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indole

Product name indole
Synonyms 2,3-benzopyrrole
ketole
1-benzazole
benzo[b]pyrrole
GOST no data
CAS 120-72-9

Indole is a colorless crystalline solid with a weak naphthalene odor. It is readily soluble in most organic solvents, hot water, liquid ammonia. It molecule has a planar structure. Indole is a weak base. Natural jasmine oil, used in the perfume industry, contains around 2.5% of indole. Indole structure is a motif in nature. Prominent examples include tryptophan (aromatic side chain amino acid), serotonin (neurotransmitter), auxin (plant growth hormone), and indigo (plant colorant), melatonin, bufotanine.

Production.

  • Indole is produced by coal tar processing;
  • by dehydrogenation of o-ethylaniline with following cyclyzation;

    Uses.

  • as a perfumery fixer;
  • in the preparation of bioactive compounds (hormones, hallucinogens, tryptophan, auxin) and pharmaceuticals (e.g. indometacin);
  • to produce selective herbicides;
  • in making perfumes, dyes and agrochemicals;

  • Manufacturer(s) JSC PN Waldis
    Chemical structure of indole

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