1-methoxy-2-phenyl ethenes useful for the preparation of...

Details 1-methoxy-2-phenyl ethenes useful for the preparation of... 1-methoxy-2-phenyl ethenes useful for the preparation of...

2005-04-05

2008-10-28

Desai, Rita (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C514S092000

Reexamination Certificate

active

07442814

ABSTRACT:
The present invention relates to the compounds of general formula (I)wherein R, R1, R2are as defined in claim1.Compounds of formula (I) are particularly useful for preparing 3,3-dimethyl-5-formyl-2,3-dihydrobenzoxepines derivatives.

REFERENCES:
patent: 6596758 (2003-07-01), Brunet et al.
patent: WO 00/39113 (2000-07-01), None
Paquette et al Journal of the American Chemical Society 1983, 105, 7352-7358.
F. Zaragoza Dorwald “Side Reactions in Organic Synthesis: A Guide to Successful Synthesis Design” 2005, Wiley-VCH Verlag GmbH & Co. KGaA, Wienheim.
March, J. Advanced Organic Chemistry: Reactions, Mechanisms and Structure, 5thEd. John Wiley & Sons, Inc. 2001, pp. 282-284.
Margarie et al., Synthesis of (+/−)—Vitrenal, chemistry letters, 1982, pp. 1143-1146, p. 1144.
Paquette L A et al., Tri luinane Sesqui Terpenes An Iterative Highly Stereo Controlled Synthesis of Racemic Silphinene, Journal of the American Chemical Society, vol. 105, No. 25, 1983, pp. 7352-7358.
Database Caplus Online 1995, XP002300264, Retrieved from STN Database Accession No. 1995: 6597611 Caplus cited in the application DN: 123:285684.

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