Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2004-07-19
2010-12-28
Seaman, D. Margaret (Department: 1625)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C546S163000
Reexamination Certificate
active
07858793
ABSTRACT:
The present invention relates to the novel compounds Methyl 2-[(3S)-[3-[(2E)(7-chloro quinolin-2-yl)ethenyl]phenyl]-3-halopropyl]benzoates (IV) wherein the halo is chloro, bromo, iodo, starting from the known compound Methyl 2-[(3S)-[3-[(2E)-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-hydroxypropyl]benzoate (1). Reaction of Methyl 2-[(3S)-[3-[(2E)-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-hydroxypropyl]benzoate (1) with thionyl chloride or with methane sulfonyl chloride-lithium bromide or with trimethyl chlorosilane-sodium iodide in presence or absence of base gives Methyl 2-[(3S)-[3-[(2E)-(7-chloro quinolin-2-yl)ethenyl]phenyl]-3-halopropyl]benzoates.
REFERENCES:
patent: 5565473 (1996-10-01), Belley et al.
patent: 5614632 (1997-03-01), Bhupathy et al.
patent: 7501517 (2009-03-01), Overeem et al.
patent: 0 480 717 (1992-04-01), None
Yoshida, Tetrahedron, vol. 55, pp. 2183-2192, 1999.
Kumar Indukuri Venkata Sunil
Ramanjaneyulu Gorantla Seeta
Satyanarayana Chava
Srinivas Simhadri
Ladas & Parry LLP
Seaman D. Margaret
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