Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2008-01-22
2008-01-22
Barts, Samuel (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C546S341000, C548S346100, C549S080000, C568S319000, C568S633000, C562S456000
Reexamination Certificate
active
07321044
ABSTRACT:
The invention relates to intermediate products and a new process for the production of benzocycloheptene C.The process for the production of its new intermediate products according to the invention starts from economical starting materials, provides the intermediate stages in high yields and high purity, without chromatographic purification steps, and allows production on an industrial scale.
REFERENCES:
patent: 3238218 (1966-03-01), Bencze
patent: 6495607 (2002-12-01), Bohlmann et al.
patent: 6878750 (2005-04-01), Bohlmann et al.
patent: 2002/0068765 (2002-06-01), Bohlmann et al.
patent: 198 33 786 (2000-01-01), None
patent: WO86/04904 (1986-08-01), None
patent: WO 00/03979 (2000-01-01), None
Sangwan et al, Indian J. Chem. Sect. B, 1986, pp. 832-837.
Romm et al, Journal of General Chemistry, USSR, (1976) vol. 46, p. 2343-2347.
Sangman et al, Indian J. Chem. Section B, (1986), pp. 832-837.
Romm et al, Journal of General Chemistry, USSR, (1976), 46, pp. 2343-2347.
Sangwan et al (Indian Journal of Chemistry, vol. 25B, Aug. 1986, pp. 832-837.)
Gapinski et al (J. Med. Chem. 1988, 31, pp. 172-175.)
Toyama Chemical Co. (Chem Abstract 97:91946 and JP 57014555.
Nongkhlaw et al (Journal of the Chemical Society, Perkin Transactions May 1, 2001, (11)).
Nakamura et al (Chemical Abstracts and JP 04161932).
K.C. Rice, “A Rapid, High-Yield Conversion of Codeine to Morphine,” Journal of Medicinal Chemistry, 1977, vol. 20, No. 1, pp. 164-165.
H. Meerwein, “Methoden zur Herstellung und Umwandlung von Athern,” In: Houben-Weyl, Bd. VI/3, pp. 157-158 und 145-153.
T. Oh-e et al., “Palladium-Catalyzed Cross-Coupling Reaction of Organoboron Compounds with Organic Triflates,” J. Org. Chem., 1993, 58, pp. 2201-2208.
N. Miyaura and Akira Suzuki: “Palladium-Catalyzed Cross-Coupling Reactions of Organoboron Compounds,” Chem. Rev. 1995, 95, pp. 2457-2483.
Raymond McCague, Tetrahedron Letters, vol. 28, No. 6, pp. 701-702, 1987.
R.H. Summerville et al., Journal of the American Chemical Society, 1974, 96, pp. 1100-1110.
C.W. Schellhammer: Ketone aus Carbonsäuren und Aromaten in Gegenwart von Polyphosphoräure. In: Houben-Weyl, Bd. 7/2a, pp. 281, 299, 308 and 309, insbes.
H.-J. Rimek: Katalytische Hydrierung am sp2-Kohlenstoff-Atom. In: Houben-Weyl, Bd. 4/1c, pp. 145-155 and 167-168.
H. Henecka: Säure—Basen-Katalyse. In: Houben-Weyl, Bd. IV/2 pp. 25-33.
Tetrahedron Asymmetry 1990, 1, 97-110.
P.J. Stang et al., “Behavior of Bent Vinyl Cations Generated by Solvolysis of Cyclic Trifluoromethanesulfonates,” Journal of the American Chemical Society, 93:6, Mar. 24, 1971, pp. 1513-1516.
Database Crossfire Beilstein, Beilstein Institut Zur Förderung der Chemischen Wissenchaften, Frankfurt am Main, DE: Database accession No. Reaction ID 3136119, XP002230026.
Database Crossfire Beilstein, Beilstein Institut Zur Förderung der Chemischen Wissenchaften, Frankfurt am Main, DE: Database accession No. BRN 5565189, XP002230027.
Database Crossfire Beilstein, Beilstein Institut Zur Förderung der Chemischen Wissenchaften, Frankfurt am Main, DE: Database accession No. BRN 4010819, XP002230028.
Beckmann Wolfgang
Geisler Jens
Kirstein Holger
Niedballa Ulrich
Ottow Eckhard
Barts Samuel
Millen White Zelano & Branigan P.C.
Schering Aktiengesellschaft
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