N hydroxy succinimidyl 3 indolylacetate (SIIA) is a new fluorescence derivatization reagent with an indole ring and a N hydroxy succinimide ester reactive function.

• 羟基琥珀酰亚胺-3-吲哚乙酸酯（SIIA）是一种含有新型反应活性基团的荧光衍生试剂，可在温和的条件下与氨基化合物进行衍生反应。