| 摘要 |
1,267,328. Oxazolidines; thiadiazoles. CHARLES E. FROSST & CO. 19 May, 1969 [21 April, 1969], No. 52518/70. Divided out of 1,264,558. Heading C2C. S-compounds of the general formula (X<SP>1</SP> = morpholino, piperidyl, hydroxypiperidyl, N-(C 1-5 alkyl)piperazinyl; Y = C 1-5 alkyl or hydroxyalkyl; Z = A, C 1-5 alkyl, Ph, Ph-(C 1-5 alkyl) are prepared by reacting an S-compound of the formula with X<SP>1</SP>C(NH)CN, and may be converted to compounds of the general formula by reaction with sulphur mono- or dichloride followed by addition of a base. The final product may be converted to a salt. The preparation of the cyanimide is described.
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