Heterocyclic containing 5-oxo pyrans

Details Heterocyclic containing 5-oxo pyrans Heterocyclic containing 5-oxo pyrans

1981-04-20

1982-06-08

Ramsuer, Robert W.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544374, 546207, 548517, C07D29510

Patent

active

043340660

ABSTRACT:
A pyran derivative represented by the formula ##STR1## wherein R.sub.1 and R.sub.4 are each the same or different alkyl having 1 to 6 carbon atoms, R.sub.2 and R.sub.3, when attached to a nitrogen atom, forms a saturated hetrocyclic ring which has as a hetero atom a nitrogen atom is addition to the nitrogen atom attached to R.sub.2 and R.sub.3, or oxygen atom, and an acid addition salt thereof. The compounds have antibacterial and insecticidal action.

REFERENCES:
patent: 3029256 (1962-04-01), Cook
Torii et al., Chemical Abstracts, vol. 88 (1978), No. 50593h.
Japanese Unexamined Patent Application No. 18578, Feb. 20, 1978.
Japanese Unexamined Patent Application No. 12166, Jan. 29, 1977.

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