Phosphonous acid derivatives, processes for their preparation an

Details Phosphonous acid derivatives, processes for their preparation an Phosphonous acid derivatives, processes for their preparation an

1978-11-13

1980-07-22

Phillips, Delbert R.

Drug, bio-affecting and body treating compositions

Immunoglobulin, antiserum, antibody, or antibody fragment,...

Reduced antigenicity, reduced ability to bind complement, or...

2601125R, 2605025, A61K 37100, C07C10352

Patent

active

042139694

ABSTRACT:
Phosphonous acid derivatives of the general formula I ##STR1## or the corresponding zwitterion form, in which R, R.sub.1, R.sub.2 and R.sub.3 have the meanings given hereinafter, are valuable microbicides. They are being manufactured according to known methods of peptide synthesis and may be used to protect plants from the attack of plant-pathogenic bacteria and fungi.

REFERENCES:
patent: 4016148 (1977-04-01), Atherton et al.
Huber, J., et al., Journal of Medicinal Chemistry, vol. 18, pp. 106-108, (1975).
Hariharan, M., et al., J. Org. Chem., vol. 40, pp. 470-473 (1975).
Gilmore, F., et al., J. Pharm. & Sci., vol. 63, 1087 (1974).

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