Salts of the CGRP antagonist BIBN4096 and inhalable powdered...

Details Salts of the CGRP antagonist BIBN4096 and inhalable powdered... Salts of the CGRP antagonist BIBN4096 and inhalable powdered...

2005-05-31

2005-05-31

McKenzie, Thomas C. (Department: 1624)

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

Reexamination Certificate

active

06900317

ABSTRACT:
The invention relates to salts of the active substance base 1-[N2-[3,5-dibromo-N-[[4-(3,4-dihydro-2(1H)-oxoquinazolin-3-yl)-1-piperidinyl]carbonyl]-D-tyrosyl]-L-lysyl]-4-(4-pyridinyl)-piperazine [BIBN4096] of formula I, the preparation thereof, a process for preparing an inhalation powder containing a salt of the active substance BIBN4096 as well as the inhalation powders which can be obtained by the process.

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