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Title:
SYNTHETIC ROUTES TO CYCLOPENTANECARBOXYLIC ACID DERIVATIVES
Document Type and Number:
WIPO Patent Application WO1987003278
Kind Code:
A3
Inventors:
NUMMY LAURENCE JOHN (US)
CORKINS H GLENN (US)
SCARANO LOUIS S (US)
BYRNE DENNIS P (US)
Application Number:
EP8600678W
Publication Date:
July 02, 1987
Filing Date:
November 25, 1986
Export Citation:
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Assignee:
SCHERING AKTIENGESELLSCHAFT BERLIN UND BERGKAMEN
International Classes:
C07C69/44; C07C45/00; C07C45/30; C07C49/403; C07C51/00; C07C51/16; C07C51/347; C07C51/353; C07C61/06; C07C62/02; C07C67/00; C07C69/74; C07C231/00; C07C231/10; C07C231/14; C07C233/12; C07C233/58; C07C233/63; C07C241/00; C07C243/36; C07C245/12; C07C251/84; (IPC1-7): C07C45/30; C07C49/403; C07C109/14; C07C103/737; C07C102/02; C07C51/16; C07C61/06; C07C51/00
Foreign References:
FR1559131A1969-03-07
EP0196461A21986-10-08
EP0128654A21984-12-19
US3151986A1964-10-06
Other References:
J. Am. Chem. Soc., Volume 72, 1950, N.J. LEONARD et al. : "The Influence of Steric Configuration on the Ultra-Violet Absorption of 1,2-Diketones", pages 5388-5397 see page 5390
Organic Syntheses, Collective, Volume 2, John Wiley & Sons, Inc., (New York, US), J.M. SNELL et al. : "Butyroin", see pages 114-116
Organic Reactions, Volume 23, J.J. BLOOMFIELD et al. : "The Acyloin Condensation", pages 259-403: chapter 2 see pages 264 and 325
Bulletin de la Societe Chimique de France, No. 9, 1966, A. MARQUET et al. : "Sur la Synthese de l'Acide (R) Trimethyl-1,2,2 Ceto-4 Cyclopentane Carboxylique", pages 2956-2959 see pages 2956: compounds 2,3; page 2957, right-hand column
CHEMICAL ABSTRACTS, Volume 51, No. 21, 10 November 1957, (Columbus, Ohio, US), N.A. DOMNIN et al. : "Polymethylene Cycles. XXIII. Synthesis and Transformations of Dihydrazones of Cyclohexane- and Cyclo-Pentanediones", see column 16314, abstract c-g, & Zhur. Obshchei Khim. 27, 656-65 (1957)
J. Org. Chem., Volume 45, No. 22, 1980, American Chemical Society, (US), J. ELZINGA et al.: "Synthesis and Chemistry of a Bicyclobutane-Bridged Alpha-Diazo Ketone" , pages 4337-4348, see page 4337: scheme 1; page 4346, left-hand column
CHEMICAL ABSTRACTS, Volume 83, No. 11, 15 September 1975, (Columbus, Ohio, US), K. UEDA et al. : "Wolff Rearrangement of 2-Diazo-3,4-bis(Diphenylmethylene) Cyclobutanone into 1,2-bis(Diphenylmethylene)-Cyclopropanes", see page 526, Abstract 96649f, & Chem. Lett. 1975, (7), 779-80
Methoden der Organischen Chemie (Houben-Weyl), 4th edition, Volume X/4, "Stickstoffverbindungen I, part 4, 1968, Georg Thieme Verlag, (Stuttgart, DE), pages 567-580 see pages 567, 568, 580
J. Het. Chem., Volume 14, May 1977, J.T. CARLOCK et al.: "A Noteworthy Improvement of the 3-Diazo-4-Oxo-3,4-Dihydroquinoline Photosynthesis of Indole-3-Carboxamides", see pages 519-520
Tetrahedron Letters, No. 9, 1979, Pergamon Press Ltd, (GB) F. KAPLAN et al.: "Conformational Control of Decomposition Pathways of alpha-Diazoketones", pages 759-762 see the whole document
J. ZABICKY: "The Chemistry of the Carbonyl Group", Volume 2, 1970, Interscience Publishers, (London, GB), Chapter VI: "Other Enolic Carbonyl Compounds. B. Enediols", see pages 227-228
Tetrahedron, Volume 36, No. 10, 1980, Pergamon Press Ltd, (Oxford, GB), J. TSUJI et al.: "Facile Oxidative Conversion of Hydrazides of Carboxylic Acids to Corresponding Acids, Esters and Amides using Copper Compounds", pages 1311-1315 see the whole document
J. Am. Chem. Soc., Volume 80, 5 June 1958 D.D. COFFMAN et al.: "Syntheses of Free-Radical Reactions. I. Oxidative Coupling Effected by Hydroxyl Radicals" pages 2864-2872 see the whole document cited in the application
J. Am. Chem. Soc., Volume 80, 5 June 1958, D.D. COFFMAN et al.: "Syntheses of Free-Radical Reactions. I. Oxidative Coupling Effected by Hydroxyl Radicals" pages2864-2872 see the whol document cited in the application
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