5-halo-4H-1,3-dioxin-4-one compounds

Details 5-halo-4H-1,3-dioxin-4-one compounds 5-halo-4H-1,3-dioxin-4-one compounds

1984-06-11

1986-04-15

Milestone, Norma S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549221, 549274, 560 17, 560 23, 560 43, 560 51, 560 53, 558 87, 558179, C07D31908, C07D31906

Patent

active

045829136

ABSTRACT:
Disclosed are novel 5-halo-4H-1,3-dioxin-4-ones and their preparation by treating a compound having the formula ##STR1## with X.sub.2 or SO.sub.2 X.sub.2 wherein X is Cl or Br.

REFERENCES:
Calvin A. Buehler et al., Survey of Organic Syntheses, vol. 2 (1977) pp. 377-378.
E. V. Dehmlow et al., Liebigs Ann. Chem. (1982), pp. 1753-1755.
Boese, A. B., Ind. Eng. Chem. 32, 16-22 (1940).
Chick et al., J. Am. Chem. Soc. 93, 946-950 (1908).
Chick et al., J. Am. Chem. Soc. 97, 1978-2000 (1910).
Boehme, Org. Syn. Coll., vol. 4, 590-593 (1963).
Blomquist et al., J. Am. Chem. Soc. vol. 70, pp. 29-30 (1948).

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