Preparation of 5-membered ring heterocycles

Details Preparation of 5-membered ring heterocycles Preparation of 5-membered ring heterocycles

1993-12-13

1995-09-26

Haley, Jacqueline

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548517, 548530, 548539, 548542, 548544, 548547, 548551, 549313, 549322, 549323, 549324, 549295, 549326, C07D20727, C07D20726, C07D30728

Patent

active

054535166

ABSTRACT:
A process for preparing 5-membered ring heterocycles of the general formula I ##STR1## where R.sup.1 is methyl or hydroxyethyl,

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Chem. Abst., vol. 117, No. 17, Oct. 26, 1992, Abst. No. 170939q, Mitsuhiro et al.
J. Chem. Soc., Chem. Com. (1972) pp. 892-893, Posner et al.
J. Chem. Soc., Chem. Com. (1972) pp. 711-712, Herrmann et al.
J. Org. Chem. 31, (1966) 982-983, Gassman et al.
Pol. J. Chem. 60, (1986) 957-959, Bukowska et al.

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