| 摘要 |
<p>1505020 Substituted 2-phenylimino-thiazolines BAYER AG 13 July 1976 [15 July 1975 21 Nov 1975] 29105/75 Heading C2C Novel substituted 2-phenylimino-thiazolines having the general formula wherein R<SP>1</SP> and R<SP>2</SP> are optionally substituted alkyl; R<SP>3</SP> is optionally substituted alkyl or halogen; R<SP>4</SP> is alkyl, cycloalkyl or alkenyl and n is 0, 1 or 2, or a salt thereof, are prepared by reacting a compound of the formula with a halogenoacetaldehyde or a compound which splits off a halogenoacetaldehyde, and optionally converting the resulting compound into a salt by the addition of an acid. The process is preferably carried out in the presence of a solvent and an acid-binding agent at a temperature of from 20‹ to 80‹ C. The novel compounds may be used as ectoparasiticides.</p> |
