Reversible binding of hydrogencarbonate to a chiral di-aqua lanthanide complex occurs in the pH range 6.5–8.5, limiting the measured relaxivity in the gadolinium complex and enhancing the metal-based emission in the europium analogue.
碳酸氢盐与手性双
水镧系元素络合物的可逆结合发生在 pH 范围 6.5-8.5 范围内,限制了
钆络合物中测量的弛豫率,并增强了
铕类似物中的
金属基发射。