Ester syntheses and transesterifiable xanthate reactants therefo

Details Ester syntheses and transesterifiable xanthate reactants therefo Ester syntheses and transesterifiable xanthate reactants therefo

1995-05-30

1997-06-10

Richter, Johann

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

5482684, 5482686, 5483415, 548253, 548452, 552540, 558244, 558245, 536 71, C07D27506

Patent

active

056377223

ABSTRACT:
"Esters" are synthesized by reacting a nucleophile with a propargyl xanthate advantageously having the formula (I):

REFERENCES:
patent: 3522221 (1970-07-01), Gardiner et al.
(Houben-Weyl). "Methoden der Organischen Chemie", 1955, pp. 817-819, Auflage, Band IX.
J. Boivin et al. "A Novel Synthesis of 1, 3-Dithiol-2-ones from S-Propargyl Dithiocarbonates", vol. 34, No. 17, Apr. 23, 1993, pp. 2763-2766, Tetrahedron Letters.
J. Boivin et al. "Novel Formal 3+2 Annulation Reaction Based on S-Propargyl Dithiocarbonates (Xanthates)", vol. 113, No. 21, Jul. 17, 1991, pp. 5874-5876, Journal of the American Chemical Society.
K. Harano et al. "A Simple One-Pot Synthesis of Hydroisobenzothiophenes Via Three-Step Sequential Pericyclic Reactions of Xanthates", vol. 32, No. 21, May 20, 1991, pp. 2387-2390, Tetrahedron Letters.
A. Le Minor et al. "Synthesis of S-Dithiocarbonates with Polymer-Supported Xanthates", vol. 21, No. 5, May 1989, pp. 445-448, Polymer Bulletin.
N. F. Haley et al. "Efficient and General Synthesis of 1,3-Dithiole-2-thiones", vol. 45, No. 1, Jan. 1980, pp. 175-177, Journal of Organic Chemistry.
M. I. Aliev et al. "Synthesis of Some Xanthates", vol. 70, No. 17, Apr. 28, 1969, Abstract No. 77272t, p. 276.

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