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See all on WikipediaIndigo dye - Wikipedia
Indigo dye is an organic compound with a distinctive blue color. Indigo is a natural dye extracted from the leaves of some plants of the Indigofera genus, in particular Indigofera tinctoria. Dye-bearing Indigofera plants were commonly grown and used throughout the world, particularly in Asia, with the production of … See more
The primary use for indigo is as a dye for cotton yarn, mainly used in the production of denim cloth suitable for blue jeans; on average, a pair of blue jeans requires 3 grams (0.11 oz) to 12 … See more
The oldest known fabric dyed indigo, dated to 6,000 years ago, was discovered in Huaca Prieta, Peru. Many Asian countries, such as India, China, Japan, and See more
Indigo and some of its derivatives are known to be ambipolar organic semiconductors when deposited as thin films by vacuum evaporation. See more
Natural sources
A variety of plants have provided indigo throughout history, but most natural indigo was obtained from those in the genus Indigofera, which are … See moreWikipedia text under CC-BY-SA license Indigo | C16H10N2O2 | CID 10215 - PubChem
indigo...is a dye which is essentially insoluble in water in its colored oxidized form, but is soluble when reduced to a colorless form.
Chemical structure of indigo dye and its leuco form.
As per test results published (Archroma 2023), the conventional synthetic indigo dye contains around 650-750 ppm of the aniline content whereas the aniline-free synthetic indigo dye...
Indigo | Definition & Facts | Britannica
Nov 26, 2024 · Indigo, an important and valuable vat dyestuff, obtained until about 1900 entirely from plants of the genera Indigofera and Isatis. Indigo was known to the ancients of Asia, …
Indigo is a naturally occurring blue dye whose molecular structure can be elucidated by the general method as given below. The combined study of elemental analysis and mass …
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Indigo dye | C16H10N2O2 - ChemSpider
ChemSpider record containing structure, synonyms, properties, vendors and database links for Indigo dye, 482-89-3, Indigo, COHYTHOBJLSHDF-BUHFOSPRSA-N
Molecular Structures and Spectral Properties of Natural Indigo and ...
To establish the authenticity of natural indigo dye, this work compared the molecular structural differences between indigo and indirubin from natural resources, comprehensively …
Structure of INDIGO (C16H10N2O2) - Mol-Instincts
Mar 7, 2011 · INDIGO contains total 33 bond(s); 23 non-H bond(s), 15 multiple bond(s), 3 double bond(s), 12 aromatic bond(s), 2 five-membered ring(s), 2 six-membered ring(s), 2 nine-membered ring(s), 2 ketone(s) (aromatic), and 2 …
A Critical Comparison of Methods for the Analysis of Indigo in …
In this work, three analytical methods were studied and validated with the aim to select a reliable, fast and automated method for the indigo dye determination. The first method is based on the …
Chemistry of Indigo Dye - Wild Colours
The blue colour obtained from indigo plants is indigo dye (or indigotin as it is often called) together with small amounts of impurities. Indigo is insoluble in water, and most other common solvents, and will not dissolve with heat or stirring.
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