Definition of Isatin. Meaning of Isatin. Synonyms of Isatin

Here you will find one or more explanations in English for the word Isatin. Also in the bottom left of the page several parts of wikipedia pages related to the word Isatin and, of course, Isatin synonyms and on the right images related to the word Isatin.

Definition of Isatin

Isatin
Isatin I"sa*tin, n. [See Isatis.] (Chem.) An orange-red crystalline substance, C8H5NO2, obtained by the oxidation of indigo blue. It is also produced from certain derivatives of benzoic acid, and is one important source of artificial indigo. [Written also, less properly, isatine.]

Meaning of Isatin from wikipedia

- Isatin, also known as tribulin, is an organic compound derived from indole with formula C8H5NO2. The compound was first obtained by Otto Linné Erdman and...
- Another use is as a dissolved ozone indicator through the conversion to isatin-5-sulfonic acid. This reaction has been shown not to be specific to ozone...
- and sorbitol. Oxyphenisatin has cathartic properties. The ketone group of isatin (1) is nonenolizable and has interesting properties. In strong acid it becomes...
- better catalyzed by catalyst with trifluoromethyl group chiral barriers. Isatin-derived ketimine commonly undergoes catalytic asymmetric Mannich reaction...
- Viktor Meyer in 1882 as a contaminant in benzene. It was observed that isatin (an indole) forms a blue dye if it is mixed with sulfuric acid and crude...
- synthesis, using anthranilic acid and ketones Pfitzinger reaction using an isatin with base and a carbonyl compound to yield substituted quinoline-4-carboxylic...
- acid, which serves as the desiccant. Notably, it is used to synthesize isatin. In this synthesis, chloral hydrate reacts with aniline and hydroxylamine...
- synthesis of indigo. He described his first synthesis of indigo in 1878 (from isatin) and a second synthesis in 1880 (from 2-nitrobenzaldehyde). (It was not...
- to develop with the study of the dye indigo. Indigo can be converted to isatin and then to oxindole. Then, in 1866, Adolf von Baeyer reduced oxindole to...
- of isatin. and several reactions have been named after him: Sandmeyer isonitrosoacetanilide isatin synthesis(1919) and Sandmeyer diphenylurea isatin synthesis(1903)...