Michaelis-Arbuzov reaction of N-(chloroacetyl)amino phosphonic acids or their esters, followed by acidolysis, gives moderate yields of N-(phosphonoacetyl) derivatives of a variety of (aminoalkyl)phosphonic acids, including analogues of the cytostatic agent PALA, in which the alpha- or beta-carboxylic groups in the aspartate moiety are replaced by a PO3H2 function. Assay of cytostatic activity with
N-(
氯乙酰基)
氨基膦酸或其酯的Michaelis-Arbuzov反应,然后酸解,可得到中等收率的各种(
氨基烷基)
膦酸的N-(膦酰基乙酰基)衍
生物,包括细胞
抑制剂PA
LA的类似物。
天冬氨酸部分中的α-或β-羧基被PO3H2取代。用人KB
细胞系的细胞抑制活性的测定表明,用PO 3 H 2取代PA
LA中的任何COOH基团会导致细胞抑制活性的完全丧失。在该报告中描述的其他[N-(膦酰基乙酰基)
氨基]烷基
膦酸的情况下也未观察到活性。