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专利信息
专利号:WO-0127095-A1
优先权日:1999-10-14
标 题:Method for producing 2-(n-boc-aminomethyl)-thiazol-4-carboxylic acid
发明人:BUSCHMANN ERNST; PFEIFFER THOMAS
权利人:BASF AG; BUSCHMANN ERNST; PFEIFFER THOMAS
摘要:The synthesis of dolastatin 3, which inhibits cell growth, requires a 2-aminomethyl-thiazol-4-carboxylic acid that is protected on the amino group as a building block. The invention provides a synthesis for producing this compound with a high degree of purity and a high yield so that it is also feasible on an industrial scale. To this end, a glycine thioamide with a protective group on the amino group is reacted preferably with 3-brom-2-oxo-propionic acid in the presence of at least one tertiary amine.