NMR-STUDY OF THE PROTONATION OF DOMOIC ACID

被引:34
|
作者
WALTER, JA [1 ]
LEEK, DM [1 ]
FALK, M [1 ]
机构
[1] NATL RES COUNCIL CANADA,INST MARINE BIOSCI,1411 OXFORD ST,HALIFAX B3H 3Z1,NS,CANADA
关键词
D O I
10.1139/v92-151
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The H-1 and C-13 NMR spectra of the amnesic shellfish poison, domoic acid, in H2O and D2O solutions have been studied as a function of pH or pD. The results yielded the NMR spectral parameters for each of the five protonation stages of domoic acid, provided accurate pK(a) values, and enabled each pK(a) be associated with a particular protonation site.
引用
收藏
页码:1156 / 1161
页数:6
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