Alkenylphenol derivatives

Details Alkenylphenol derivatives Alkenylphenol derivatives

1989-05-24

1990-11-06

Berch, Mark L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546 15, 544 6, 544 70, 544230, C07D48110, C07D47122, C07D49522, C07D49322

Patent

active

049688111

ABSTRACT:
Novel 1,6-diaza[4.4]spirodilactams having a hydroxyaryl substituent on each spiro ring nitrogen atom and at least one alkenyl group located on an aromatic ring carbon atom which is ortho to the hydroxy of the hydroxyaryl substituents are produced by Claisen Rearrangement of an alkenyl ether of the hydroxyaryl-substituted spirodilactam having one fewer ortho-alkenyl substituent.

REFERENCES:
patent: 1999181 (1935-04-01), Conover et al.
patent: 4100140 (1978-07-01), Zahir et al.
Cava et al., J. Amer. Chem. Soc., 79, pp. 1706-1709, (1956).
Cava et al., J. Amer. Chem. Soc., 77, pp. 6022-6026, (1955).

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