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201901

Sigma-Aldrich

Chrysophenine

Dye content 65 %

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Synonym(s):
Direct Yellow 12
Empirical Formula (Hill Notation):
C30H26N4Na2O8S2
CAS Number:
Molecular Weight:
680.66
Colour Index Number:
24895
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47

form

powder

Quality Level

composition

Dye content, 65%

λmax

389 nm

ε (extinction coefficient)

≥29000 at 389-401 nm in water at 0.02 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].CCOc1ccc(cc1)\N=N\c2ccc(\C=C\c3ccc(cc3S([O-])(=O)=O)\N=N\c4ccc(OCC)cc4)c(c2)S([O-])(=O)=O

InChI

1S/C30H28N4O8S2.2Na/c1-3-41-27-15-11-23(12-16-27)31-33-25-9-7-21(29(19-25)43(35,36)37)5-6-22-8-10-26(20-30(22)44(38,39)40)34-32-24-13-17-28(18-14-24)42-4-2;;/h5-20H,3-4H2,1-2H3,(H,35,36,37)(H,38,39,40);;/q;2*+1/p-2/b6-5+,33-31+,34-32+;;

InChI key

YQMJDPHTMKUEHG-RNVLWOMCSA-L

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1 of 4

This Item
C867910362422680
Chrysophenine Dye content 65 %

201901

Chrysophenine

Chicago Sky Blue 6B powder

C8679

Chicago Sky Blue 6B

Sudan I Dye content ≥95 %

103624

Sudan I

Quinoline Yellow for microscopy (Hist.), mixture of mono- and disulfonic acid sodium salt

22680

Quinoline Yellow

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

composition

Dye content, 65%

composition

Dye content, ~80%

composition

Dye content, ≥95%

composition

-

ε (extinction coefficient)

≥29000 at 389-401 nm in water at 0.02 g/L

ε (extinction coefficient)

-

ε (extinction coefficient)

≥30000 at 223-233 nm in ethanol at 0.01 g/L

ε (extinction coefficient)

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Chiang Hsiu-Mei et al.
Journal of hazardous materials, 161(2-3), 1384-1390 (2008-06-10)
Sludge adsorbent (SA) and commercial activated carbon fibers (ACFC and ACFT) were applied to Orange II and Chrysophenine (CH) adsorption (BET surface area: ACFC>ACFT>SA). ACFT was primarily in the micropore range, while SA was approximately 500 A (macropore) and 80

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