Preparation of isoxazolines and isoxazoles

Details Preparation of isoxazolines and isoxazoles Preparation of isoxazolines and isoxazoles

1988-04-25

1990-08-28

Shah, Mukund J.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548243, 548244, 548245, 548246, 548247, 548248, C07D26104, C07D26108, C07D26112, C07D26114

Patent

active

049527002

ABSTRACT:
A process for forming isoxazolines or isoxazoles by contacting, in the presence of base, a nitro compound, a cyclic anhydride and a dipolarophile. The dicarboxylic acid is readily regenerated to be again reused as the dehydrating agent of additional nitro compound.

REFERENCES:
patent: 3513180 (1970-05-01), Fenton
patent: 3945998 (1976-03-01), Anderson et al.
patent: 4092326 (1978-05-01), Shipchandler
patent: 4479888 (1984-10-01), Koch et al.
patent: 4761460 (1988-08-01), Otsuka et al.
Rahman et al., Chemical Abstracts, vol. 101, No. 54969v (1984).
Harada et al., Chem. Pharm. Bull., vol. 28, pp. 3296-3303 (1980).
Kornblum et al., J.A.C.S. 80, 4333, (1958).

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