1246445-24-8Relevant articles and documents
PROCESS FOR THE PREPARATION OF ERLOTINIB OR ITS PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
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Page/Page column 19, (2010/11/03)
The present invention relates to a process for preparation of erlotinib of Formula I or its pharmaceutically acceptable salt thereof. The present invention also relates to process for the preparation of erlotinib trifluoroacetate. The present invention also relates to a noveICrystalline form of erlotinib trifluoroacetate designated as Form E and process for its preparation. The present invention further relates to process for the preparation of erlotinib hydrochloride from erlotinib trifluoroacetate.