Thiapentanamide derivatives

Details Thiapentanamide derivatives Thiapentanamide derivatives

1991-08-22

1992-10-06

Siegel, Alan

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D33338

Patent

active

051533308

ABSTRACT:
A compound of the general formula ##STR1## in which X represents a chlorine or bromine atom, R.sup.1 represents a hydrogen atom, a C(1-6) alkyl group, a benzyl group or a phenyl group optionally substituted by a C(1-6) alkyl group, and R.sup.2 represents the group CN or the group COOR.sup.3 in which R.sup.3 represents a C(1-6) alkyl group, a process for the preparation of a compound of formula (I), and the use of a compound of formula (I) in the preparation of a compound of the general formula. ##STR2## in which R.sup.1 is as defined above and R.sup.4 represents an amino group or a hydroxyl group.

REFERENCES:
Wagner & Zook Synthetic Organic Chem. (1953) pp. 596, 597.
Gronowitz, S., Thiophene and its Derivatives, vol. 1, pp. 120-121 (John Wiley & Sons, 1985).
Pirner, H., "Uber Umsetzungen von, .alpha.,.beta.-Dihalogencarbon Saureestern mit .alpha.-Mercaptocarbonylverbindungen", Dissertation, Friedrich Alexander Universitat, Erlangen-Nurnberg, 1985.
Huddleston, P. R., and Barker, John M., Synthetic Communications, 9(8), 731-734 (1979).

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