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searching for Tosyl group 13 found (17 total)

Hurd–Mori 1,2,3-thiadiazole synthesis (200 words) [view diff] exact match in snippet view article find links to article

3-thiadiazoles through the reaction of hydrazone derivatives with an N-acyl or N-tosyl group reacted with thionyl chloride. An analogous reaction gives 1,2,3-selenadiazoles

One-pot synthesis (322 words) [view diff] exact match in snippet view article find links to article

final step the reaction medium is neutralized to pH 7 (magenta) the tosyl group is eliminated as well. Ishikawa, H.; Suzuki, T.; Hayashi, Y. (2009).

P-Toluenesulfonic acid (640 words) [view diff] exact match in snippet view article find links to article

and other polar organic solvents. The CH3C6H4SO2 group is known as the tosyl group and is often abbreviated as Ts or Tos. Most often, TsOH refers to the

Tosylhydrazone (657 words) [view diff] exact match in snippet view article find links to article

functional group with the general structure RR'C=N-NH-Ts where Ts is a tosyl group. Organic compounds having this functional group can be accessed by reaction

Van Leusen reaction (267 words) [view diff] exact match in snippet view article find links to article

intermediate which after a ring opening process and elimination of the tosyl group forms an N-formylated alkeneimine. This is then solvolysed by an acidic

Directed ortho metalation (1,041 words) [view diff] exact match in snippet view article find links to article

phenyl sulfoxide. On approach to the lithium intermediate, the bulky tosyl group on the imine electrophile is responsible for the asymmetric induction

Samarium(II) iodide (958 words) [view diff] exact match in snippet view article

Removal of a tosyl group from an N-tosylamide using SmI2

Aziridines (1,680 words) [view diff] exact match in snippet view article find links to article

cycloaddition. When the N-substituent is an electron-withdrawing group such as a tosyl group, the carbon-nitrogen bond breaks, forming another zwitterion TsN− –CH

Morpheridine (380 words) [view diff] exact match in snippet view article find links to article

sulfuric acid in ethanol serves both to esterify the acid and to remove the tosyl group to yield the secondary amine (5). Alkylation of that amine by means of

Pyrrole (3,142 words) [view diff] exact match in snippet view article find links to article

cyclization then forms the 5-membered ring, which reacts to eliminate the tosyl group. The last step is tautomerization to the pyrrole.[citation needed] By

Tennessine (11,034 words) [view diff] exact match in snippet view article find links to article

Concerns that the proposed symbol Ts may clash with a notation for the tosyl group used in organic chemistry were rejected, following existing symbols bearing

Dendrimer (6,905 words) [view diff] exact match in snippet view article find links to article

alcohol groups to tosylate groups with tosyl chloride and pyridine. The tosyl group then served as leaving groups in another reaction with the tricarboxylate

Strychnine total synthesis (4,087 words) [view diff] exact match in snippet view article find links to article

Subsequent treatment with hydrogen iodide and red phosphorus removed the tosyl group and hydrolysed both remaining ester groups to form diacid 13. Acetylation