Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1987-07-30
1990-04-17
Berch, Mark L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
544344, 544410, 546208, 564511, 568807, 568810, C07B 5700, C07D48708, C07D48714, C07C 3318
Patent
active
049181904
ABSTRACT:
Disclosed are a crystalline complex compound of a propargyl alcohol represented by Formula (I): ##STR1## wherein each of R.sub.1 and R.sub.2 represents a substituent which is different from each other
and a tertiary diamine represented by Formula (II): ##STR2## wherein A represents a group having two carbon atoms as a chain member which may be branched; each of R.sub.3, R.sub.4, R.sub.5 and R.sub.6 may be the same or different and represents an aralkyl group or an alkyl group having 1 to 6 carbon atoms; and A, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 may be bonded to each other,
and a process of separation and purification of the propargyl alcohol using the crystalline complex compound described above.
REFERENCES:
patent: 4467102 (1984-08-01), Toda et al.
Ube, Chem Abs 101, 130376 (1984).
Toda et al II, Chemistry Letters 1905, 1986.
Toda et al III, Chem Abs 100, 5961g (1983).
Hart et al, Nippon Kagaku Kaishi, 2, 239-42 (1983).
Toda IV, Isr. J. Chem 25, 338 (1985).
Ataka Kikuo
Tanaka Koichi
Toda Fumio
Berch Mark L.
Ube Industries Ltd.
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