Phosphonium salts of N-phosphonomethylglycine and their use as h

Details Phosphonium salts of N-phosphonomethylglycine and their use as h Phosphonium salts of N-phosphonomethylglycine and their use as h

1982-05-05

1985-06-25

Evans, J. E.

Chemistry: fertilizers

Processes and products

Forms or conditioning

2605025F, C07C 938

Patent

active

045252025

ABSTRACT:
Novel phosphonium salts of N-phosphonomethylglycine are disclosed herein, having the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are independently selected from the group consisting of C.sub.1 -C.sub.10 alkyl benzyl, phenyl, substituted phenyl and substituted benzyl wherein said substituents are independently selected from halogen, lower alkoxy, and lower alkyl; provided that at least one of R.sup.1, R.sup.2, R.sup.3, or R.sup.4 is benzyl, substituted benzyl, or substituted phenyl. The compounds are useful as herbicides and plant growth regulants.

REFERENCES:
patent: 3230069 (1966-01-01), Preston
patent: 3364107 (1968-01-01), Berenson et al.
patent: 3556762 (1971-01-01), Hamm
patent: 3847947 (1974-11-01), Epstein
patent: 3929450 (1975-12-01), Hamm et al.
patent: 3977860 (1976-08-01), Franz
patent: 4233056 (1980-11-01), Maier

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