Organic compounds -- part of the class 532-570 series – Organic compounds – Hydroxamic acids – chalcogen analogs or salts thereof
Patent
1999-07-14
2000-11-28
Barts, Samuel
Organic compounds -- part of the class 532-570 series
Organic compounds
Hydroxamic acids, chalcogen analogs or salts thereof
C07C25904
Patent
active
061537934
ABSTRACT:
There is disclosed a method for producing an N-alkyl-.alpha.-dialkylaminoacetohydroxamic acid compound represented by formula (2), which comprises reacting an .alpha.-dialkylaminoacetic acid ester compound represented by formula (1) with an N-alkylhydroxylamine, wherein the reaction is carried out in water and an ether-series organic solvent, ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4, which are the same or different, each represents an alkyl group. According to the method, it is possible to obtain the objective compound in a high yield with a short reaction time, with restrained formation of a by-product.
REFERENCES:
patent: 5015763 (1991-05-01), Ono
M. Ono, Journal of Synthetic Organic Chemistry, Japan, vol. 47, pp. 795-812 (1989).
M. Ono et al., Tetrahedron Lett., vol. 30, No. 2, pp. 207-210 (1989).
Kitamura Masaharu
Mori Hideto
Satoh Akio
Urazoe Daisuke
Barts Samuel
Davis Brian J.
Fuji Photo Film Ltd.
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