Hm. Hassan et al., SYNTHESIS AND BIOLOGICAL-ACTIVITY OF SOME NOVEL AMINO-ACID AND PHOSPHAZANE DERIVATIVES OF 7-HYDROXY-4-METHYLCOUMARIN, Journal of the Indian Chemical Society, 75(6), 1998, pp. 377-378
Some new amino acids, tosyl- or phthalyiamino acids and phosph(v)azane
derivatives of 7-hydroxy-4-methylcoumarin (2-21) have been prepared a
nd their biological activities evaluated.