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Merck
CN

199532

Chromeazurol S

Dye content 45 %

Synonym(s):

Chrome Azurol S, Mordant Blue 29

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About This Item

Empirical Formula (Hill Notation):
C23H13Cl2Na3O9S
CAS Number:
1667-99-8
Molecular Weight:
605.28
EC Number:
216-787-0
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24851923
MDL number:
MFCD00001615
Colour Index Number:
43825
Beilstein/REAXYS Number:
4110655

Key Documents

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Product Name

Chromeazurol S, Dye content 45 %

InChI key

FUIZKNBTOOKONL-NDOZRWCBSA-K

InChI

1S/C23H16Cl2O9S.3Na/c1-9-5-11(7-13(20(9)26)22(28)29)17(12-6-10(2)21(27)14(8-12)23(30)31)18-15(24)3-4-16(19(18)25)35(32,33)34;;;/h3-8,26H,1-2H3,(H,28,29)(H,30,31)(H,32,33,34);;;/q;3*+1/p-3/b17-12-;;;

SMILES string

[Na+].[Na+].[Na+].Cc1cc(cc(C([O-])=O)c1O)C(=C2/C=C(C)C(=O)C(=C2)C([O-])=O)\c3c(Cl)ccc(c3Cl)S([O-])(=O)=O

form

powder

composition

Dye content, 45%

technique(s)

microbe id | staining: suitable

color

dark brown

solubility

water: 0.1%

λmax

458 nm

ε (extinction coefficient)

≥9000 at 424-436 nm in H2O at 0.03 g/L
≥9000 at 424-436 nm in H2O

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

100

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Related Categories

Application

Chromeazurol S has been used to evaluate siderophore production by rhizosphere bacteria.
Reagent for determination of fluoride

General description

Chromeazurol S is a hydrophilic anion. It is also known as Mordant Blue 29 (C.l. 43825) and Chrome Azurol S.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN3853
BCCJ8775
BCCF4572
BCCB6125
BCBT4154

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Savitree Limtong et al.
Microorganisms, 8(5) (2020-05-06)
Seedling rot disease in rice leads to significant loss in the production of seedlings. This research was conducted to explore yeasts that could be used as biological control agents against rice seedling rot disease caused by Curvularia lunata and Helminthosporium
Gabriele Sass et al.
PloS one, 14(5), e0216085-e0216085 (2019-05-09)
Pseudomonas aeruginosa and Aspergillus fumigatus are pathogens frequently co-inhabiting immunocompromised patient airways, particularly in people with cystic fibrosis. Both microbes depend on the availability of iron, and compete for iron in their microenvironment. We showed previously that the P. aeruginosa
Natalie Niessen et al.
Biomolecules, 10(7) (2020-07-28)
Iron is part of many redox and other enzymes and, thus, it is essential for all living beings. Many oxic environments have extremely low concentrations of free iron. Therefore, many prokaryotic species evolved siderophores, i.e., small organic molecules that complex
Dai Cheng et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 33(2), 185-189 (2017-02-14)
Aluminum (Al) has been well known as an environmental factor that may affect several enzymes and other biomolecules related to Alzheimer's disease. The increasing use of Al in the preparation and storage of food currently represents the main form of
Wissal Elhaissoufi et al.
Frontiers in plant science, 11, 979-979 (2020-08-09)
Limited P availability in several agricultural areas is one of the key challenges facing current agriculture. Exploiting P-solubilizing bacteria (PSB) has been an emerging bio-solution for a higher rhizosphere P-availability, meanwhile the above- and below-ground interactions that PSB would trigger
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