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Application filed by Karel Bumbalek, Ladislav OlserfiledCriticalKarel Bumbalek
Priority to CS623074ApriorityCriticalpatent/CS167826B1/cs
Publication of CS167826B1publicationCriticalpatent/CS167826B1/cs
17-spirosultine derivatives and the corresponding ypsilon-hydroxy-acid derivatives of androst-4-en-3-one processes for preparing them and pharmaceutical compositions containing them
Preparation of 6-chloro-2-chloromethyl-4-phenylquinazoline-3-oxide and 2-(1'-chloroimino-2'-chloromethyl)-5-chlorobenzophenone as intermediate thereof