Synthesis of chroman derivatives

Details Synthesis of chroman derivatives Synthesis of chroman derivatives

1990-05-31

1992-05-12

Ivy, C. Warren

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544238, C07D23700

Patent

active

051129728

ABSTRACT:
The invention relates to new chroman derivatives of the formula I ##STR1## in which R.sup.1 is A,

REFERENCES:
patent: 4446113 (1984-05-01), Evans et al.
patent: 4542149 (1985-09-01), Evans et al.
patent: 4640928 (1987-02-01), Willcocks
patent: 4644070 (1987-02-01), Evans et al.
patent: 4772603 (1988-09-01), Evans
patent: 4786639 (1988-11-01), Evans
Morrison & Boyd, Organic Chemistry, 3rd Ed., Allyn & Bacon, Inc., publ., p. 555.

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