Process for preparing 2,2-difluoroketene silyl O,S-acetals and .

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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549 4, 556427, 556429, 556470, C07D31718, C07F 704

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054281768

ABSTRACT:
Processes for preparing 2,2-difluoroketene silyl O,S-acetals and .alpha.,.alpha.-difluoro-.beta.-silyloxy-1,3-dioxolane-4-propanoic acid O,S-esters.

REFERENCES:
patent: 4414372 (1983-11-01), Farnham et al.
patent: 4417034 (1983-11-01), Webster
patent: 4482729 (1984-11-01), Ishikawa et al.
patent: 4508880 (1985-04-01), Webster
patent: 4526988 (1985-07-01), Hertel
patent: 4746750 (1988-05-01), Revis
patent: 4754046 (1988-06-01), Revis
patent: 4824980 (1989-04-01), Schulz, Jr. et al.
patent: 4824981 (1989-04-01), Schulz, Jr. et al.
patent: 5041587 (1991-08-01), Itoh et al.
Ainsworth C., et al., J. Organometallic Chem., 46 (1972), pp. 59-71.
Kita, Y., et al., Tetrahedron Letters, 24:12 (1983), pp. 1273-1276.
Brown, C., J. Org. Chem., 39:9 (1974), pp. 1324-1325.
Kuo, Y., et al., Chemical Communications, (1971), pp. 136-137.
Petrov, A., et al., J. Gen. Chem., (U.S.S.R.), 29 (1959) pp. 2896-2899.
Ojima, I., et al., J. Organometallic Chem., 111(1976), pp. 43-60.
Howe, J., et al., J. Organometallic Chem., 208 (1981), pp. 401-406.
Yoshii, E., et al., Chem. Pharm. Bull., 22:11 (1974), pp. 2767-2769.
Ainsworth, C., and Chen, F., J. Am. Chem. Soc., 94:11 (1972), pp. 4037-4038.
Kitagawa, O., et al., Tetrahedron Letters, 29:15 (1988), pp. 1803-1806.
Burton, D., and Eason, J., J. of Fluorine Chemistry, 38 (1988), pp. 125-129.
Kuroboshi, M., and Ishihara, T., The Chemical Society of Japan, 63 (1990), pp. 428-437.
Taguchi, T., et al., Tetrahedron Letters, 29:41 (1988), pp. 5291-5294.
Takeuchi, Y., et al., J. Chem. Soc. Perkin Trans. I. (1988), pp. 1149-1153.
Greuter, H., et al., Tetrahedron Letters, 29:27 (1988), pp. 3291-3294.
Yamana, M., et al., Tetrahedron Letters, 24:5 (1983), pp. 507-510.
Easdon, J., New Synthetic Methodology for Organofluorine Compounds, Thesis Jul. 1987, University of Iowa, pp. 162-206 and pp. 267-278.
Lang, R., and Schaub, B., Tetrahedron Letters, 29:24 (1988), pp. 2943-2946.
Mcharek, S., et al., J. of Organometallic Chem., 401 (1991) pp. 211-215.
Lang, R., Helvetica Chemica Acta, 71 (1988), pp. 369-373.
Kitagawa, O., et al., Chemistry Letters (Japan) , pp. 1307-1310.
Kobayashi, et al., Tetrahedron Letters, 29:15 (1988), pp. 1803-1806.
Tanaka, K., et al., Chemistry Letters, (1979), pp. 175-178.
Muzzard, M., et al., J. Org. Chem., 58 (1993), pp. 29-31.
Gimbert, Y., et al., Tetrahedron Letters, 32:37 (1991), pp. 4897-4900.
Purrington, S. and Sheu, K., Tetrahedron Letters, 33:23 (1992), pp. 3289-3292.
DeCock, Ch., et al., Tetrahedron Letters, 41:19 (1989), pp. 4183-4189
Piettre, S., et al., Tetrahedron Letters, 43:19 (1987), pp. 4309-4919.
Purrington S., et al., Jour. Fluorine Chem. 43 (1989), pp. 229-234.
Robert W. Lang et al., Tetrahedron Letters vol. 29, No. 24 pp. 2943-2946 (1988).
Hans Greuter et al., Tetrahedron Letters vol. 29, No. 27, pp. 3291-3294 (1988).
Kitagawa et al., Tetrahedron Letters vol. 29, No. 15, pp. 1803-1806 (1988).

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