PROCESS FOR THE PREPARATION OF AMBRISENTAN AND NOVEL INTERMEDIATES THEREOF
The invention relates to improved processes for the preparation of ambrisentan. The invention also relates to a novel intermediate useful in the preparation of ambrisentan and a process for the preparation of the intermediate. The invention also relates to new polymorphic form of ambrisentan. In particular, it relates to a polymorphic form, designated as Form I of ambrisentan and a process for the preparation of the Form I.
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Page/Page column 6
(2012/07/28)
IMPROVED PROCESS FOR THE PREPARATION OF AMBRISENTAN AND NOVEL INTERMEDIATES THEREOF
The invention relates to improved processes for the preparation of ambrisentan. The invention also relates to a novel intermediate useful in the preparation of ambrisentan and a process for the preparation of the intermediate. The invention also relates to new polymorphic form of ambrisentan. In particular, it relates to a polymorphic form, designated as Form I of ambrisentan and a process for the preparation of the Form I.
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Page/Page column 14-15
(2011/02/24)
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