4 NEW MYCOTOXINS OF ASPERGILLUS-CLAVATUS RELATED TO TRYPTOQUIVALINE
4 NEW MYCOTOXINS OF ASPERGILLUS-CLAVATUS RELATED TO TRYPTOQUIVALINE
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DOI:
10.1021/jo00422a015
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发表时间:
1977-01-01
影响因子:
3.6
通讯作者:
TOWNSEND, JM
中科院分区:
文献类型:
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作者:
BUCHI, G;LUK, KC;TOWNSEND, JM
The hydroxylamine nortryptoquivaline (2) and the 3 secondary amines deoxytryptoquivaline (3), deoxynortryptoquivaline (4) and deoxynortryptoquivalone (8) were found to be toxic metabolites of A. clavatus. [The fungus was one of several collected from mold-infested rice found in a Thai household where a child died of an unidentified toxicosis.] They were accompanied by the 2 previously described tremor producing agents tryptoquivaline (1) and nortryptoquivalone (7). The only weakly basic secondary amines 3, 4 and 8 were oxidized to the corresponding hydroxylamines 1, 2 with m-chlorperbenzoic acid.