英文别名Pyrrolidin-2-ylphosphonic acid; pyrrolidine-2-ylphosphonic acid; 2-phosphonopyrrolidine; pyrrolidine-2-phosphonic acid; Pyrrolidin-2-phosphonsaeure; pyrrolidin-2-yl-phosphonic acid; Alendronic Acid Related Impurity 1; (±)-(pyrrolidin-2-yl)phosphonic acid; Alendronic Acid Impurity 2; Phosphonic acid, 2-pyrrolidinyl- (9CI); Alendronic Acid Impurity 1 
