Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1985-07-09
1987-05-19
Gerstl, Robert
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
546170, 546280, 548194, 548196, C07D27742, C07D27746
Patent
active
046670408
ABSTRACT:
This invention relates to a novel process for producing a 2-(2-aminothiazol-4-yl)glyoxylic acid derivative or a salt thereof which are useful in producing a cephalosporin antibiotic, and to intermediates for said derivative and salt and a process for producing the intermediates.
REFERENCES:
patent: 4308391 (1981-12-01), Howe et al.
patent: 4374843 (1983-02-01), La Mattina et al.
patent: 4425340 (1984-01-01), Teraji et al.
Imaizumi Hiroyuki
Inaba Takihiro
Kajita Tetsuya
Morita Seishi
Sadaki Hiroshi
Gerstl Robert
Toyama Chemical Co., Ltd.
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