Process for the preparation of anagrelide and analogues thereof

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United States of America Patent

PATENT NO 9067944
APP PUB NO 20130211083A1
SERIAL NO

13878651

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Abstract

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The present invention relates to a novel process for producing anagrelide, 6,7-dichloro-1,5-dihydroimidazo[2,1-b]quinazolin 2(3H)-one, or certain analogs thereof. The process of the invention also provides improved processes for producing key intermediates required for the synthesis of anagrelide or certain analogs thereof.

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Patent Owner(s)

Patent OwnerAddress
TAKEDA PHARMACEUTICAL COMPANY LIMITED1-1 DOSHOMACHI 4-CHOME CHUO-KU OSAKA-SHI OSAKA 5410045 ?5410045

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
McGee, Paul Basingstoke, GB 2 0

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