1'-Substituted xanthene-9-spiro-4'-piperidine derivatives and an

Details 1'-Substituted xanthene-9-spiro-4'-piperidine derivatives and an 1'-Substituted xanthene-9-spiro-4'-piperidine derivatives and an

1976-10-14

1981-05-19

Jiles, Henry R.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Parasitic organism or component thereof or substance...

260335, 542401, 546 17, 546217, A61K 31445, C07D491107

Patent

active

042685141

ABSTRACT:
The disclosure relates to xanthene derivatives which possess analgesic activity, to processes for the manufacture of said derivatives and to pharmaceutical compositions containing them. Typical of the xanthene derivatives disclosed is 6-chloro-4-hydroxy-1'-methylxanthene-9-spiro-4'-piperidine.

REFERENCES:
patent: 3048595 (1962-08-01), Zirkle
patent: 3652558 (1972-03-01), Lunsford et al.

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