Azelastine

All (33)
Pharmaceutical Reference Standards (26)
Possible Nitroso Standards (4)
Stable Isotopes and Metabolites (1)

Azelastine EP Impurity B

CF CAT No: CS-O-13790

CAS No: 110406-94-5

Mol.F. : C14H21N3O

Mol.Wt. : 247.34

Inv. Status :

Azelastine 2-Chloro Isomer

CF CAT No: CS-O-47386

CAS No: 752922-66-0

Mol.F. : C22H24ClN3O

Mol.Wt. : 381.9

Inv. Status :

Azelastine 3-Chloro-Isomer

CF CAT No: CS-T-50853

CAS No: 37933-01-0

Mol.F. : C22H24ClN3O

Mol.Wt. : 381.9

Inv. Status :

1-Chlorophthalazine (USP)

CF CAT No: RSN-A004811

CAS No: 5784-45-2

Mol.F. : C8H5ClN2

Mol.Wt. : 164.6

Inv. Status : In Stock

1-Phthalazinone

CF CAT No: RSN-A004812

CAS No: 119-39-1

Mol.F. : C8H6N2O

Mol.Wt. : 146.1

Inv. Status : In Stock

Azelastine 3-Chloro-Isomer HCl

CF CAT No: RSN-A004813

CAS No:

Mol.F. : C22H24ClN3O : HCl

Mol.Wt. : 381.9 : 36.5

Inv. Status : In Stock

Azelastine 5-Member-Cyclic-Isomer HCl

CF CAT No: RSN-A004814

CAS No: 117078-70-3

Mol.F. : C22H24ClN3O : HCl

Mol.Wt. : 381.9 : 36.5

Inv. Status : In Stock

Azelastine EP Impurity A

CF CAT No: RSN-A004815

CAS No: 613-94-5

Mol.F. : C7H8N2O

Mol.Wt. : 136.2

Inv. Status : In Stock

Azelastine EP Impurity C

CF CAT No: RSN-A004817

CAS No: 53242-76-5

Mol.F. : C15H11ClO3

Mol.Wt. : 274.7

Inv. Status : In Stock

Azelastine EP Impurity D

CF CAT No: RSN-A004818

CAS No: 53242-88-9

Mol.F. : C15H11ClN2O

Mol.Wt. : 270.7

Inv. Status : In Stock

Azelastine EP Impurity E

CF CAT No: RSN-A004819

CAS No: 20526-97-0

Mol.F. : C15H9ClO2

Mol.Wt. : 256.7

Inv. Status : In Stock

Azelastine Hydrochloride

CF CAT No: RSN-A004820

CAS No: 79307-93-0

Mol.F. : C22H24ClN3O : HCl

Mol.Wt. : 381.9 : 36.5

Inv. Status : In Stock

Azelastine Intermediate

CF CAT No: RSN-A004821

CAS No: 19869-42-2

Mol.F. : C7H13NO : HCl

Mol.Wt. : 127.2 : 36.5

Inv. Status : In Stock

N-Desmethyl Azelastine

CF CAT No: RSN-A004822

CAS No: 47491-38-3

Mol.F. : C21H22ClN3O 

Mol.Wt. : 367.9

Inv. Status : In Stock

N-Methyl-4-aminobutyric acid

CF CAT No: RSN-A004823

CAS No: 1119-48-8

Mol.F. : C5H11NO2

Mol.Wt. : 117.1

Inv. Status : In Stock

N-Nitroso Azelastine EP Impurity B

CF CAT No: RSN-A004824

CAS No:

Mol.F. : C14H20N4O2

Mol.Wt. : 276.3

Inv. Status : In Stock

N-Nitroso Desmethyl Azelastine

CF CAT No: RSN-A004825

CAS No:

Mol.F. : C21H21ClN4O2

Mol.Wt. : 396.9

Inv. Status : In Stock

Phthalazine

CF CAT No: RSN-A004826

CAS No: 253-52-1

Mol.F. : C8H6N2

Mol.Wt. : 130.2

Inv. Status : In Stock

Azelastine USP Related Compound F

CF CAT No: RSN-A004827

CAS No: 640279-88-5

Mol.F. : C22H24ClN3O2 

Mol.Wt. : 397.9

Inv. Status : Limited Stock

Azelastine Impurity 4

CF CAT No: RSN-A004828

CAS No: 110406-95-6

Mol.F. : C7H17N3

Mol.Wt. : 143.2

Inv. Status : Synthesis on demand

(R)-Azelastine HCl

CF CAT No: RSN-A004829

CAS No: 153408-28-7

Mol.F. : C22H24ClN3O : HCl

Mol.Wt. : 381.9 : 36.5

Inv. Status : Synthesis on demand

(R)-Azelastine N-Oxide (Mixture of Diastereomers)

CF CAT No: RSN-A004830

CAS No: 1346617-18-2

Mol.F. : C22H24ClN3O2 

Mol.Wt. : 397.9

Inv. Status : Synthesis on demand

(S)-Azelastine HCl

CF CAT No: RSN-A004831

CAS No: 153408-27-6

Mol.F. : C22H24ClN3O : HCl

Mol.Wt. : 381.9 : 36.5

Inv. Status : Synthesis on demand

(S)-Azelastine N-Oxide

CF CAT No: RSN-A004832

CAS No: 1346617-06-8

Mol.F. : C22H24ClN3O2 

Mol.Wt. : 397.9

Inv. Status : Synthesis on demand

4-Phenylphthalazin-1(2H)-one

CF CAT No: RSN-A004833

CAS No: 5004-45-5

Mol.F. : C14H10N2O

Mol.Wt. : 222.2

Inv. Status : Synthesis on demand

Azelastine D4 Hydrochloride

CF CAT No: RSN-A004834

CAS No:

Mol.F. : C22H20D4ClN3O : HCl

Mol.Wt. : 385.9 : 36.5

Inv. Status : Synthesis on demand

Azelastine Deschloro Impurity

CF CAT No: RSN-A004835

CAS No: 47491-39-4

Mol.F. : C22H25N3O

Mol.Wt. : 347.5

Inv. Status : Synthesis on demand

Azelastine Impurity 1 HCl

CF CAT No: RSN-A004836

CAS No:

Mol.F. : C22H24ClN3O : HCl 

Mol.Wt. : 381.9 : 36 .5

Inv. Status : Synthesis on demand

Azelastine Impurity 2 HCl

CF CAT No: RSN-A004837

CAS No:

Mol.F. : C23H24ClN3O : HCl

Mol.Wt. : 393.9 : 36 .5

Inv. Status : Synthesis on demand

Azelastine Impurity 3 HCl

CF CAT No: RSN-A004838

CAS No:

Mol.F. : C23H24ClN3O : HCl 

Mol.Wt. : 393.9 : 36 .5

Inv. Status : Synthesis on demand

Azelastine Impurity 4

CF CAT No: RSN-A004839

CAS No: 174826-63-2

Mol.F. : C9H17N3O

Mol.Wt. : 183.3

Inv. Status : Synthesis on demand

Azelastine Nitroso Impurity 1

CF CAT No: RSN-A004840

CAS No:

Mol.F. : C13H18N4O2

Mol.Wt. : 262.3

Inv. Status : Synthesis on demand

N-Nitroso Azelastine EP Impurity A

CF CAT No: RSN-A004841

CAS No:

Mol.F. : C7H7N3O2

Mol.Wt. : 165.2

Inv. Status : Synthesis on demand