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Preparation manner null of jiarirusaruhuaido and
Preparation manner null of jiarirusaruhuaido and
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机译:加里鲁沙鲁怀多的制备方法无效
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摘要
A process for the preparation of diarylsulphides or of diarylselenides of the general formulae Ar - X - Ar, where X = S or Se and Ar = aryl, by the action of sulphur and sulphur dioxide or of selenium and selenium dioxide on a product of the formula Ar - H. Application to the preparation of the phenothiazines of the formula IMAGE (where X = S or Se and Z and Z1, which may be identical or different, = hydrogen, halogen, alkyl or alkoxy).
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