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Indigo dye - Wikipedia
Indigo dye is an organic compound with a distinctive blue color. Indigo is a natural dye obtained from the leaves of some plants of the Indigofera genus.
en.wikipedia.org
en.wikipedia.org
Indigotin - Molecule of the Month - February 2009 - HTML-only version
People are dyeing to use it. Indigo is an ancient compound, and has been known and used as a distinctive blue dye since prehistoric times [1].
www.chm.bris.ac.uk
www.chm.bris.ac.uk
What makes a plant a dye plant? Part 4: Indigotin
To extract indigotin so we can store it (almost) indefinitely) we need to transform indican (a pale green organic compound present in the leaves of Indigofera, ...
www.suzannedekel.com
www.suzannedekel.com
indigotin
indigotin Chem. (ˈɪndɪgəʊtɪn) [f. indigo + t euphonic (cf. agiotage) + -in.] = indigo-blue.1838 Penny Cycl. XII. 460/1 When common indigo has been treated with dilute acids, alkalis, and alcohol, the remainder is indigo-blue, or indigotin, or indigo nearly in a state of purity. 1874 Schorlemmer Org....
Oxford English Dictionary
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[PDF] INDIGOTIN - Chemistry Education
Indigo dye and Indigotin: Indigotin is the deep blue colored compound present in indigo dye. The dye extracted from natural sources also contain ...
chem.hbcse.tifr.res.in
chem.hbcse.tifr.res.in
Indigotin phyproof Reference Substance 482-89-3 - Sigma-Aldrich
This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, ...
www.sigmaaldrich.com
www.sigmaaldrich.com
Indigofera tinctoria
They are soaked in water and fermented in order to convert the glycoside indican naturally present in the plant to the blue dye indigotin.
wikipedia.org
en.wikipedia.org
Indigotin Fabric | Ultrafabrics
Volar Indigotin with its impressive but soothing hue and the subtle texture becomes one of the best-biobased options for upholstery. Know more about it.
www.ultrafabricsinc.com
www.ultrafabricsinc.com
I Grew Some Indigo. Now What? - Graham Keegan
INDIGOTIN and INDIGO - Used interchangeably, referring to the oxidized pigment molecule which CANNOT directly dye fibers, but requires dissolution and reduction ...
www.grahamkeegan.com
www.grahamkeegan.com
Indigotin supplier | CAS 482-89-3 - AOBIOUS
Indigotin. Cat No: ST01500120. Condition. CAS : 482-89-3. Warning: Last items in stock! Availability date: Print Quotation. Molarity Calculation Cart ...
aobious.com
aobious.com
Indigo - Natural Dyes
Indigotin (the dye component of indigo powder) is insoluble in water. To use it for dyeing it must be reduced to a water-soluble form. All indigo vats need ...
naturaldyes.ca
naturaldyes.ca
indigotic
indigotic, a. (ɪndɪˈgɒtɪk) [f. as indigotin + -ic.] Of, pertaining to, or produced from indigo; indigotic acid, C7H5(NO2)O3, prepared by treating indigotin with oxidizing agents; = anilic acid.1838 T. Thomson Chem. Org. Bodies 141 Indigotic acid has been given in the Chemistry of Inorganic bodies. 1...
Oxford English Dictionary
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William Popplewell Bloxam
He then moved to Bihar to work on the chemistry of indigo production and the extraction of indigotin.
wikipedia.org
en.wikipedia.org
indigoid
indigoid, a. (n.) (ˈɪndɪgɔɪd) [a. G. indigoid (P. Friedländer 1908, in Ber. d. Deut. Chem. Ges. XLI. 773): see indigo n. (a) and -oid.] Of a dye: similar to indigotin in chemical structure, spec. in having another atom or atoms, esp. of sulphur, in place of one or both of the imino-groups. Hence as ...
Oxford English Dictionary
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Caftan (Metropolitan Museum of Art)
It is no longer possible to determine with certainty what colors were used; likely, the designs were originally dark blue from an indigotin-bearing plant
wikipedia.org
en.wikipedia.org