专利名称：Process for the preparation of 1,4-diamino-2,3-dicyanoanthraquinones
发明人：KROCK, FRIEDRICH WILHELM, DR.,NEEFF,
RUTGER, DR.,SCHEITER, HEINZ, DR.
申请号：EP80104227.6申请日：19800718公开号：EP0023645B1公开日：19820728
摘要：2.3 - dicyano - anthrachinone formula wherein r is hydrogen, alkyl or cycloalkylobtained in good yields and high purity by implementation of compounds of the formulawherein x is hydrogen or sulfons\äuregruppe with cyanides in the presence offormamide or n - methyl formamide and, where appropriate, oxidationsmittelns andschwermetallkatalysatoren.
申请人：BAYER AG
地址：51368 Leverkusen DE
国籍：DE
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