Salts of an LSD1 inhibitor
AssigneeIncyte Corporation
InventorsYongchun Pan, Wayne Han, Ganfeng Cao, Zhongjiang Jia, Vaqar Sharief, Jiacheng Zhou
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Abstract
The present disclosure relates to tosylate salts 1-{[4-(methoxymethyl)-4-({[(1R,2S)-2-phenylcyclopropyl]amino}methyl)piperidin-1-yl]methyl}cyclobutanecarboxylic acid, methods of preparation thereof, and intermediates in the preparation thereof, which are useful in the treatment of the LSD1-associated or mediated diseases such as cancer.
Claims57
A salt which is a 4-methylbenzenesulfonic acid salt of 1-((4-(methoxymethyl)-4-(((1R,2S)-2-phenylcyclopropylamino)methyl)piperidin-1-yl)methyl)cyclobutanecarboxylic acid or a hydrate or solvate thereof, wherein the salt is crystalline.
A method for preparing 1-{[4-(methoxymethyl)-4-({[(1R,2S)-2-phenylcyclopropyl]amino}methyl)piperidin-1-yl]methyl}cyclobutanecarboxylic acid bis(4-methylbenzenesulfonate), said method comprising:
- reacting 1-{[4-({(tert-butoxycarbonyl)[(1R,2S)-2-phenylcyclopropyl]amino}methyl)-4-(methoxymethyl)piperidin-1-yl]methyl}cyclobutanecarboxylic acid having the formula:
- with p-toluenesulfonic acid (TSOH) in a solvent to form 1-{[4-(methoxymethyl)-4-({[(1R,2S)-2-phenylcyclopropyl]amino}methyl)piperidin-1-yl]methyl}cyclobutanecarboxylic acid bis(4-methylbenzenesulfonate).
Dependencies are inferred from the claim text.