Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1978-03-13
1979-05-29
Trousof, Natalie
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
71 89, C07D30777
Patent
active
041566840
ABSTRACT:
Gibberellin A.sub.4 can be separated from the mixture of gibberellin A.sub.4 /A.sub.7 by placing a dilute aqueous mixture thereof at the pH of at least 9 for one day or more and subsequent adjustment of the pH to below 5.5, thereby precipitating substantially pure A.sub.4.
REFERENCES:
patent: 3496194 (1970-02-01), Elson et al.
Stainier et al., Chemical Abstracts 84:100674a, 1976.
Abbott Laboratories
Burgauer Paul D.
Fan Jane T.
Niblack Robert L.
Trousof Natalie
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