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Merck
CN

V001073

Indigo

Synonym(s):

Indigo blue, Indigotin

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About This Item

Empirical Formula (Hill Notation):
C16H10N2O2
CAS Number:
Molecular Weight:
262.26
PubChem Substance ID:
EC Number:
207-586-9
Beilstein/REAXYS Number:
88275
Colour Index Number:
73000
MDL number:
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SMILES string

O=C1C(\Nc2ccccc12)=C3/Nc4ccccc4C3=O

InChI

1S/C16H10N2O2/c19-15-9-5-1-3-7-11(9)17-13(15)14-16(20)10-6-2-4-8-12(10)18-14/h1-8,17-18H/b14-13+

InChI key

COHYTHOBJLSHDF-BUHFOSPRSA-N

mp

>300 °C (lit.)

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Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Robert C Lee et al.
Journal of dentistry, 43(8), 1032-1042 (2015-04-12)
Previous studies have demonstrated that the optical changes due to the loss of water from porous lesions can be exploited to assess lesion severity with QLF, thermal and near-IR imaging. Since arrested lesions are less permeable to water due to
Xiaohong Han et al.
Sheng wu gong cheng xue bao = Chinese journal of biotechnology, 24(6), 921-926 (2008-09-24)
Indigo and indigo-like pigments are widely used in the industry of textile, food and medicine. Now people pays more and more attention to developing an alternative method of indigo production which is "environment-friendy", especially microbial biosynthesis of indigo. Many microorganisms
R M Christie
Biotechnic & histochemistry : official publication of the Biological Stain Commission, 82(2), 51-56 (2007-06-20)
Although the color of indigo is strongly dependent on its environment, it is blue in most commonly encountered situations. Indigo's absorption at such long wavelengths for such a small molecule is unique, and I provide here an overview of the
Synthesis and bioactivity of carbohydrate derivatives of indigo, its isomers and heteroanalogues.
Gnuni Karapetyan et al.
ChemMedChem, 6(1), 25-37 (2010-11-26)
Ming Yang et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 35(7), 928-931 (2010-06-26)
Accessed to literatures at home and abroad, we introduced the process of indigo naturalis transforming from dyestuff industry into pharmaceutical industry. It is affirmed that the precursors of indigo and indirubin are isatan A, isatan B, isatan C and indicant.

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