltd. Patent, DE 2254611
-
(a) ICI Ltd. Patent, DE 2254611; Chem. Abstr. 1973, 79, 65996.
-
(1973)
Chem. Abstr.
, vol.79
, pp. 65996
-
-
-
34
-
-
0342569422
-
-
(a) Fujisaki, S.; Tomiyasu, K.; Nishida, A.; Kajigaeshi, S. Bull. Chem. Soc. Jpn. 1988, 61, 1401.
-
(1988)
Bull. Chem. Soc. Jpn.
, vol.61
, pp. 1401
-
-
Fujisaki, S.1
Tomiyasu, K.2
Nishida, A.3
Kajigaeshi, S.4
-
35
-
-
15644370860
-
-
(b) Stumpe, J.; Schwetlick, K.; Kuzmin, M. G. J. Prakt. Chem. 1982, 324, 400.
-
(1982)
J. Prakt. Chem.
, vol.324
, pp. 400
-
-
Stumpe, J.1
Schwetlick, K.2
Kuzmin, M.G.3
-
44
-
-
15644384024
-
-
Hegarty, A. F.; Frost, L. N. J. Chem. Soc., Perkin Trans. 2 1973, 82, 1721.
-
(1973)
J. Chem. Soc., Perkin Trans. 2
, vol.82
, pp. 1721
-
-
Hegarty, A.F.1
Frost, L.N.2
-
46
-
-
33845374788
-
-
Shawali, A. S.; Harhash, A.; Sidky, M. M.; Hassaneen, H. M.; Elkaabi, S. S. J. Org. Chem. 1986, 57, 3498.
-
(1986)
J. Org. Chem.
, vol.57
, pp. 3498
-
-
Shawali, A.S.1
Harhash, A.2
Sidky, M.M.3
Hassaneen, H.M.4
Elkaabi, S.S.5
-
47
-
-
15644382827
-
-
Bal'on, Y. G.; Moskaleva, R. N.; Nazarenko, T. G. Sov. Prog. Chem. 1977, 43, 100.
-
(1977)
Sov. Prog. Chem.
, vol.43
, pp. 100
-
-
Bal'on, Y.G.1
Moskaleva, R.N.2
Nazarenko, T.G.3
-
50
-
-
15644369167
-
-
Patent, DE 817461, 1948
-
Merck, E. Patent, DE 817461, 1948.
-
-
-
Merck, E.1
-
51
-
-
84985681782
-
-
Bernasconi, S.; Comini, A.; Corbella, A.; Gariboldi, P.; Sisti, M. Synthesis 1980, 5, 385.
-
(1980)
Synthesis
, vol.5
, pp. 385
-
-
Bernasconi, S.1
Comini, A.2
Corbella, A.3
Gariboldi, P.4
Sisti, M.5
-
52
-
-
84943004623
-
-
Tanaka, K.; Yoshifuji, S.; Nitta, Y. Chem. Pharm. Bull. 1988, 36, 3125.
-
(1988)
Chem. Pharm. Bull.
, vol.36
, pp. 3125
-
-
Tanaka, K.1
Yoshifuji, S.2
Nitta, Y.3
-
54
-
-
0001191368
-
-
Kita, Y.; Haruta, J.; Tagawa, H.; Tamura, Y. J. Org. Chem. 1980, 45, 4519.
-
(1980)
J. Org. Chem.
, vol.45
, pp. 4519
-
-
Kita, Y.1
Haruta, J.2
Tagawa, H.3
Tamura, Y.4
-
55
-
-
14744279650
-
-
Witek et. al J. Prakt. Chem. 1979, 321, 804.
-
(1979)
J. Prakt. Chem.
, vol.321
, pp. 804
-
-
Witek1
-
57
-
-
0010704566
-
-
LeCorre, M.; Hercouet, A.; LeStanc, Y.; LeBaron, H. Tetrahedron 1985, 41, 5313.
-
(1985)
Tetrahedron
, vol.41
, pp. 5313
-
-
LeCorre, M.1
Hercouet, A.2
LeStanc, Y.3
LeBaron, H.4
-
58
-
-
0010704566
-
-
The spectroscopic data were in agreement with the references: (a) Le Corre, M.; Hercouet, A.; Le Stanc, Y.; Le Baron, H. Tetrahedron 1985, 41, 5313. (b) Aboujaoude, E. E.; Collignon, N.; Savignac, P. Tetrahedron 1986, 41, 427.
-
(1985)
Tetrahedron
, vol.41
, pp. 5313
-
-
Le Corre, M.1
Hercouet, A.2
Le Stanc, Y.3
Le Baron, H.4
-
59
-
-
0021928653
-
-
The spectroscopic data were in agreement with the references: (a) Le Corre, M.; Hercouet, A.; Le Stanc, Y.; Le Baron, H. Tetrahedron 1985, 41, 5313. (b) Aboujaoude, E. E.; Collignon, N.; Savignac, P. Tetrahedron 1986, 41, 427.
-
(1986)
Tetrahedron
, vol.41
, pp. 427
-
-
Aboujaoude, E.E.1
Collignon, N.2
Savignac, P.3
-
60
-
-
15644374758
-
-
note
-
3 and was not fully stable with more polar solvents.
-
-
-
-
61
-
-
0003688714
-
-
Springer-Verlag: Berlin Heidelberg
-
Pretsch, E.; Seibl, J.; Clerc, T.; Simon, W. Tables of Spectral Data for Structure Determination of Organic Compounds, 2nd ed.; Springer-Verlag: Berlin Heidelberg, 1989; p 275.
-
(1989)
Tables of Spectral Data for Structure Determination of Organic Compounds, 2nd Ed.
, pp. 275
-
-
Pretsch, E.1
Seibl, J.2
Clerc, T.3
Simon, W.4
-
62
-
-
15644374203
-
-
note
-
The short reaction time was necessary to prevent isobutylamine from reacting with the p-methoxyphenyl carbamate, which would have resulted in formation of the bis-urea.
-
-
-
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