Organic compounds -- part of the class 532-570 series – Organic compounds – Sulfur containing
Patent
1984-05-15
1985-09-10
Daus, Donald G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Sulfur containing
568 49, 568 53, C07C14934, C07C14936
Patent
active
045408246
ABSTRACT:
A compound of the formula: ##STR1## wherein R is a hydrogen atom or a lower alkoxy group, X.sub.2 and Y.sub.2, being the same or different, are each a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, and Z is a hydrogen atom or a halogen atom, which is useful as an intermediate for the production of diphenyl sulfone compounds.
REFERENCES:
patent: 4374662 (1983-02-01), Konishi et al.
patent: 4486223 (1984-12-01), Konishi et al.
patent: 4486604 (1984-12-01), Konishi et al.
Arcoria, A. et al., Gazz. Chim. Ital., 91, pp. 223-241, 1961.
Hino Naganori
Konishi Hiroyuki
Matsumoto Hiroshi
Yoshida Ryo
Daus Donald G.
Gibson S. A.
Sumitomo Chemical Company Limited
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