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Azelastine EP Impurity D

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Chemical Name: Azelastine USP Related Compound D ; 4-(4-chlorobenzyl)phthalazin-1(2H)-one
CAT No: VS-A107004
CAS No: 53242-88-9
Mol.F. C15H11ClN2O
Mol.Wt.:  270.7
Status: Custom Synthesis


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Azelastine Hydrochloride

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CAT No: VS-A107000
CAS No: 79307-93-0
Mol.F.: C22H24ClN3O : HCl
Mol.Wt.: 381.9 : 36.5
Status: Custom Synthesis

Azelastine EP Impurity A

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CAT No: VS-A107001
CAS No: 613-94-5
Mol.F.: C7H8N2O
Mol.Wt.: 136.15
Status: Custom Synthesis

Azelastine EP Impurity B

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CAT No: VS-A107002
CAS No: 117078-69-0
Mol.F.: C14H21N3O : HCl
Mol.Wt.: 247.3 : 36.5
Status: Custom Synthesis

Azelastine EP Impurity C

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CAT No: VS-A107003
CAS No: 53242-76-5
Mol.F.: C15H11ClO3
Mol.Wt.: 274.7
Status: Custom Synthesis

Azelastine EP Impurity D

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CAT No: VS-A107004
CAS No: 53242-88-9
Mol.F.: C15H11ClN2O
Mol.Wt.:  270.7
Status: Custom Synthesis

Azelastine EP Impurity E

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CAT No: VS-A107005
CAS No: 20526-97-0
Mol.F.: C15H9ClO2
Mol.Wt.: 256.7
Status: Custom Synthesis

(R)-Azelastine HCl

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CAT No: VS-A107006
CAS No: 153408-28-7
Mol.F.: C22H24ClN3O : HCl
Mol.Wt.: 381.9 : 36.5
Status: Custom Synthesis

(S)-Azelastine HCl

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CAT No: VS-A107007
CAS No: 153408-27-6
Mol.F.: C22H24ClN3O : HCl
Mol.Wt.: 381.9 : 36.5
Status: Custom Synthesis

N-Desmethyl Azelastine

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CAT No: VS-A107008
CAS No: 47491-38-3
Mol.F.: C21H22ClN3O 
Mol.Wt.: 367.9
Status: Custom Synthesis

Azelastine 5-Member-Cyclic-Isomer HCl

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CAT No: VS-A107009
CAS No: 117078-70-3
Mol.F.: C22H24ClN3O : HCl
Mol.Wt.: 381.9 : 36.5
Status: Custom Synthesis

Azelastine 3-Chloro-Isomer HCl

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CAT No: VS-A107010
CAS No: N/A
Mol.F.: C22H24ClN3O : HCl
Mol.Wt.: 381.9 : 36.5
Status: Custom Synthesis

Azelastine N-Oxide

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CAT No: VS-A107011
CAS No: 640279-88-5
Mol.F.: C22H24ClN3O2 
Mol.Wt.: 397.9
Status: Custom Synthesis

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

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CAT No: VS-A107012
CAS No: 1346617-18-2
Mol.F.: C22H24ClN3O2 
Mol.Wt.: 397.9
Status: Custom Synthesis

(S)-Azelastine N-Oxide

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CAT No: VS-A107013
CAS No: 1346617-06-8
Mol.F.: C22H24ClN3O2 
Mol.Wt.: 397.9
Status: Custom Synthesis

Azelastine Intermediate

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CAT No: VS-A107014
CAS No: 19869-42-2
Mol.F.: C7H13NO : HCl
Mol.Wt.: 127.2 : 36.5
Status: Custom Synthesis

Phthalazine

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CAT No: VS-A107015
CAS No: 253-52-1
Mol.F.: C8H6N2
Mol.Wt.: 130.2
Status: Custom Synthesis

1-Phthalazinone

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CAT No: VS-A107016
CAS No: 119-39-1
Mol.F.: C8H6N2O
Mol.Wt.: 146.1
Status: Custom Synthesis

1-Chlorophthalazine 

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CAT No: VS-A107017
CAS No: 5784-45-2
Mol.F.: C8H5ClN2
Mol.Wt.: 164.6
Status: Custom Synthesis

N-Methyl-4-aminobutyric acid

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CAT No: VS-A107018
CAS No: 1119-48-8
Mol.F.: C5H11NO2
Mol.Wt.: 117.1
Status: Custom Synthesis

Azelastine 3-Chloro-Isomer

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CAT No: VS-A107019
CAS No: 37933-01-0
Mol.F.: C22H24ClN3O : HCl
Mol.Wt.: 381.9 : 36.5
Status: Custom Synthesis

Azelastine Impurity 1 HCl

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CAT No: VS-A107020
CAS No: N/A
Mol.F.: C22H24ClN3O : HCl 
Mol.Wt.: 381.9 : 36 .5
Status: Custom Synthesis

Azelastine Impurity 2 HCl

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CAT No: VS-A107021
CAS No: N/A
Mol.F.: C23H24ClN3O : HCl
Mol.Wt.: 393.9 : 36 .5
Status: Custom Synthesis

Azelastine Impurity 3 HCl

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CAT No: VS-A107022
CAS No: N/A
Mol.F.: C23H24ClN3O . HCl 
Mol.Wt.: 393.9 : 36 .5
Status: Custom Synthesis

Azelastine EP Impurity B

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CAT No: VS-A107023
CAS No: 110406-94-5
Mol.F.: C14H21N3O
Mol.Wt.: 247.34
Status: Custom Synthesis

Azelastine Impurity D

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CAT No: VS-A107024
CAS No: 53242-89-9
Mol.F.: C15H11ClN2O
Mol.Wt.: 270.71
Status: Custom Synthesis

Azelastine 3-Chloro-Isomer

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CAT No: VS-A107025
CAS No: 37933-01-0
Mol.F.: C22H24ClN3O
Mol.Wt.: 381.9
Status: Custom Synthesis

Azelastine 2-Chloro Isomer

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CAT No: VS-A107026
CAS No: 752922-66-0
Mol.F.: C22H24ClN3O
Mol.Wt.: 381.9
Status: Custom Synthesis

Azelastine Impurity 4

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CAT No: VS-A107027
CAS No: 174826-63-2
Mol.F.: C9H17N3O
Mol.Wt.: 183.3
Status: Custom Synthesis

Azelastine EP Impurity E (Z-Isomer)

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CAT No: VS-A107028
CAS No: 105279-16-1
Mol.F.: C15H9ClO2
Mol.Wt.: 256.68
Status: Custom Synthesis
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