Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent
1977-11-10
1979-01-09
Jiles, Henry R.
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
42424854, C07D49804
Patent
active
041339541
ABSTRACT:
Compounds of the formula I ##STR1## wherein R represents hydrogen, methyl or ethyl and
REFERENCES:
patent: 3883522 (1975-05-01), Gerster
Techer et al. "C. R. Acad. Sc. Paris" (1969) vol. 269, pp. 564-566.
Nagarajan et al. "Tetrahedron" vol. 29, pp. 2571-2573 (1973).
Nagarajan et al. "Chem. Abstracts" vol. 82 (1975) No. 118772z.
Ciba-Geigy Corporation
Falber Harry
Jiles Henry R.
Ramsuer R. W.
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