-
2
-
-
85031142530
-
-
WO Patent, 99/21845, 1998
-
(b) Chong, W. K. M.; Chu, S. S.; Duvadie, R. R.; Li, L.; Xia, W.; Yang, Y. WO Patent, 99/21845, 1998.
-
-
-
Chong, W.K.M.1
Chu, S.S.2
Duvadie, R.R.3
Li, L.4
Xia, W.5
Yang, Y.6
-
6
-
-
0034693341
-
-
(d) Romero-Ortega M., Aviles A., Cruz R., Fuentes A., Gomez R.M., Plata A. J. Org. Chem. 65:2000;7244-7247
-
(2000)
J. Org. Chem.
, vol.65
, pp. 7244-7247
-
-
Romero-Ortega, M.1
Aviles, A.2
Cruz, R.3
Fuentes, A.4
Gomez, R.M.5
Plata, A.6
-
8
-
-
0037163328
-
-
See (a) Wallace D.J., Chen C. Tetrahedron Lett. (39):2002;6987-6990 (b) Hollingworth G.J., Dinnell K., Dickinson L.C., Elliott J.M., Kulagowski J.J., Swain C.J., Thomson C.G. Tetrahedron Lett. 40:1999;2633-2636. and references cited therein.
-
(2002)
Tetrahedron Lett.
, Issue.39
, pp. 6987-6990
-
-
Wallace, D.J.1
Chen, C.2
-
9
-
-
0033605912
-
-
See (a). and references cited therein
-
See (a) Wallace D.J., Chen C. Tetrahedron Lett. (39):2002;6987-6990 (b) Hollingworth G.J., Dinnell K., Dickinson L.C., Elliott J.M., Kulagowski J.J., Swain C.J., Thomson C.G. Tetrahedron Lett. 40:1999;2633-2636. and references cited therein.
-
(1999)
Tetrahedron Lett.
, vol.40
, pp. 2633-2636
-
-
Hollingworth, G.J.1
Dinnell, K.2
Dickinson, L.C.3
Elliott, J.M.4
Kulagowski, J.J.5
Swain, C.J.6
Thomson, C.G.7
-
10
-
-
0037181080
-
-
Following a recent procedure from the literature (a). using vinyl acetate and Ir catalysis, we obtained low yields of vinyl ether 4 and significant amounts of the acetate byproduct
-
Following a recent procedure from the literature (a) Okimoto Y., Sakaguchi S., Ishii Y. J. Am. Chem. Soc. 124:(8):2002;1590-1591. using vinyl acetate and Ir catalysis, we obtained low yields of vinyl ether 4 and significant amounts of the acetate byproduct.
-
(2002)
J. Am. Chem. Soc.
, vol.124
, Issue.8
, pp. 1590-1591
-
-
Okimoto, Y.1
Sakaguchi, S.2
Ishii, Y.3
-
11
-
-
85031135197
-
-
note
-
4: C 66.66; H 4.97; N 8.64. Found C 66.37; H 4.88; N 8.57.
-
-
-
-
12
-
-
85031134846
-
-
2OTs charge to 1.2 equiv. required an overnight age for the reaction to reach completion
-
2OTs charge to 1.2 equiv. required an overnight age for the reaction to reach completion.
-
-
-
-
15
-
-
85031130429
-
-
NaOMe in DMF or MeCN was also effective for this reaction, but NaOtBu in THF was slow, even at 65°C
-
NaOMe in DMF or MeCN was also effective for this reaction, but NaOtBu in THF was slow, even at 65°C.
-
-
-
-
16
-
-
85031135534
-
-
The Chemistry of the Cyclopropyl Group, Wiley; New York
-
(a) Rappoport, Z. The Chemistry of the Cyclopropyl Group, Wiley; New York, 1987.
-
(1987)
-
-
Rappoport, Z.1
-
19
-
-
0001107133
-
-
See the previous reference. Also: (a) Furukawa J., Kawabata N., Nishimura N. Tetrahedron Lett. 1966;3353 (b) Furukawa J., Kawabata N., Nishimura N. Tetrahedron. 27:1971;1799 (c) Furukawa J., Kawabata N. Adv. Organomet. Chem. 12:1974;83.
-
(1966)
Tetrahedron Lett.
, pp. 3353
-
-
Furukawa, J.1
Kawabata, N.2
Nishimura, N.3
-
20
-
-
0000895450
-
-
See the previous reference. Also: (a) Furukawa J., Kawabata N., Nishimura N. Tetrahedron Lett. 1966;3353 (b) Furukawa J., Kawabata N., Nishimura N. Tetrahedron. 27:1971;1799 (c) Furukawa J., Kawabata N. Adv. Organomet. Chem. 12:1974;83.
-
(1971)
Tetrahedron
, vol.27
, pp. 1799
-
-
Furukawa, J.1
Kawabata, N.2
Nishimura, N.3
-
21
-
-
0002941081
-
-
See the previous reference. Also: (a)
-
See the previous reference. Also: (a) Furukawa J., Kawabata N., Nishimura N. Tetrahedron Lett. 1966;3353 (b) Furukawa J., Kawabata N., Nishimura N. Tetrahedron. 27:1971;1799 (c) Furukawa J., Kawabata N. Adv. Organomet. Chem. 12:1974;83.
-
(1974)
Adv. Organomet. Chem.
, vol.12
, pp. 83
-
-
Furukawa, J.1
Kawabata, N.2
-
23
-
-
85031141339
-
-
note
-
3: C 68.74; H 6.29. Found C 68.58; H 6.09.
-
-
-
-
24
-
-
85031134939
-
-
The solid contained 5% aldehyde 7
-
The solid contained 5% aldehyde 7.
-
-
-
-
25
-
-
85031139860
-
-
1-Methyl-2-pyrrolidinone and dimethylacetamide were also acceptable solvents for this reaction
-
1-Methyl-2-pyrrolidinone and dimethylacetamide were also acceptable solvents for this reaction.
-
-
-
-
28
-
-
0035945009
-
-
Node M., Kumar K., Nishide K., Ohsugi S., Miyamoto T. Tetrahedron Lett. 42:2001;9207-9210.
-
(2001)
Tetrahedron Lett.
, vol.42
, pp. 9207-9210
-
-
Node, M.1
Kumar, K.2
Nishide, K.3
Ohsugi, S.4
Miyamoto, T.5
-
29
-
-
0037100092
-
-
Nishide K., Ohsugi S., Fudesaka M., Kodama S., Node M. Tetrahedron Lett. 43:2002;5177-5179.
-
(2002)
Tetrahedron Lett.
, vol.43
, pp. 5177-5179
-
-
Nishide, K.1
Ohsugi, S.2
Fudesaka, M.3
Kodama, S.4
Node, M.5
-
31
-
-
0026705794
-
-
It has also been reported that methanesulfonic acid/methionine can facilitate demethylation in a similar manner without the stench of EtSNa. See: (a) Andre J.-D., Dormoy J.-R., Heymes A. Synth. Commun. 22:(16):1992;2313-2327 (b) Berenyi S., Csutoras C., Gyulai S., Rusznyak G. Synth. Commun. 31:(13):2001;1987-1992.
-
(1992)
Synth. Commun.
, vol.22
, Issue.16
, pp. 2313-2327
-
-
Andre, J.-D.1
Dormoy, J.-R.2
Heymes, A.3
-
32
-
-
0034894780
-
-
It has also been reported that methanesulfonic acid/methionine can facilitate demethylation in a similar manner without the stench of EtSNa. See: (a)
-
It has also been reported that methanesulfonic acid/methionine can facilitate demethylation in a similar manner without the stench of EtSNa. See: (a) Andre J.-D., Dormoy J.-R., Heymes A. Synth. Commun. 22:(16):1992;2313-2327 (b) Berenyi S., Csutoras C., Gyulai S., Rusznyak G. Synth. Commun. 31:(13):2001;1987-1992.
-
(2001)
Synth. Commun.
, vol.31
, Issue.13
, pp. 1987-1992
-
-
Berenyi, S.1
Csutoras, C.2
Gyulai, S.3
Rusznyak, G.4
-
33
-
-
0028339913
-
-
Imakura Y., Konishi T., Uchida K., Sakurai H., Kobayashi S., Haruno A., Tajima K., Yamashita S. Chem. Pharm. Bull. 42:(3):1994;500-511.
-
(1994)
Chem. Pharm. Bull.
, vol.42
, Issue.3
, pp. 500-511
-
-
Imakura, Y.1
Konishi, T.2
Uchida, K.3
Sakurai, H.4
Kobayashi, S.5
Haruno, A.6
Tajima, K.7
Yamashita, S.8
-
34
-
-
85031144619
-
-
All starting materials and products are commercially available
-
All starting materials and products are commercially available.
-
-
-
-
35
-
-
85031135296
-
-
For a general procedure, see Section 3 preparation of 8.
-
For a general procedure, see Section 3 preparation of 8.
-
-
-
-
41
-
-
85031140377
-
-
note
-
Attempts to difluoromethylate by direct addition of reagents to the crude demethylation reaction mixture resulted in low conversion of the phenol 8 to compound 9.
-
-
-
-
42
-
-
85031132316
-
-
note
-
2Na) did not generate any of the dimer.
-
-
-
-
44
-
-
0018627083
-
-
Recent variations: (a) Lin Y., Seifert C.M., Kang S.M., Dusza J.P., Lang S.A. Jr. J. Herterocycl. Chem. 16:1979;1377 (b) Knoll A., Liebscher J., Radeglia R. J. Prakt. Chem. 3:1985;463 (c) Romero-Ortega M., Aviles A., Cruz R., Fuentes A., Gomez R.M., Plata A. J. Org. Chem. 65:2000;7244 (d) Rajappa S., Sudarsanam V., Advani B.G., Rane A.V. Proc. Indian Acad. Sci. 91:1982;445.
-
(1979)
J. Herterocycl. Chem.
, vol.16
, pp. 1377
-
-
Lin, Y.1
Seifert, C.M.2
Kang, S.M.3
Dusza, J.P.4
Lang S.A., Jr.5
-
45
-
-
0018627083
-
-
Recent variations: (a) Lin Y., Seifert C.M., Kang S.M., Dusza J.P., Lang S.A. Jr. J. Herterocycl. Chem. 16:1979;1377 (b) Knoll A., Liebscher J., Radeglia R. J. Prakt. Chem. 3:1985;463 (c) Romero-Ortega M., Aviles A., Cruz R., Fuentes A., Gomez R.M., Plata A. J. Org. Chem. 65:2000;7244 (d) Rajappa S., Sudarsanam V., Advani B.G., Rane A.V. Proc. Indian Acad. Sci. 91:1982;445.
-
(1985)
J. Prakt. Chem.
, vol.3
, pp. 463
-
-
Knoll, A.1
Liebscher, J.2
Radeglia, R.3
-
46
-
-
0034693341
-
-
Recent variations: (a) Lin Y., Seifert C.M., Kang S.M., Dusza J.P., Lang S.A. Jr. J. Herterocycl. Chem. 16:1979;1377 (b) Knoll A., Liebscher J., Radeglia R. J. Prakt. Chem. 3:1985;463 (c) Romero-Ortega M., Aviles A., Cruz R., Fuentes A., Gomez R.M., Plata A. J. Org. Chem. 65:2000;7244 (d) Rajappa S., Sudarsanam V., Advani B.G., Rane A.V. Proc. Indian Acad. Sci. 91:1982;445.
-
(2000)
J. Org. Chem.
, vol.65
, pp. 7244
-
-
Romero-Ortega, M.1
Aviles, A.2
Cruz, R.3
Fuentes, A.4
Gomez, R.M.5
Plata, A.6
-
47
-
-
0011447812
-
-
Recent variations: (a)
-
Recent variations: (a) Lin Y., Seifert C.M., Kang S.M., Dusza J.P., Lang S.A. Jr. J. Herterocycl. Chem. 16:1979;1377 (b) Knoll A., Liebscher J., Radeglia R. J. Prakt. Chem. 3:1985;463 (c) Romero-Ortega M., Aviles A., Cruz R., Fuentes A., Gomez R.M., Plata A. J. Org. Chem. 65:2000;7244 (d) Rajappa S., Sudarsanam V., Advani B.G., Rane A.V. Proc. Indian Acad. Sci. 91:1982;445.
-
(1982)
Proc. Indian Acad. Sci.
, vol.91
, pp. 445
-
-
Rajappa, S.1
Sudarsanam, V.2
Advani, B.G.3
Rane, A.V.4
-
48
-
-
0037010790
-
-
Marcantonio K.M., Frey L.F., Murry J.A., Chen C. Tetrahedron Lett. 43:(49):2002;8845.
-
(2002)
Tetrahedron Lett.
, vol.43
, Issue.49
, pp. 8845
-
-
Marcantonio, K.M.1
Frey, L.F.2
Murry, J.A.3
Chen, C.4
-
49
-
-
85031142349
-
-
A similar reaction was carried out with excess PhCN and 1 equiv. of the TBS thiazole anion. The product was obtained in 88% yield
-
A similar reaction was carried out with excess PhCN and 1 equiv. of the TBS thiazole anion. The product was obtained in 88% yield.
-
-
-
-
50
-
-
85031138856
-
-
15NOSSi (M+) m/z 262.0722, found m/z 262.0735
-
15NOSSi (M+) m/z 262.0722, found m/z 262.0735.
-
-
-
-
51
-
-
0000659999
-
-
This compound is known in the literature:
-
This compound is known in the literature: Dondoni A., Fantin G., Fogagnolo M., Medici A., Pedrini P. J. Org. Chem. 53:1988;1748-1761.
-
(1988)
J. Org. Chem.
, vol.53
, pp. 1748-1761
-
-
Dondoni, A.1
Fantin, G.2
Fogagnolo, M.3
Medici, A.4
Pedrini, P.5
-
52
-
-
85031143699
-
-
WO Patent 01/70738, 2001
-
Friesen, R.; Ducharme, Y.; Cote, B.; Blouin, M.; Martins, E.; Guay, D.; Hamel, P.; Girard, M.; Frenette, R.; Laliberte, S. WO Patent 01/70738, 2001.
-
-
-
Friesen, R.1
Ducharme, Y.2
Cote, B.3
Blouin, M.4
Martins, E.5
Guay, D.6
Hamel, P.7
Girard, M.8
Frenette, R.9
Laliberte, S.10
-
55
-
-
85031132970
-
-
Available from Lancaster Synthesis
-
Available from Lancaster Synthesis.
-
-
-
-
58
-
-
0030605091
-
-
Ung A.T., Pyne S.G., Skelton B.W., White A.H. Tetrahedron. 52:(44):1996;14069-14078.
-
(1996)
Tetrahedron
, vol.52
, Issue.44
, pp. 14069-14078
-
-
Ung, A.T.1
Pyne, S.G.2
Skelton, B.W.3
White, A.H.4
-
59
-
-
0013472066
-
-
(a) Biava M., Rioravanti R., Porretta G.C., Mencarelli P., Sleiter G. Gazzetta Chimica Italiano. 125:1995;9-16
-
(1995)
Gazzetta Chimica Italiano
, vol.125
, pp. 9-16
-
-
Biava, M.1
Rioravanti, R.2
Porretta, G.C.3
Mencarelli, P.4
Sleiter, G.5
-
62
-
-
0041863673
-
-
Boga C., Del Vecchio E., Forlani L., Milanesi L., Todesco P.E. J. Organometal. Chem. 588:1999;155-159.
-
(1999)
J. Organometal. Chem.
, vol.588
, pp. 155-159
-
-
Boga, C.1
Del Vecchio, E.2
Forlani, L.3
Milanesi, L.4
Todesco, P.E.5
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