The present invention relates to a coumarin derivative of Formula (L) for detection of cysteine and process for preparation thereof. The present invention further relates to a process of detection of cysteine residues present in protein as well as the cysteine released by the enzymatic action of aminoacylase 1 by using coumarin derivative of Formula (L).
本发明涉及一种用于检测半胱
氨酸的
香豆素衍
生物(L式),以及其制备方法。本发明还涉及一种利用L式
香豆素衍
生物检测蛋白质中存在的半胱
氨酸残基以及通过
氨酰化酶1的酶促作用释放的半胱
氨酸的方法。