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ChemicalBook >  Product Catalog >  Analytical Chemistry >  Standard >  Pharmaceutical Impurity Reference Standards >  (3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one

(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one

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(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one Basic information

Product Name:
(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one
Synonyms:
  • (3S)-3-[3-[(E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-3H-benzo[c]oxepin-1-one
  • (3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one
  • Montelukast Lactone
  • 2-Benzoxepin-1(3H)-one, 3-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-, (3S)-
  • Montelukast Lactone Impurity
CAS:
1100617-38-6
MF:
C27H20ClNO2
MW:
425.91
Product Categories:
  • Aromatics
  • Heterocycles
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
Mol File:
1100617-38-6.mol
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(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one Chemical Properties

Boiling point:
651.4±55.0 °C(Predicted)
Density 
1.297±0.06 g/cm3(Predicted)
solubility 
Chloroform, Dichloromethane, Ethyl Acetate, Methol,
pka
2.19±0.61(Predicted)
form 
Foam
color 
Pale Yellow
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(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one Usage And Synthesis

Chemical Properties

Pale Yellow Foam

Uses

An impurity formed during the preparation of Montelukast.

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