1,2-ビス(2-アミノフェノキシ)エタン-N,N,N',N'-四酢酸四ナトリウム 化学特性,用途語,生産方法
化学的特性
beige powder
使用
Suitable as Ca2+-indicator (fluorescence suppressed by Ca2+). Chelator with a greater selectivity for calcium compared to magnesium.
一般的な説明
Ca
2+-chelator exhibiting a 10
5-fold greater affinity for Ca
2+ (110 nM) than for Mg
2+. After BAPTA complexes with Ca
2+, the UV spectrum shifts from 254 to 279 nm at pH >6.0. Useful for spectrophotometric monitoring of extracellular Ca
2+ levels, especially transient phenomena, because of its insensitivity to pH. Has been used for the measurement and control of Ca
2+ levels in eggs, chromaffin cells, muscle cells, retinal cells, and pancreatic cells. In conjunction with certain formazan dyes, BAPTA can be used in a colorimetric assay for Mg
2+. Has neuroprotective effects
in vitro against excitotoxic damage and spontaneous recurrent seizures, such as epilepsy.
1,2-ビス(2-アミノフェノキシ)エタン-N,N,N',N'-四酢酸四ナトリウム 上流と下流の製品情報
原材料
準備製品