Antihistaminics
Cetirizine Impurity 8 DiHCl
CAS:200707-85-3
Formula:
C21H26ClN3O2· 2HCl
Color and Shape:
White To Off-White Solid
Molecular weight:
387.91 2 36.46
Ref: 4Z-C-2015
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Ref: 4Z-M-3046
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Fexofenadine EP Impurity F HCl
CAS:185066-33-5
Formula:
C31H37NO4·HCl
Color and Shape:
White To Off-White Solid
Molecular weight:
487.64 36.46
Ref: 4Z-F-0411
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Olopatadine Impurity 2
CAS:56427-76-0
Formula:
C19H18O4
Color and Shape:
Off-White Solid
Molecular weight:
310.35
Ref: 4Z-O-1017
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Cyproheptadine Impurity 1
CAS:54191-04-7
Formula:
C21H21NO
Color and Shape:
Pale Yellow Solid
Molecular weight:
303.41
Ref: 4Z-C-128003
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Epinastine Impurity 5
CAS:74860-00-7
Formula:
C23H16N2O2
Color and Shape:
Off-White Solid
Molecular weight:
352.39
Ref: 4Z-E-4314
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Ref: 4Z-L-1086
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Ref: 4Z-R-4216
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Montelukast Sodium Salt
CAS:151767-02-1
Formula:
C35H35ClNO3S·Na
Color and Shape:
Pale Yellow Solid
Molecular weight:
585.19 22.99
Ref: 4Z-M-301
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(S)-Chlorphenamine N-Oxide Maleate
CAS:142494-46-0
Formula:
C16H19ClN2O·C4H4O4
Color and Shape:
White To Off-White Solid
Molecular weight:
290.80 116.07
Ref: 4Z-C-4811
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Epinastine-13C-d3 HBr
CAS:127786-29-2
Formula:
C1513CH12D3N3·HBr
Color and Shape:
Off-White Solid
Molecular weight:
253.33 80.91
Ref: 4Z-E-439
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α-Hydroxy Olopatadine Sodium Salt
CAS:1628639-06-4
Formula:
C21H22NO4·Na
Color and Shape:
Off-White Solid
Molecular weight:
352.41 22.99
Ref: 4Z-O-104
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Loratadine Impurity 8
CAS:153200-97-6
Formula:
C19H21ClN2O
Color and Shape:
White To Off-White Solid
Molecular weight:
328.84
Ref: 4Z-L-1059
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Ref: 4Z-C-4821
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(S)-Azelastine HCl
CAS:153408-27-6
Formula:
C22H25Cl2N3O
Color and Shape:
White To Off-White Solid
Molecular weight:
418.36
Ref: 4Z-A-682
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Rupatadine Impurity 2 Chloride
CAS:1422960-88-0
Formula:
C33H34ClN4·Cl
Color and Shape:
Yellow Solid
Molecular weight:
522.12 35.45
Ref: 4Z-R-428
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Azelastine Impurity 7
CAS:791758-74-2
Formula:
C15H19N3O2
Color and Shape:
White To Off-White Solid
Molecular weight:
273.34
Ref: 4Z-A-6822
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Ref: 4Z-M-191005
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Desloratadine USP Related Compound A
CAS:117796-50-6
Formula:
C19H19BrN2
Color and Shape:
Off-White Solid
Molecular weight:
355.28
Ref: 4Z-L-1035
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Ref: 4Z-R-4233
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