Sentence examples for directing effect from inspiring English sources

The methyl group has a directing effect on the positioning of entering substituents depending on the reaction type and its electronic transition state.

In fact, the assignment is in good agreement with the expectation of the orientation during the acetylation reaction due to the directing effect of the methyl and tolyl substituents.

Statistical optimization, using response surface methodology, of sonication parameters (8 min, 0.4 cycle and 60% amplitude) for maximal curcumin loading (86%), has shown major morphology directing effect generating triads, tetrads, amongst others and chain-like arrangement (TEM imaging) of the bio-conjugated nanoparticles (80 90 nm).

Once more, the directing effect of the bulky silyl group ensured the formation of the desired α-linkage, as confirmed by the H-1 and C-1 signals in H and C NMR. Compound 12 was obtained after routine procedures, similar to those described above and exhibited spectroscopic data consistent with the literature.

10 These reactions are thought to proceed by ortho ruthenation, thus affording an arylruthenium intermediate which exhibits a strong directing effect for functionalization at the C H position para to the C Ru bond.

Dehalogenations in the presence of palladium are not uncommon, indeed they are exploited synthetically, 18 however, the observed arylation represented an unusual and interesting result that indicated a directing effect by pyridine.

That's the direct effect.

That was only the most direct effect.

But there will be some direct effect.

We could have a direct response, a direct effect".

The competition has had a direct effect on her writing.