Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1997-03-31
1999-02-23
Huang, Evelyn
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D47104
Patent
active
058745815
ABSTRACT:
formula (I): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 each independently represent an alkyl group having 1 to 10 carbon atoms or an aryl group,
and a salt thereof and a process for preparing the same, and a the formula (IV): ##STR2## wherein R.sup.1, R.sup.2 and R.sup.3 represent the same meanings as described above; R.sup.4 represents a hydrogen atom, an alkoxycarbonyl group having 2 to 10 carbon atoms, an acyl group having 2 to 10 carbon atoms or a cyclo-alkylcarbonyl group having 4 to 10 carbon atoms; and
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Greene TW and Wuts PGM. Protective Groups in Organic Synthesis. Second Edition. John Wiley & Sons, Inc. pp. 1,12,74,75,77,78,83, 1991.
Ataka Kikuo
Kohno Masahiko
Miyata Hiroyuki
Yamamoto Yasuhito
Yokota Naoyuki
Huang Evelyn
Ube Industries Ltd.
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