例句與造句

1. The radical species in effect is a single oxygen atom synthon.
2. A key starting material is the iodo triflate depicted below which is a benzotriyne synthon.
3. It is commonly used as the synthetic equivalent of a Ph & minus; synthon.
4. Recently, several non-crop plants such as the Synthon and declared bankruptcy in 2012.
5. An example of a carbanionic synthon for an ester enolate is shown in fig . 1.
6. It's difficult to find synthon in a sentence. 用synthon造句挺難的
7. In 1968, E . J . Corey introduced the concept of a synthon in retrosynthetic analysis.
8. It is often used as a synthetic equivalent for the phenyl " Ph  " " synthon.
9. In May 2012 Synthon announced that it bought the Biolex LEX System for manufacturing biopharmaceuticals in Lemna.
10. This property is useful synthetically : cyclopropanol can be used as a synthon for the homoenolate of propanal.
11. In synthon terminology the ordinary carbonyl group is an acyl cation and the dithiane is a masked acyl anion.
12. The compound is useful as a synthon for nucleophilic acylation, via deprotonation of the alkene adjacent to the oxygen attachment.
13. In many retrosynthetic bond disconnections, the bond is broken heterolytically instead of homolytically, generating a carbocationtic and a carbanionic synthon.
14. The supramolecular synthon approach has been successfully applied in the synthesis of one dimensional tapes, two dimensional sheets and three dimensional structures.
15. Once the " nucleophilic aldehyde " synthon is formed, whether as a cyanohydrin or stabilized by a thiazolium ylide, the reaction can proceed down two pathways.
16. In this case, the cyanide anion is the synthetic equivalent for the  " COOH synthon, while benzyl bromide is the synthetic equivalent for the benzyl synthon.
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