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Titlebook: An Introduction to Chemical Nomenclature; R. S. Cahn Book 1968 Springer Science+Business Media New York 1968 chemistry.nomenclature

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31#
發(fā)表于 2025-3-26 21:15:41 | 只看該作者
32#
發(fā)表于 2025-3-27 04:38:21 | 只看該作者
Organic: Numbering,able numbers are assigned to the principal (functional) group or groups; for radicals they are assigned to the “free” valency or valencies, and the principal groups are then treated merely as ordinary prefixes.
33#
發(fā)表于 2025-3-27 08:18:13 | 只看該作者
Organic: Skeletal Types,and s- (secondary) to C.*, (.) such modified names may never be used for substituted derivatives of the compounds or radicals, ., CHMe2·CHCl- is 1-chloro-2-methylpropyl, and (.) the free valency of radicals always has number 1, ., Pr..CH- is 1-propylbutyl and not 4-heptyl.
34#
發(fā)表于 2025-3-27 13:19:03 | 只看該作者
35#
發(fā)表于 2025-3-27 15:41:28 | 只看該作者
36#
發(fā)表于 2025-3-27 19:57:12 | 只看該作者
https://doi.org/10.1007/3-540-31270-6en these did not suffice, help was sought mainly in prefixes of the type pyro-, hypo-, meta-, ortho-, per-, sub-, and in endings such as-oxylic,-yl,-osyl. There was, however, little consistency in the use of these adjuncts, and the resulting confusion was made worse when later studies of structure d
37#
發(fā)表于 2025-3-28 01:11:19 | 只看該作者
38#
發(fā)表于 2025-3-28 05:06:36 | 只看該作者
39#
發(fā)表于 2025-3-28 10:18:28 | 只看該作者
https://doi.org/10.1007/3-540-31270-6able numbers are assigned to the principal (functional) group or groups; for radicals they are assigned to the “free” valency or valencies, and the principal groups are then treated merely as ordinary prefixes.
40#
發(fā)表于 2025-3-28 11:28:54 | 只看該作者
Peter Balzer,Stefan Kr?ll,Bernd Scholland s- (secondary) to C.*, (.) such modified names may never be used for substituted derivatives of the compounds or radicals, ., CHMe2·CHCl- is 1-chloro-2-methylpropyl, and (.) the free valency of radicals always has number 1, ., Pr..CH- is 1-propylbutyl and not 4-heptyl.
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