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Home/Compounds/Pharmaceutical Intermediate/(R,S)-Montelukast Bis-sulfide
C41H46ClNO5S2
732.4 g/mol
Pharmaceutical Intermediate

(R,S)-Montelukast Bis-sulfide

CAS1187586-58-8
Category
Pharmaceutical Intermediate
Compound Class
Organic Acid
Primary Use
Pharmaceutical Intermediate

(R,S)-Montelukast Bis-sulfide is a fine chemical and pharmaceutical intermediate used in the synthesis of montelukast, a drug substance for respiratory conditions. It is a complex, single, pure substance produced in limited quantities for further processing in the pharmaceutical industry.

Pharmaceutical intermediate for montelukast synthesisFine chemical for multi-step batch chemical processes

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Identifiers
IUPAC Name

2-[1-[[(1R)-1-[3-[(1S)-1-[[1-(carboxymethyl)cyclopropyl]methylsulfanyl]-2-(7-chloroquinolin-2-yl)ethyl]phenyl]-3-[2-(2-hydroxypropan-2-yl)phenyl]propyl]sulfanylmethyl]cyclopropyl]acetic acid

InChIKey

SJNODSMYYCYZTO-XDSPJLLDSA-N

SMILES

CC(C)(C1=CC=CC=C1CC[C@H](C2=CC(=CC=C2)[C@H](CC3=NC4=C(C=CC(=C4)Cl)C=C3)SCC5(CC5)CC(=O)O)SCC6(CC6)CC(=O)O)O

Synonyms (13)
  • 1-[[[(1R)-1-[3-[(1S)-1-[[[1-(Carboxymethyl)cyclopropyl]methyl]thio]-2-(7-chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]-cyclopropaneacetic Acid;Montelukast EP Impurity E; Montelukast USP Related Compound D
  • Montelukast EP Impurity D; USP Montelukast Related Compound C
  • Montelukast EP impurity E
  • (R,S)-Montelukast Bis-sulfide
  • Montelukast impurity E (R,S)