Azelastine EP Impurity A

SZ CAT No:	SZ-A043002
CAS No	613-94-5
Mol.F.	C7H8N2O
Mol.Wt.	136.2
Inv. Status	In Stock

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Chemical Name: Benzohydrazide (as per EP & USP)

Synonym: Benzoyl Hydrazide (USP)

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: O=C(NN)C1=CC=CC=C1

Simultaneous Estimation of Fluticasone propionate, Azelastine Hydrochloride, Phenylethyl alcohol and Benzalkonium chloride by RP-HPLC Method in Nasal spray preparations
K. Lakshmi Narasimha Rao,K. Padmaja Reddy2, K. Sudheer Babu2, K. Soloman Raju2, K. Visweswara Rao2, Jafer Vali Shaik
Int. J. Res. Pharm. Sci. Vol-1, Issue-4, 473-480, 2010

A study on forced degradation and validation of stability indicating rp-hplc method for determination of benzalkonium chloride in azelastine hydrochoride pharmaceutical ophthalmic formulation
Pratik kumar gupta, vibha chaturvedi
Asian J Pharm Clin Res, Vol 10, Issue 11, 2017, 374-382

Green Analytical Methods for the Separation of Seven Antihistamines: Application in Separation of Azelastine and Related Impurities in Nasal Solution
Lucas Maciel da Costa,1 Heitor Oliveira de Almeida Leite,1 Nájla Mohamad Kassab , 2 and Anil Kumar Singh
Hindawi International Journal of Analytical Chemistry Volume 2019, Article ID 9489723, 11 pages

Thermoanalytical Study and Purity Determination of Azelastine Hydrochloride and Emedastine Difumarate
Sawsan A Abdel-Razeq1 , Nahla N Salama2 *, Shimaa Abdel-Atty2 and Naglaa El-Kosy
Pharmaceut Anal Acta 2012, 3:8

Azelastine EP Impurity A is chemically Benzohydrazide (as per EP & USP). It is also known as Benzoyl Hydrazide (USP). Azelastine EP Impurity A is supplied with detailed characterization data compliant with regulatory guideline. Azelastine EP Impurity A can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Azelastine.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.

SZ CAT No:	: SZ-A043007
CAS No	: 153408-28-7
Mol.F.	: C22H24ClN3O : HCl
Mol.Wt.	: 381.9 : 36.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 143228-84-6 (free base)

SZ CAT No:	: SZ-A043008
CAS No	: 153408-27-6
Mol.F.	: C22H24ClN3O : HCl
Mol.Wt.	: 381.9 : 36.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 143228-85-7 (free base)

SZ CAT No:	: SZ-A043011
CAS No	: NA
Mol.F.	: C22H24ClN3O : HCl
Mol.Wt.	: 381.9 : 36.5
Inv. Status	: Out of Stock
Rel. CAS No	: 37933-01-0 (free base)

SZ CAT No:	: SZ-A043010
CAS No	: 117078-70-3
Mol.F.	: C22H24ClN3O : HCl
Mol.Wt.	: 381.9 : 36.5
Inv. Status	: In Stock
Rel. CAS No	: 756415-37-9 (free base)

SZ CAT No:	: SZ-A043003
CAS No	: 117078-69-0
Mol.F.	: C14H21N3O : HCl
Mol.Wt.	: 247.3 : 36.5
Inv. Status	: Out of Stock, Custom Synthesis
Rel. CAS No	: 110406-94-5 (free base)

Azelastine EP Impurity A

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SZ CAT No:	: SZ-A043013
CAS No	: 1346617-18-2
Mol.F.	: C22H24ClN3O2
Mol.Wt.	: 397.9
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043014
CAS No	: 1346617-06-8
Mol.F.	: C22H24ClN3O2
Mol.Wt.	: 397.9
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043021
CAS No	: 5784-45-2
Mol.F.	: C8H5ClN2
Mol.Wt.	: 164.6
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043020
CAS No	: 119-39-1
Mol.F.	: C8H6N2O
Mol.Wt.	: 146.1
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043D02
CAS No	: NA
Mol.F.	: C22H20D4ClN3O : HCl
Mol.Wt.	: 385.9 : 36.5
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043002
CAS No	: 613-94-5
Mol.F.	: C7H8N2O
Mol.Wt.	: 136.2
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043004
CAS No	: 53242-76-5
Mol.F.	: C15H11ClO3
Mol.Wt.	: 274.7
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043005
CAS No	: 53242-88-9
Mol.F.	: C15H11ClN2O
Mol.Wt.	: 270.7
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043006
CAS No	: 20526-97-0
Mol.F.	: C15H9ClO2
Mol.Wt.	: 256.7
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043001
CAS No	: 79307-93-0
Mol.F.	: C22H24ClN3O : HCl
Mol.Wt.	: 381.9 : 36.5
Inv. Status	: In Stock
Rel. CAS No	: 58581-89-8 (free base)

SZ CAT No:	: SZ-A043015
CAS No	: NA
Mol.F.	: C22H24ClN3O : HCl
Mol.Wt.	: 381.9 : 36 .5
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043016
CAS No	: NA
Mol.F.	: C23H24ClN3O : HCl
Mol.Wt.	: 393.9 : 36 .5
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043017
CAS No	: NA
Mol.F.	: C23H24ClN3O : HCl
Mol.Wt.	: 393.9 : 36 .5
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043025
CAS No	: 174826-63-2
Mol.F.	: C9H17N3O
Mol.Wt.	: 183.3
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043018
CAS No	: 19869-42-2
Mol.F.	: C7H13NO : HCl
Mol.Wt.	: 127.2 : 36.5
Inv. Status	: In Stock
Rel. CAS No	: 1859-33-2 (free base)

SZ CAT No:	: SZ-A043012
CAS No	: 640279-88-5
Mol.F.	: C22H24ClN3O2
Mol.Wt.	: 397.9
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043009
CAS No	: 47491-38-3
Mol.F.	: C21H22ClN3O
Mol.Wt.	: 367.9
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-A043022
CAS No	: 1119-48-8
Mol.F.	: C5H11NO2
Mol.Wt.	: 117.1
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043024
CAS No	: NA
Mol.F.	: C21H21ClN4O2
Mol.Wt.	: 396.9
Inv. Status	: In Stock

SZ CAT No:	: SZ-A043019
CAS No	: 253-52-1
Mol.F.	: C8H6N2
Mol.Wt.	: 130.2
Inv. Status	: In Stock