Process for preparing pure 2-methyl-3-(.beta.-hydroxyethylcarbam

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...

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C07D24144

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active

042282837

ABSTRACT:
The present invention provides a process for preparing high purity 2-methyl-3-(.beta.-hydroxyethylcarbamoyl)quinoxaline 1,4-di-N-oxide, generally involving the following stages carried out separately and in succession:

REFERENCES:
patent: 3600388 (1971-08-01), Durkheimer
patent: 3660391 (1972-05-01), Ley
patent: 3682906 (1972-08-01), Seng
patent: 3948911 (1976-04-01), McFarland
patent: 4039540 (1977-08-01), Pirlam
patent: 4092415 (1978-05-01), Schmid et al.
Elina et al., Chem. Abs. 85, 63031m (1976).

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