| 摘要 |
1279326 Sulphonium salts BADISCHE ANILIN- & SODA-FABRIK AG 31 Oct 1969 [2 Nov 1968] 53471/69 Addition to 1199297 Heading C2C Sulphonium salts of inorganic acids are prepared by reacting a thioether with an alkylene oxide and an inorganic acid at a temperature in the range 20‹ to 80‹ C. under atmospheric or superatmospheric pressure. Examples describe the preparation of compounds of the formula where R is octyl, dodecyl, a C 11 -C 14 alkyl mixture, a C 16 -C 20 alkyl mixture, cyclohexyl and phenylethyl. 1279363 Cardenolide ethers KNOLL AG CHEMISCHE FABRIKEN 12 Jan 1971 [2 Feb 1970] 1404/71 Heading C2U Novel compounds of formula (wherein R 1 is CH 3 or CHO; R 2 is H or OH; and R 3 is C 1-4 alkyl) are prepared by reaction of the corresponding 3#-hydroxy steroids with R 3 OCH 2 Hal. The novel compounds are said to be cardioactive and may be made up with carriers into pharmaceutical compositions for oral administration. |
