Process for the preparation of pyridylamino-methylenemalonic aci

Details Process for the preparation of pyridylamino-methylenemalonic aci Process for the preparation of pyridylamino-methylenemalonic aci

1975-10-23

1977-03-22

Rotman, Alan L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260295R, 2602955R, 2602955B, C07D21357, C07D21355

Patent

active

040136566

ABSTRACT:
A process for preparing a pyridylaminomethylenemalonic acid derivative of the formula: ##STR1## which comprises reacting together a pyridyl compound of the formula: ##STR2## an alkoxy compound of the formula: ##STR3## and a malonic acid derivative of the formula selected of the group of ##STR4## wherein: R.sub.5 and R.sub.7 are the groups -- OOR.sub.4 or OOR.sub.5 or .tbd.N

REFERENCES:
patent: 3585198 (1971-06-01), Meszaros et al.
Lappin, J. Am. Chem. Soc., vol. 70, pp. 3348-3350, (1948).
The Merck Index, Eighth Edition, p. 711, RS 356 M524, 1968, C.8.

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