Organic compounds -- part of the class 532-570 series – Organic compounds – Sulfonic acids or salts thereof
Patent
1989-03-24
1990-07-24
Evans, J. E.
Organic compounds -- part of the class 532-570 series
Organic compounds
Sulfonic acids or salts thereof
564 88, C07C14328, C07C14338, C07C
Patent
active
049436554
ABSTRACT:
Process for preparing 2-alkyl-5-haloacetylbenzenesulfonamide represented by the general formula (1), ##STR1## (wherein R.sup.1 is an alkyl group having 1 to 5 carbon atoms; and X is a chlorine atom, bromine atom or iodine atom), characterized by halogenating a 5-acetyl-2-alkylbenzenesulfonamide represented by the general formula (2), ##STR2## (wherein R.sup.1 is the same as defined above) in a lower alcohol represented by the general formula (3),
Goda Hiroshi
Hamatani Kazuhiro
Kato Kunioki
Kawamura Masao
Sawada Kiyoshi
Evans J. E.
Seitetsu Kagaku Co., Ltd.
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