Montelukast Sodium EP Impurity B

SZ CAT No:	SZ-M031077
CAS No	1146137-52-1
Mol.F.	C35H33ClNO2S : Na
Mol.Wt.	567.2 : 23.0
Inv. Status	Custom Synthesis
Rel. CAS No	918972-54-0 (free base)

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Chemical Name: [1-[[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid Sodium salt (as per EP);[1-[[[(1R)-1-[3-[(E)-2-(7-Chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid Sodium salt (as per USP)

Synonym: Montelukast Methylstyrene (USP)

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: C=C(C1=CC=CC=C1CC[C@@H](SCC2(CC2)CC([O-])=O)C3=CC=CC(/C=C/C4=NC5=CC(Cl)=CC=C5C=C4)=C3)C.[Na+]

Method development and validation for the simultaneous estimation of montelukast and acebrophylline in bulk and tablet dosage forms by RP-HPLC
By Ankitha, M.; Ashitha, S.; Sri, Ragasudha A.; Latha, Madhavi P. V.; Devi, Uma P.
From Journal of Global Trends in Pharmaceutical Sciences (2021), 12(1), 9173-9179

Montelukast microsuspension with hypromellose for improved stability and oral absorption
By Lee, Ha Ryeong; Park, Hyun Jin; Park, Jun Soo; Park, Dong Woo; Ho, Myoung Jin; Kim, Dong Yoon; Lee, Hyo Chun; Kim, Eun Jeong; Song, Woo Heon; Park, Jun Sang; et al
From International Journal of Biological Macromolecules (2021), 183, 1732-1742

Analytical method development and validation for simultaneous estimation of Bilastine and Montelukast sodium by UV spectrophotometry
By Raj, R. Mohan; Sankar, A. S. K.; Vetrichelvan, T.
From World Journal of Pharmacy and Pharmaceutical Sciences (2021), 10(1), 680-687

Montelukast Sodium EP Impurity B is chemically [1-[[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid Sodium salt (as per EP);[1-[[[(1R)-1-[3-[(E)-2-(7-Chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid Sodium salt (as per USP). It is also known as Montelukast Methylstyrene (USP). Montelukast Sodium EP Impurity B is supplied with detailed characterization data compliant with regulatory guideline. Montelukast Sodium EP Impurity B 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 Montelukast.

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.

Montelukast Sodium EP Impurity B

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SZ CAT No:	: SZ-M031043
CAS No	: 150026-72-5
Mol.F.	: C28H24ClNO3
Mol.Wt.	: 458.0
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031044
CAS No	: 150026-75-8
Mol.F.	: C29H28ClNO2
Mol.Wt.	: 458.0
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031045
CAS No	: 959235-68-8
Mol.F.	: C29H28ClNO2
Mol.Wt.	: 458.0
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031046
CAS No	: 142569-69-5
Mol.F.	: C28H24ClNO3
Mol.Wt.	: 458.0
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031047
CAS No	: 184764-20-3
Mol.F.	: C31H32ClNO4
Mol.Wt.	: 518.0
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031048
CAS No	: 184764-13-4
Mol.F.	: C28H24ClNO2
Mol.Wt.	: 442.0
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031049
CAS No	: 142569-70-8
Mol.F.	: C29H28ClNO2
Mol.Wt.	: 458.0
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031050
CAS No	: 184763-26-6
Mol.F.	: C35H36ClNO4S
Mol.Wt.	: 602.2
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031051
CAS No	: 184763-29-9
Mol.F.	: C35H36ClNO4S
Mol.Wt.	: 602.2
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031052
CAS No	: 186352-97-6
Mol.F.	: C35H36ClNO4S
Mol.Wt.	: 602.2
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031000
CAS No	: 158966-92-8
Mol.F.	: C35H36ClNO3S
Mol.Wt.	: 586.2
Inv. Status	: In Stock
Rel. CAS No	: 151767-02-1 (Na salt) ; 577953-87-8 (K salt) ; 577953-88-9 (Dicyclohexylamine salt)

SZ CAT No:	: SZ-M031058
CAS No	: 577953-88-9
Mol.F.	: C35H36ClNO3S : C12H23N
Mol.Wt.	: 586.2 : 181.3
Inv. Status	: In Stock
Rel. CAS No	: 151767-02-1 (Na salt) ; 577953-87-8 (K salt) ; 158966-92-8 (free base)

SZ CAT No:	: SZ-M031028
CAS No	: 851755-56-1
Mol.F.	: C34H32ClNO4S
Mol.Wt.	: 586.1
Inv. Status	: In Stock
Rel. CAS No	: 2244776-97-2 (Na salt) ; 906107-37-7 (HCl salt)

SZ CAT No:	: SZ-M031053
CAS No	: 149968-11-6
Mol.F.	: C28H22ClNO3
Mol.Wt.	: 455.9
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031054
CAS No	: 855473-51-7
Mol.F.	: C36H38ClNO3S
Mol.Wt.	: 600.2
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031055
CAS No	: 188717-17-1
Mol.F.	: C43H48ClNO11S
Mol.Wt.	: 822.4
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031056
CAS No	: 866923-63-9
Mol.F.	: C35H37ClN2O2S
Mol.Wt.	: 585.2
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031057
CAS No	: 213380-27-9
Mol.F.	: C35H34ClNO5S
Mol.Wt.	: 616.2
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031059
CAS No	: 142147-98-6
Mol.F.	: C35H38ClNO3S : Na
Mol.Wt.	: 588.2 : 23.0
Inv. Status	: Out of Stock
Rel. CAS No	: 142147-67-9 (Free base)

SZ CAT No:	: SZ-M031060
CAS No	: 162515-67-5
Mol.F.	: C12H18O4S2
Mol.Wt.	: 290.4
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031061
CAS No	: 1446481-28-2
Mol.F.	: C14H22O4S2
Mol.Wt.	: 318.5
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031021
CAS No	: 190078-45-6
Mol.F.	: C35H35ClNNaO3S
Mol.Wt.	: 608.2
Inv. Status	: In Stock
Rel. CAS No	: 220927-27-5 (free base)

SZ CAT No:	: SZ-M031022
CAS No	: 918972-54-0
Mol.F.	: C35H34ClNO2S
Mol.Wt.	: 568.2
Inv. Status	: In Stock
Rel. CAS No	: 1146137-52-1 (Na salt)

SZ CAT No:	: SZ-M031024
CAS No	: 1187586-61-3
Mol.F.	: C41H46ClNO5S2
Mol.Wt.	: 732.4
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031025
CAS No	: 1187586-58-8
Mol.F.	: C41H46ClNO5S2
Mol.Wt.	: 732.4
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031026
CAS No	: 937275-23-5
Mol.F.	: C34H32ClNO3S
Mol.Wt.	: 570.1
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031027
CAS No	: 774538-96-4
Mol.F.	: C35H36ClNO3S
Mol.Wt.	: 586.2
Inv. Status	: In Stock
Rel. CAS No	: 1428448-96-7 (Na salt)

SZ CAT No:	: SZ-M031029
CAS No	: 2045402-27-3
Mol.F.	: C35H36ClNO4S
Mol.Wt.	: 602.2
Inv. Status	: Out of Stock

SZ CAT No:	: SZ-M031030
CAS No	: 168214-67-3
Mol.F.	: C29H26ClNO
Mol.Wt.	: 440.0
Inv. Status	: In Stock

SZ CAT No:	: SZ-M031031
CAS No	: 2682015-83-2
Mol.F.	: C34H32ClNO4S
Mol.Wt.	: 586.1
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031032
CAS No	: 1258428-71-5
Mol.F.	: C29H26ClNO2
Mol.Wt.	: 456.0
Inv. Status	: Limited Stock

SZ CAT No:	: SZ-M031033
CAS No	: 1100617-38-6
Mol.F.	: C27H20ClNO2
Mol.Wt.	: 425.9
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-M031034
CAS No	: 162515-68-6
Mol.F.	: C6H10O2S
Mol.Wt.	: 146.2
Inv. Status	: In Stock
Rel. CAS No	: 952585-15-8 (Na salt) ; 952585-16-9 (K salt)