6-HETEROCYCLIC SUBSTITUTED 4-AMINO-1,2,2A,3,4-HEXAHYDROBENZ-[CD]-INDOLES OR THEIR PHARMACEUTICALLY ACCEPTABLE SALTS AND METHOD FOR THEIR PRODUCTION Russian patent published in 1996 - IPC

Abstract RU 2062775 C1

FIELD: organic chemistry. SUBSTANCE: desired 6-heterocyclic substituted 4-amino-1,2,2a,3,4-hexahydrobenz-[c,d]-indoles have formula where R1,R2 are C1-C4-alkyl or cyclopropylmethyl, R3 is H or protective amino group, Het is aromatic 5- or 6-membered heterocyclic ring with 1-3 heteroatoms which are the same or different and are chosen of S, O and N. Said 6-membered ring may contain only carbon and nitrogen, and 5-membered ring comprises not more than one atom of S or O. EFFECT: improves quality of desired product. 15 cl

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RU 2 062 775 C1

Authors

Richard Nolan Bukher[Us]

Dehvid Ehrnst Lokhorn[Us]

Majkl Dzhon Martinelli[Us]

Charl'Z Dzhonson Pehjdzhet

Dzhon Menert Skaus[Us]

Dates

1996-06-27Published

1992-03-25Filed