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0008307835
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For some selected and recent syntheses of racemic and optically active α-aminomethylphosphonic acids and esters: (a) Uziel, J.; Genêt, J.-P. Russ. J. Org. Chem. 1997, 33, 11521.
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33748896044
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84986675564
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For some recent syntheses of optically active β-aminoethylphosphonic, see ref 2a.b.
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(i) Groth, U.; Lehmann, L.; Richter, L.; Schöllkopf, U. Liebigs Ann. Chem. 1993, 427. For some recent syntheses of optically active β-aminoethylphosphonic, see ref 2a.b.
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Groth, U.1
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Alternative method of deprotection in the presence of trialkylsilyl halides: McKenna, C. E.; Higa, M. T.; Cheung, N. H.; McKenna, M. C. Tetrahedron Lett. 1977, 18, 155.
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0343487454
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Condensation reactions of corresponding primary amines with α-chloromethylphosphonic acids
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(b) Courtois, G.; Miginiac, L. Synth. Commun. 1991, 21, 201. Condensation reactions of corresponding primary amines with α-chloromethylphosphonic acids:
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Courtois, G.1
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0041510572
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(d) Fredericks, P. M.; Summers, L. A. Z. Naturforsch. C 1981, 36, 242. Reaction of N-alkyl-N-hydroxymethylformamides with phosphorus trichloride:
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Fredericks, P.M.1
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24
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0042512377
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Preparation of N-alkyl-β-aminoethylphosphonic acids by phosphorylation of β-bromoalkylamines with chlorophosphates: Brigot, D.; Collignon, N.; Savignac, P. Tetrahdron 1979, 35, 1345.
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33947290547
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Suzuki, A.1
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Midland, M.M.5
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0001187146
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(b) Brown, H. C.; Midland, M. M.; Levy, A. B.; Suzuki, A.; Sono, S.; Itoh, M. Tetrahedron 1987, 43, 4079.
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-
27
-
-
84963437844
-
-
I was obtained by treatment of diethyl α-iodomethylphosphonate (Lancaster) with sodium azide in DMSO: Berté-Verrando, S.; Nief, F.; Patois, C.; Savignac, P. Phosphorus, Sulfur, Silicon 1995, 103, 91.
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Berté-Verrando, S.1
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Savignac, P.4
-
30
-
-
0000977854
-
-
13 was prepared by reaction of diethyl β-bromoethylphosphonate (Lancaster) with sodium azide: Ohashi, K.; Kosai, S.; Arizuka, M.; Watanabe, T.; Yamagiva, Y.; Kamikawa, T. Tetrahedron 1989, 45, 2557.
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Ohashi, K.1
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31
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-
33847087344
-
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3: Brown, H. C.; Ravindran, N.; Kulkarni, S. U. J. Org. Chem. 1980, 43, 384.
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-
32
-
-
0041510571
-
-
note
-
3, 297 K) δ -332 (br), -164.8, -135.3.
-
-
-
-
33
-
-
0000869438
-
-
Walawalkar, M. G.; Murugavel, R.; Roesky, H. W.; Schmidt, H.-G. Organometallics 1997, 16, 516.
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Walawalkar, M.G.1
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Roesky, H.W.3
Schmidt, H.-G.4
-
34
-
-
0030895306
-
-
Diemert, K.; Englert, U.; Kuchen, W.; Sandt, F. Angew. Chem., Int. Ed. Engl. 1997, 36, 241.
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Diemert, K.1
Englert, U.2
Kuchen, W.3
Sandt, F.4
-
35
-
-
0041510570
-
-
note
-
+].
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-
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