Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1995-05-30
1997-10-14
Gerstl, Robert
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
548110, 548251, 5483235, C07D23370
Patent
active
056774648
ABSTRACT:
A compound of the formula (V): ##STR1## wherein Ar' is a halogenated phenyl group, R is a hydrocarbon residue having a functional group at the .alpha.-carbon, R.sup.3' is an optionally substituted aliphatic or aromatic hydrocarbon residue or an optionally substituted aromatic heterocyclic group, Y and Z are, the same or different, a nitrogen atom or a methine group optionally substituted with a lower alkyl group, and (R) and (S) represent configurations, which is an optically active intermediate for production of optically active triazole compounds (I): ##STR2## wherein the symbols have the same meanings as defined above, and methods of preparing the compounds (V) and (I).
REFERENCES:
patent: 5371101 (1994-12-01), Itoh
Hosono Hiroshi
Itoh Katsumi
Tasaka Akihiro
Gerstl Robert
Takeda Chemical Industries Ltd.
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