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US 6,548,680 B1Granted
Process for the production of N-protected azetidine-2-carboxylic acids (azeohs)
AssigneeAstraZeneca AB
InventorMagnus Sjögren
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Abstract
There is provided a process for the production of a N-protected azetidine-2-carboxylic acid, which process comprises the steps of: (a) addition of base to an aqueous solvent comprising an organic acid addition salt of an azetidine-2-carboxylic acid; and (b) addition of protecting agent to the resultant reaction mixture.
Claims7
A process for the production of a N-protected azetidine-2-carboxylic acid, which process comprises the steps of:
- (a) addition of base to an aqueous solvent comprising an organic acid addition salt of an azetidine-2-carboxylic acid;
- and (b) reacting the azetidine-2-carboxylic acid with protecting agent.
Dependencies are inferred from the claim text.