2-halochromans

Details 2-halochromans 2-halochromans

1986-11-20

1988-06-21

Chan, Nicky

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549410, C07D31172

Patent

active

047526467

ABSTRACT:
Novel 2-halochromans and their coupling to various nucleophiles to produce Vitamin E and as well as novel intermediates for Vitamin E.

REFERENCES:
patent: 4051153 (1977-09-01), Cohen
Bates, J. Org. Chem, 1983, 48 4479-4481.
Cohen, Helv. Chim Acta, vol. 61, Fasc 2 pp. 837-843 (1978).
Scott, Helv, Chim Acta, vol. 59, Fasc 1 pp. 290-306 (1976).
Foehlisch, Chem. Ber., 101, pp. 3990-4003 (1968).

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