Process for preparing thiocyanoalkyl esters of (meth)acrylic aci

Details Process for preparing thiocyanoalkyl esters of (meth)acrylic aci Process for preparing thiocyanoalkyl esters of (meth)acrylic aci

1995-03-27

1996-10-15

Gupta, Yogendra N.

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

Organic compounds

Thiocyanate esters

558 14, 526261, 526266, 526288, 544219, C07C33104

Patent

active

055655971

ABSTRACT:
A process for the preparation of an acrylic or methacrylic compound of formula (I): ##STR1## wherein R is a hydrogen atom or methyl and n is an integer ranging from 2 to 20 inclusive, comprising reacting a halogeno-n-alkyl acrylate or methacrylate of the formula: ##STR2## in which n is as defined above and X is a halogen atom, with a thiocyanate salt in an organic solvent and in the presence of an effective phase-transferring amount of at least one phase-transfer agent.

REFERENCES:
patent: 3743669 (1973-07-01), Hillman et al.
Chem. Abs., Registry Number Index, Columbus, OH, Composes No. 76392-31-9, 53397-61-8, 1972-1976.
Chem. Abs., vol. 83, 1975, p. 428, Columbus, OH, Solodkin: "Luminescence characteristics of electroluminescent layers based on binders with . . . ".
Chem. Abs., vol. 81, 1974, p. 389, Columbus, OH.
Chem. Abs., 9th Collective Idx. 1972-1976, p. C7H9N02S, Columbus, OH, "2-proprnoic acid-2-methyl,2,thiocyanato ethyl ester homopolymer".
Synth. Commun., 22(4), 617-28, 1992.
"A New Synthesis of Thiocyanatoalkyl (Meth)acrylic esters", Berthe et al., Synthetic Communications, vol. 22(4), pp. 617-628, 1992.

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