5-(4-Nitrophenyl)-2(1H)-pyrazinones

Details 5-(4-Nitrophenyl)-2(1H)-pyrazinones 5-(4-Nitrophenyl)-2(1H)-pyrazinones

1983-06-02

1985-04-30

Berch, Mark L.

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

C07D24118

Patent

active

045145687

ABSTRACT:
This invention relates to 5-(phenyl)-2(1H)-pyrazinones substituted in the 4-position of the phenyl ring by a nitro group, and to a process for their preparation. These compounds are useful intermediates in the synthesis of inotropic compounds. One specific compound is 5-(4-nitrophenyl)-2(1H)-pyrazinone.

REFERENCES:
patent: 3745161 (1973-07-01), Tsung-Ying et al.
March, ed., Advanced Organic Chem., 2nd ed., (1977), pp. 474-476.
Sheradsky et al., J.C.S. Perkin I:1296-1299, (1977).
Ohta et al., Hukusokan Kagaku Toronkai Kuen Yoshishu 8th:84-88, (1975), (Chem. Abstr. 84:164,723Y).

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