Sentence examples similar to withdrawing ring from inspiring English sources
The first two resonate at significantly greater chemical shift than for aromatic protons, thereby suggesting strong deshielding effects probably due to electron-withdrawing ring substituents or condensed ring structures.
This nitrogen-containing, electron-withdrawing ring is believed to make OLT an inhibitor of hepatic CYP (24).
Our results showed that un-substituted aryl rings posses better antituberculosis activity than those having any kind of substitution and derivatives with small sized electron withdrawing groups in aryl ring exhibited activity while bigger groups lead to considerable loss in activity.
The two chlorines are withdrawing electrons from the ring and are connected with the NH2 group to form important quadrupole moments.
In case of formation of open chain compounds 3a to 3o, irrespective of whether it has electron donating or withdrawing substituents on the aromatic ring all the starting materials underwent reaction within 30 min. However, wide difference in reaction rate could be observed, in the formation of xanthenediones 4a to 4m.
It was shown here that antimicrobial activities of the sulfonamides were increased when introducing electron withdrawing groups into the benzene ring of the compounds (Table 2).
Electron-withdrawing phenyl ring substituents para to the piperazine strongly reduced activity at both receptors.
Withdraw the ring and sealed beam unit to complete the removal of old Beetle headlight unit.
From the obtained in vitro antimicrobial results, it was observed that substitution of electron withdrawing groups at 3rd position of benzimidazole ring leads to increase in both antifungal and antibacterial activity.
According to above mechanism, reduction of the electron density in the aniline ring by incorporation of an electron withdrawing group like chloro or nitro decreases the yield of the reaction.
Aromatic rings were ornamented with electron donating and withdrawing groups for comparison studies and to choose a best ligand for sensor preparation.
