Impurity Reference Standard - Products

Alendronate EP Impurity A

CAT No: Cl-ALDR-01 CAS No: 56-12-2 Mol Wt: 103.1 Mol F: C4H9NO2 Inv Status: Custom Synthesis

Chemical Name: 4-Aminobutanoic acid

Alendronic Acid Dimeric Anhydride

CAT No: Cl-ALDR-02 CAS No: 165043-20-9 Mol Wt: 462.2 Mol F: C8H22N2O12P4 Inv Status: Custom Synthesis

Chemical Name: (3,6-bis(3-aminopropyl)-2,5-dihydroxy-2,5-dioxido-1,4,2,5-dioxadiphosphinane-3,6-diyl)diphosphonic acid

Alendronate EP Impurity B

CAT No: Cl-ALDR-03 CAS No: 14265-44-2 Mol Wt: 95 Mol F: PO4 Inv Status: Custom Synthesis

Chemical Name: Phosphate

Alendronate EP Impurity C

CAT No: Cl-ALDR-04 CAS No: 14901-63-4 Mol Wt: 79 Mol F: PO3 Inv Status: Custom Synthesis

Chemical Name: Phosphite

Alendronate

CAT No: Cl-ALDR-05 CAS No: 66376-36-1 Mol Wt: 249.1 Mol F: C4H13NO7P2 Inv Status: Custom Synthesis

Chemical Name: (4-Amino-1-hydroxybutylidene)bisphosphonate ;(4-amino-1-hydroxybutylidene)diphosphonate (as per USP)

Alendronate Impurity 1

CAT No: Cl-ALDR-06 CAS No: NA Mol Wt: 435.3 Mol F: C16H23NO9P2 Inv Status: Custom Synthesis

Chemical Name: 1-(Dimethoxyphosphoryl)-4-(1,3-dioxoisoindolin-2-yl)butyl dimethyl phosphate

Alendronate Sodium

CAT No: Cl-ALDR-07 CAS No: 129318-43-0 Mol Wt: 271.08 Mol F: C4H12NNaO7P2 Inv Status: In Stock

Chemical Name: Sodium hydrogen(4-amino-1-hydroxy-1-phosphonobutyl)phosphonate

Alendronate Sodium Trihydrate

CAT No: Cl-ALDR-08 CAS No: 121268-17-5 Mol Wt: 271.08 : (18.02)3 Mol F: C4H12NNaO7P2 : (H2O)3 Inv Status: In Stock

Chemical Name: Sodium hydrogen(4-amino-1-hydroxy-1-phosphonobutyl)phosphonate trihydrate

Alendronic Acid Impurity 2

CAT No: Cl-ALDR-09 CAS No: 73858-59-0 Mol Wt: 151.1 Mol F: C4H10NO3P Inv Status: Custom Synthesis

Chemical Name: Pyrrolidin-2-ylphosphonic acid

Alendronic Acid Related Impurity 2

CAT No: Cl-ALDR-10 CAS No: 165043-19-6 Mol Wt: 295.1 Mol F: C4H12NO8P3 Inv Status: Custom Synthesis

Chemical Name: 5-(3-Aminopropyl)-4,5,6-trihydroxy-1,3,2,4,6-dioxatriphosphinane 2,4,6-trioxide

Alendronic Acid-d6

CAT No: Cl-ALDR-11 CAS No: 1035437-39-8 Mol Wt: 255.1 Mol F: C4H7D6NO7P2 Inv Status: Custom Synthesis

Chemical Name: (4-Amino-1-hydroxybutane-1,1-diyl-2,2,3,3,4,4-d6)bis(phosphonic acid)