-
1
-
-
0036126987
-
-
Selected recent reviews: (a) Bates, R. W.; Satcharoen, V. Chem. Soc. Rev. 2002, 31, 12.
-
Selected recent reviews: (a) Bates, R. W.; Satcharoen, V. Chem. Soc. Rev. 2002, 31, 12.
-
-
-
-
2
-
-
0142213273
-
-
(b) Wei, Lin-Li; Xiong, H.; Hsung, R. P. Acc. Chem. Res. 2003, 36, 773.
-
(2003)
Acc. Chem. Res
, vol.36
, pp. 773
-
-
Wei1
Li, L.2
Xiong, H.3
Hsung, R.P.4
-
4
-
-
4544276732
-
-
(d) Hoffmann-Röder, A.; Krause, N. Angew. Chem., Int. Ed. 2004, 43, 1196.
-
(2004)
Angew. Chem., Int. Ed
, vol.43
, pp. 1196
-
-
Hoffmann-Röder, A.1
Krause, N.2
-
5
-
-
22944485617
-
-
(e) Ma, S. Chem. Rev. 2005, 105, 2829.
-
(2005)
Chem. Rev
, vol.105
, pp. 2829
-
-
Ma, S.1
-
10
-
-
53849119893
-
-
Some recent references (2008): (a) Guo, H.; Qian, R.; Guo, Y.; Ma, S. J. Org. Chem. 2008, 73, 7934.
-
Some recent references (2008): (a) Guo, H.; Qian, R.; Guo, Y.; Ma, S. J. Org. Chem. 2008, 73, 7934.
-
-
-
-
12
-
-
51749125933
-
-
(c) Creech, G. S.; Zhu, X.-F.; Fonovic, B.; Dudding, T.; Kwon, O. Tetrahedron 2008, 64, 6935.
-
(2008)
Tetrahedron
, vol.64
, pp. 6935
-
-
Creech, G.S.1
Zhu, X.-F.2
Fonovic, B.3
Dudding, T.4
Kwon, O.5
-
14
-
-
57449109708
-
-
(e) Chen, B.; Lu, Z.; Chai, G.; Fu, C.; Ma, S. J. Org. Chem. 2008, 73, 9486.
-
(2008)
J. Org. Chem
, vol.73
, pp. 9486
-
-
Chen, B.1
Lu, Z.2
Chai, G.3
Fu, C.4
Ma, S.5
-
15
-
-
54249138096
-
-
(f) Lian, X.; Ma, S. Angew. Chem., Int. Ed. 2008, 47, 8255.
-
(2008)
Angew. Chem., Int. Ed
, vol.47
, pp. 8255
-
-
Lian, X.1
Ma, S.2
-
16
-
-
56449107230
-
-
(g) Cheng, X.; Jiang, X.; Yu, Y.; Ma, S. J. Org. Chem. 2008, 73, 8960.
-
(2008)
J. Org. Chem
, vol.73
, pp. 8960
-
-
Cheng, X.1
Jiang, X.2
Yu, Y.3
Ma, S.4
-
20
-
-
48249106219
-
-
(k) Shi, M.; Tang, X.-Y.; Yang, Y.-H. J. Org. Chem. 2008, 73, 5311.
-
(2008)
J. Org. Chem
, vol.73
, pp. 5311
-
-
Shi, M.1
Tang, X.-Y.2
Yang, Y.-H.3
-
21
-
-
54549089829
-
-
(l) Alcaide, B.; Almendros, P.; Campo, T. M.; Carrascosa, R. Chem. - Asian J. 2008, 3, 1140.
-
(2008)
Chem. - Asian J
, vol.3
, pp. 1140
-
-
Alcaide, B.1
Almendros, P.2
Campo, T.M.3
Carrascosa, R.4
-
22
-
-
46849109760
-
-
(m) Brummond, K. M.; Chen, D.; Davis, M. M. J. Org. Chem. 2008, 73, 5064.
-
(2008)
J. Org. Chem
, vol.73
, pp. 5064
-
-
Brummond, K.M.1
Chen, D.2
Davis, M.M.3
-
23
-
-
54549120166
-
-
(n) Kitagaki, S.; Kawamura, T.; Shibata, D.; Mukai, C. Tetrahedron 2008, 64, 11086.
-
(2008)
Tetrahedron
, vol.64
, pp. 11086
-
-
Kitagaki, S.1
Kawamura, T.2
Shibata, D.3
Mukai, C.4
-
24
-
-
67749110130
-
-
(o) Liu, L.-P.; Xu, B.; Mashuta, M. S.; Hammond, G. B. J. Am. Chem. Soc. 2008, 130, 17642.
-
(2008)
J. Am. Chem. Soc
, vol.130
, pp. 17642
-
-
Liu, L.-P.1
Xu, B.2
Mashuta, M.S.3
Hammond, G.B.4
-
25
-
-
55349100528
-
-
(p) Miura, T.; Ueda, K.; Takahashi, Y.; Murakami, M. Chem. Commun. 2008, 5366.
-
(2008)
Chem. Commun
, pp. 5366
-
-
Miura, T.1
Ueda, K.2
Takahashi, Y.3
Murakami, M.4
-
26
-
-
57849147735
-
-
(q) Bolano, T.; Castarlenas, R.; Esteruelas, M. A.; Onate, E. Organometallics 2008, 27, 6367.
-
(2008)
Organometallics
, vol.27
, pp. 6367
-
-
Bolano, T.1
Castarlenas, R.2
Esteruelas, M.A.3
Onate, E.4
-
27
-
-
48849091957
-
-
(r) Tsukamoto, H.; Kondo, Y. Angew. Chem., Int. Ed. 2008, 47, 4851.
-
(2008)
Angew. Chem., Int. Ed
, vol.47
, pp. 4851
-
-
Tsukamoto, H.1
Kondo, Y.2
-
29
-
-
46849106323
-
-
(t) Feldman, K. S.; Iyer, M. R.; Lopez, C. S.; Faza, O. N. J. Org. Chem. 2008, 73, 5090.
-
(2008)
J. Org. Chem
, vol.73
, pp. 5090
-
-
Feldman, K.S.1
Iyer, M.R.2
Lopez, C.S.3
Faza, O.N.4
-
31
-
-
44449164559
-
-
(v) Daini, M.; Yoshikawa, M.; Inada, Y.; Uemura, S.; Sakata, K.; Kanao, K.; Miyake, Y.; Nishibayashi, Y. Organometallics 2008, 27, 2046.
-
(2008)
Organometallics
, vol.27
, pp. 2046
-
-
Daini, M.1
Yoshikawa, M.2
Inada, Y.3
Uemura, S.4
Sakata, K.5
Kanao, K.6
Miyake, Y.7
Nishibayashi, Y.8
-
32
-
-
40549127481
-
-
(w) Castarlenas, R.; Esteruelas, M. A.; Lalrempuia, R.; Olivan, M.; Onate, E. Organometallics 2008, 27, 795.
-
(2008)
Organometallics
, vol.27
, pp. 795
-
-
Castarlenas, R.1
Esteruelas, M.A.2
Lalrempuia, R.3
Olivan, M.4
Onate, E.5
-
33
-
-
4544276732
-
-
Biological activity: (a) Hoffmann-Röder, A.; Krause, N. Angew. Chem., Int. Ed. 2004, 43, 1196.
-
Biological activity: (a) Hoffmann-Röder, A.; Krause, N. Angew. Chem., Int. Ed. 2004, 43, 1196.
-
-
-
-
34
-
-
4544320494
-
-
Krause, N, Hashmi, A. S. K, Eds, Wiley-VCH: Weinheim
-
(b) Krause, N., Hashmi, A. S. K., Eds.; Modern Allene Chemistry; Wiley-VCH: Weinheim, 2004.
-
(2004)
Modern Allene Chemistry
-
-
-
37
-
-
26444543230
-
-
(b) Zhao, G.-L.; Shi, Y.-L.; Shi, M. Org. Lett. 2005, 7, 4527.
-
(2005)
Org. Lett
, vol.7
, pp. 4527
-
-
Zhao, G.-L.1
Shi, Y.-L.2
Shi, M.3
-
38
-
-
33744806328
-
-
(c) Shi, M.; Dai, L.-Z.; Shi, Y.-L.; Zhao, G.-L. Adv. Synth. Catal. 2006, 348, 967.
-
(2006)
Adv. Synth. Catal
, vol.348
, pp. 967
-
-
Shi, M.1
Dai, L.-Z.2
Shi, Y.-L.3
Zhao, G.-L.4
-
39
-
-
34250358551
-
-
(d) Dai, L.-Z.; Shi, Y.-L.; Zhao, G.-L.; Shi, M. Chem.-Eur. J. 2007, 13, 3701.
-
(2007)
Chem.-Eur. J
, vol.13
, pp. 3701
-
-
Dai, L.-Z.1
Shi, Y.-L.2
Zhao, G.-L.3
Shi, M.4
-
41
-
-
66749169285
-
-
(a) Liu, K.; Chougnet, A.; Woggon, W.-D. Angew. Chem., Int. Ed. 2008, 47, 1.
-
(2008)
Angew. Chem., Int. Ed
, vol.47
, pp. 1
-
-
Liu, K.1
Chougnet, A.2
Woggon, W.-D.3
-
42
-
-
26244454206
-
-
(b) Lee, Y. R.; Choi, J. H.; Yoon, S. H. Tetrahedron Lett. 2005, 46, 7539.
-
(2005)
Tetrahedron Lett
, vol.46
, pp. 7539
-
-
Lee, Y.R.1
Choi, J.H.2
Yoon, S.H.3
-
44
-
-
33751001333
-
-
(d) Cueva, J. P.; Giorgioni, G.; Grubbs, R. A.; Chemel, B. R.; Watts, V. J.; Nichols, D. E. J. Med. Chem. 2006, 49, 6848.
-
(2006)
J. Med. Chem
, vol.49
, pp. 6848
-
-
Cueva, J.P.1
Giorgioni, G.2
Grubbs, R.A.3
Chemel, B.R.4
Watts, V.J.5
Nichols, D.E.6
-
45
-
-
39149095977
-
-
(e) Kemnitzer, W.; Drewe, J.; Jiang, S.; Zhang, H.; Crogan-Grundy, C.; Labreque, D.; Bubenick, M.; Attardo, G.; Denis, R.; Lamothe, S.; Gourdeau, H.; Tseng, B.; Kasibhatla, S.; Cai, S. X. J. Med. Chem. 2008, 51, 417.
-
(2008)
J. Med. Chem
, vol.51
, pp. 417
-
-
Kemnitzer, W.1
Drewe, J.2
Jiang, S.3
Zhang, H.4
Crogan-Grundy, C.5
Labreque, D.6
Bubenick, M.7
Attardo, G.8
Denis, R.9
Lamothe, S.10
Gourdeau, H.11
Tseng, B.12
Kasibhatla, S.13
Cai, S.X.14
-
46
-
-
13844299492
-
-
(f) Bulman Page, P. C.; Buckley, B. R.; Heaney, H.; Blacker, A. J. Org. Lett. 2005, 7, 375.
-
(2005)
Org. Lett
, vol.7
, pp. 375
-
-
Bulman Page, P.C.1
Buckley, B.R.2
Heaney, H.3
Blacker, A.J.4
-
47
-
-
38949214649
-
-
(g) Liu, F.; Evans, T.; Das, B. C. Tetrahedron Lett. 2008, 49, 1578.
-
(2008)
Tetrahedron Lett
, vol.49
, pp. 1578
-
-
Liu, F.1
Evans, T.2
Das, B.C.3
-
49
-
-
0033966640
-
-
(b) Zapata, A. J.; Gu, Y.; Hammond, G. B. J. Org. Chem. 2000, 65, 227.
-
(2000)
J. Org. Chem
, vol.65
, pp. 227
-
-
Zapata, A.J.1
Gu, Y.2
Hammond, G.B.3
-
50
-
-
0034299118
-
-
(c) Zhao, C. Q.; Han, L. B.; Tanaka, M. Organometallics 2000, 19, 4196.
-
(2000)
Organometallics
, vol.19
, pp. 4196
-
-
Zhao, C.Q.1
Han, L.B.2
Tanaka, M.3
-
51
-
-
0041529949
-
-
(d) Rubin, M.; Markov, J.; Chuprakov, S.; Wink, D. J.; Gevorgyan, V. J. Org. Chem. 2003, 68, 6251.
-
(2003)
J. Org. Chem
, vol.68
, pp. 6251
-
-
Rubin, M.1
Markov, J.2
Chuprakov, S.3
Wink, D.J.4
Gevorgyan, V.5
-
52
-
-
33644650016
-
-
(e) Nishimura, T.; Hirabayashi, S.; Hayashi, T. J. Am. Chem. Soc. 2006, 126, 2556.
-
(2006)
J. Am. Chem. Soc
, vol.126
, pp. 2556
-
-
Nishimura, T.1
Hirabayashi, S.2
Hayashi, T.3
-
53
-
-
33747417778
-
-
(f) Ma, S.; Guo, H.; Yu, F. J. Org. Chem. 2006, 71, 6634.
-
(2006)
J. Org. Chem
, vol.71
, pp. 6634
-
-
Ma, S.1
Guo, H.2
Yu, F.3
-
55
-
-
33748429549
-
-
(h) Kumara Swamy, K. C.; Balaraman, E.; Satish Kumar, N. Tetrahedron 2006, 62, 10152.
-
(2006)
Tetrahedron
, vol.62
, pp. 10152
-
-
Kumara Swamy, K.C.1
Balaraman, E.2
Satish Kumar, N.3
-
57
-
-
36549062870
-
-
(j) Yuan, J.; Ruan, X.; Yang, Y.; Huang, X. Synlett 2007, 2871.
-
(2007)
Synlett
, pp. 2871
-
-
Yuan, J.1
Ruan, X.2
Yang, Y.3
Huang, X.4
-
58
-
-
53849083120
-
-
(k) Chakravarty, M.; Bhuvan Kumar, N. N.; Sajna, K. V.; Kumara Swamy, K. C. Eur. J. Org. Chem. 2008, 4500.
-
(2008)
Eur. J. Org. Chem
, pp. 4500
-
-
Chakravarty, M.1
Bhuvan Kumar, N.N.2
Sajna, K.V.3
Kumara Swamy, K.C.4
-
60
-
-
40949134118
-
-
(m) de los Santos, J. M.; Lòpez, Y.; Aparicio, D.; Palacios, F. J. Org. Chem. 2008, 73, 550.
-
(2008)
J. Org. Chem
, vol.73
, pp. 550
-
-
de los1
Santos, J.M.2
Lòpez, Y.3
Aparicio, D.4
Palacios, F.5
-
61
-
-
0342657702
-
-
(a) Muthiah, C.; Praveen Kumar, K.; Aruna Mani, C.; Kumara Swamy, K. C. J. Org. Chem. 2000, 65, 3733.
-
(2000)
J. Org. Chem
, vol.65
, pp. 3733
-
-
Muthiah, C.1
Praveen Kumar, K.2
Aruna Mani, C.3
Kumara Swamy, K.C.4
-
62
-
-
0035972042
-
-
(b) Praveen Kumar, K.; Muthiah, C.; Kumaraswamy, S.; Kumara Swamy, K. C. Tetrahedron Lett. 2001, 42, 3219.
-
(2001)
Tetrahedron Lett
, vol.42
, pp. 3219
-
-
Praveen Kumar, K.1
Muthiah, C.2
Kumaraswamy, S.3
Kumara Swamy, K.C.4
-
63
-
-
0036423665
-
-
(c) Muthiah, C.; Senthil Kumar, K.; Vittal, J. J.; Kumara Swamy, K. C. Synlett 2002, 1787.
-
(2002)
Synlett
, pp. 1787
-
-
Muthiah, C.1
Senthil Kumar, K.2
Vittal, J.J.3
Kumara Swamy, K.C.4
-
64
-
-
0242576774
-
-
(d) Chakravarty, M.; Srinivas, B.; Muthiah, C.; Kumara Swamy, K. C. Synthesis 2003, 2368.
-
(2003)
Synthesis
, pp. 2368
-
-
Chakravarty, M.1
Srinivas, B.2
Muthiah, C.3
Kumara Swamy, K.C.4
-
65
-
-
17144364627
-
-
(e) Kumara Swamy, K. C.; Kumaraswamy, S.; Senthil Kumar, K.; Muthiah, C. Tetrahedron Lett. 2005, 46, 3347.
-
(2005)
Tetrahedron Lett
, vol.46
, pp. 3347
-
-
Kumara Swamy, K.C.1
Kumaraswamy, S.2
Senthil Kumar, K.3
Muthiah, C.4
-
66
-
-
34249785925
-
-
(f) Kumara Swamy, K. C.; Pavan Kumar, K. V. P.; Rama Suresh, R.; Satish Kumar, N. Synthesis 2007, 1485.
-
(2007)
Synthesis
, pp. 1485
-
-
Kumara Swamy, K.C.1
Pavan Kumar, K.V.P.2
Rama Suresh, R.3
Satish Kumar, N.4
-
67
-
-
33947599993
-
-
(g) Kumara Swamy, K. C.; Srinivas, V.; Pavan Kumar, K. V. P.; Praveen Kumar, K. Synthesis 2007, 893.
-
(2007)
Synthesis
, pp. 893
-
-
Kumara Swamy, K.C.1
Srinivas, V.2
Pavan Kumar, K.V.P.3
Praveen Kumar, K.4
-
68
-
-
0034075324
-
-
Selected references on the utility of organophosphonates: (a) Iorga, B.; Eymery, F.; Savignac, P. Synthesis 2000, 576.
-
Selected references on the utility of organophosphonates: (a) Iorga, B.; Eymery, F.; Savignac, P. Synthesis 2000, 576.
-
-
-
-
70
-
-
0034697123
-
-
(c) Sun, S.; Turchi, I. J.; Xu, D.; Murray, W. V. J. Org. Chem. 2000, 65, 2555.
-
(2000)
J. Org. Chem
, vol.65
, pp. 2555
-
-
Sun, S.1
Turchi, I.J.2
Xu, D.3
Murray, W.V.4
-
73
-
-
0035931406
-
-
(f) Crist, R. M.; Reddy, P. V.; Borhan, B. Tetrahedron Lett. 2001, 42, 619.
-
(2001)
Tetrahedron Lett
, vol.42
, pp. 619
-
-
Crist, R.M.1
Reddy, P.V.2
Borhan, B.3
-
74
-
-
0035936810
-
-
(g) Kawasaki, T.; Nonaka, Y.; Watanabe, K.; Ogawa, A.; Higuchi, K.; Terashima, R.; Masuda, K.; Sakamoto, M. J. Org. Chem. 2001, 66, 1200.
-
(2001)
J. Org. Chem
, vol.66
, pp. 1200
-
-
Kawasaki, T.1
Nonaka, Y.2
Watanabe, K.3
Ogawa, A.4
Higuchi, K.5
Terashima, R.6
Masuda, K.7
Sakamoto, M.8
-
75
-
-
0141741556
-
-
(h) Gelman, D.; Jiang, L.; Buchwald, S. L. Org. Lett. 2003, 5, 2315.
-
(2003)
Org. Lett
, vol.5
, pp. 2315
-
-
Gelman, D.1
Jiang, L.2
Buchwald, S.L.3
-
78
-
-
33947196984
-
-
(k) Davis, F. A.; Xu, H.; Zhang, J. J. Org. Chem. 2007, 72, 2046.
-
(2007)
J. Org. Chem
, vol.72
, pp. 2046
-
-
Davis, F.A.1
Xu, H.2
Zhang, J.3
-
79
-
-
34848850097
-
-
(l) Sulzer-Mosse, S.; Tissot, M.; Alexakis, A. Org. Lett. 2007, 9, 3749.
-
(2007)
Org. Lett
, vol.9
, pp. 3749
-
-
Sulzer-Mosse, S.1
Tissot, M.2
Alexakis, A.3
-
80
-
-
33947609921
-
-
(m) Muruganantham, R.; Mobin, S. M.; Namboothiri, I. N. N. Org. Lett. 2007, 9, 1125.
-
(2007)
Org. Lett
, vol.9
, pp. 1125
-
-
Muruganantham, R.1
Mobin, S.M.2
Namboothiri, I.N.N.3
-
81
-
-
42649144150
-
-
(n) Liu, J.; Yang, Z.; Wang, Z.; Wang, F.; Chen, X.; Liu, X.; Feng, X.; Su, Z.; Hu, C. J. Am. Chem. Soc. 2008, 130, 5654.
-
(2008)
J. Am. Chem. Soc
, vol.130
, pp. 5654
-
-
Liu, J.1
Yang, Z.2
Wang, Z.3
Wang, F.4
Chen, X.5
Liu, X.6
Feng, X.7
Su, Z.8
Hu, C.9
-
83
-
-
0003563365
-
-
Kukhar, V. P, Hudson, H. R, Eds, John Wiley & Sons: Chichester, U.K
-
(b) Kukhar, V. P., Hudson, H. R., Eds.; Aminophosphonic and Aminophosphinic Acids. Chemistry and Biological Activity; John Wiley & Sons: Chichester, U.K., 2000.
-
(2000)
Aminophosphonic and Aminophosphinic Acids. Chemistry and Biological Activity
-
-
-
85
-
-
17244379375
-
-
(d) Palacios, F.; Alonso, C.; de los Santos, J. M. Chem. Rev. 2005, 105, 899.
-
(2005)
Chem. Rev
, vol.105
, pp. 899
-
-
Palacios, F.1
Alonso, C.2
de los3
Santos, J.M.4
-
86
-
-
59849100320
-
-
Bhuvan Kumar, N. N.; Chakravarty, M.; Satish Kumar, N.; Sajna, K. V.; Kumara Swamy, K. C. J. Chem. Sci. 2009, 121, 23.
-
(2009)
J. Chem. Sci
, vol.121
, pp. 23
-
-
Bhuvan Kumar, N.N.1
Chakravarty, M.2
Satish Kumar, N.3
Sajna, K.V.4
Kumara Swamy, K.C.5
-
87
-
-
68049102646
-
-
In the reactions using 5-chlorosalicylaldehyde and 2-hydroxy acetophenone, although reaction mixture showed products similar to 19 as the major components, we were able to isolate only the chromenes I and II, probably because of the ease of dehydration, Chemical Equation Presented
-
In the reactions using 5-chlorosalicylaldehyde and 2-hydroxy acetophenone, although reaction mixture showed products similar to 19 as the major components, we were able to isolate only the chromenes I and II, probably because of the ease of dehydration. (Chemical Equation Presented)
-
-
-
-
89
-
-
0036152992
-
-
(a) Finkelstein, B. L.; Benner, E. A.; Hendrixson, M. C.; Kranis, K. T.; Rauh, J. J.; Sethuraman, M. R.; McCann, S. F. Bioorg. Med. Chem. 2002, 10, 599.
-
(2002)
Bioorg. Med. Chem
, vol.10
, pp. 599
-
-
Finkelstein, B.L.1
Benner, E.A.2
Hendrixson, M.C.3
Kranis, K.T.4
Rauh, J.J.5
Sethuraman, M.R.6
McCann, S.F.7
-
90
-
-
0035956409
-
-
(b) Kawai, Y.; Hayashi, M.; Tokitoh, N. Tetrahedron: Asymmetry 2001, 12, 3007.
-
(2001)
Tetrahedron: Asymmetry
, vol.12
, pp. 3007
-
-
Kawai, Y.1
Hayashi, M.2
Tokitoh, N.3
-
91
-
-
68049106798
-
-
A small quantity of (Z)-chromenol (III) could also be isolated from the reaction performed at the lower temperature of 80°C using 9d, salicylaldehyde, and DBU as the base. At higher temperatures we could not detect this compound. (Chemical Equation Presented)
-
A small quantity of (Z)-chromenol (III) could also be isolated from the reaction performed at the lower temperature of 80°C using 9d, salicylaldehyde, and DBU as the base. At higher temperatures we could not detect this compound. (Chemical Equation Presented)
-
-
-
-
92
-
-
68049099712
-
-
1H NMR δ 1.71 (s, 3H), 1.79 (s, 3H), 6.19 (d, J = 8.0 Hz, 1H), 6.37 (d, J = 8.0 Hz, 1H), 6.75-7.06 (m, 4H)].
-
1H NMR δ 1.71 (s, 3H), 1.79 (s, 3H), 6.19 (d, J = 8.0 Hz, 1H), 6.37 (d, J = 8.0 Hz, 1H), 6.75-7.06 (m, 4H)].
-
-
-
-
94
-
-
0034867881
-
-
(b) Lu, X.; Zhang, C.; Xu, Z. Acc. Chem. Res. 2001, 34, 535.
-
(2001)
Acc. Chem. Res
, vol.34
, pp. 535
-
-
Lu, X.1
Zhang, C.2
Xu, Z.3
-
95
-
-
0032546126
-
-
The allenylphosphonate complex IV reacts smoothly with salicylaldehyde in the presence of sodium hydride to give chromene (V) by internal HWE reaction in good yield as a crystalline solid. See: Müller, T. J. J; Ansorge, M. Tetrahedron 1998, 54, 1457, Chemical Equation Presented
-
The allenylphosphonate complex IV reacts smoothly with salicylaldehyde in the presence of sodium hydride to give chromene (V) by internal HWE reaction in good yield as a crystalline solid. See: Müller, T. J. J; Ansorge, M. Tetrahedron 1998, 54, 1457. (Chemical Equation Presented)
-
-
-
|