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Phenothiazine, mercapto group redox resin

 Last Update: 2022-01-01
 Source: Internet
 Author: User

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1 2 dimethylbenzene

ibuprofen 1 2

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Phenothiazines

The discoloration of the methylene group is the manifestation of the redox properties of the phenothiazine group.

After the autoclave is replaced with helium, a certain amount of phenothiazine , the solvent tetrahydrofuran , and the strong base sodium amide are added, and then acetylene is introduced

Sulfhydryls

It can be obtained by introducing mercapto groups into the styrene-divinylbenzene copolymer through a chemical reaction

Macroporous chloromethylated divinylbenzene cross-linked polystyrene beads reacted with thiourea in ethanol reflux for 5h, then hydrolyzed with 50% sodium hydroxide under nitrogen protection for 12h, washed with water, pickled-washed with water Afterwards, it was refluxed with 95% ethanol for 8 hours and dried in vacuum to obtain the product

Related links: Hydroquinone, pyridine redox resin

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