Olefinic diphosphonic acids, a process for their production, the

Details Olefinic diphosphonic acids, a process for their production, the Olefinic diphosphonic acids, a process for their production, the

1989-06-30

1990-10-09

Evans, J. E.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus acids or salts thereof

549 78, 549218, 562 13, 562 22, C07F 938

Patent

active

049622293

ABSTRACT:
3-R.sup.1 -3-oxoprop-1-ene-1,1-diphosphonic acids corresponding to the following general formula ##STR1## in which R.sup.1 is a tertiary substituted alkyl group, an optionally substituted cycloalkyl group, or an optionally substituted aryl or heteroaryl group, and

REFERENCES:
patent: 3062792 (1962-11-01), McConnell et al.
patent: 3544509 (1970-12-01), Carroll et al.
patent: 3576793 (1971-04-01), Carroll et al.
patent: 3808237 (1974-04-01), Kerst
Blum, Zeitschrift fur Naturforschung B (Chemical Sciences), Band 43, No. 1, Jan. 1980, pp. 75-81, Tubingen, W. Germany.

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