Process for the synthesis of (4R-cis)-1,1-dimethylethyl 6-cyanom

Details Process for the synthesis of (4R-cis)-1,1-dimethylethyl 6-cyanom Process for the synthesis of (4R-cis)-1,1-dimethylethyl 6-cyanom

1990-10-17

1992-04-07

Chan, Nicky

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549375, C07D31906

Patent

active

051030241

ABSTRACT:
An improved process for the preparation of (4R-cis)-1,1-dimethylethyl 6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate is described where a hydroxy ester derivative is converted in two steps to the desired product, as well as valuable intermediates used in the process.

REFERENCES:
patent: 4647576 (1987-03-01), Hoefle et al.
patent: 4681893 (1987-07-01), Roth
patent: 5003080 (1991-03-01), Butler et al.
Tetrahedron Letters, 27. No. 44. pp. 5335-5338 (1986) Sunay, et al.

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