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Merck
CN

210765

Sigma-Aldrich

Acid Red 106

Dye content 50 %

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About This Item

Empirical Formula (Hill Notation):
C23H20N3NaO9S3
CAS Number:
6844-74-2
Molecular Weight:
601.60
Colour Index Number:
18110
UNSPSC Code:
41116121
PubChem Substance ID:
329751912

Key Documents

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form

powder

composition

Dye content, 50%

mp

>300 DEGREES CELSIUS

ε (extinction coefficient)

15994 at 231 nm in H2O at 0.02460 g/L
16373 at 507 nm in H2O at 0.02460 g/L
16474 at 534 nm in H2O at 0.02460 g/L
7429 at 309 nm in H2O at 0.02460 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

InChI

1S/C23H19N3O9S3.Na.H/c1-14-7-9-17(10-8-14)36(28,29)26-19-13-18(37(30,31)32)11-15-12-20(38(33,34)35)22(23(27)21(15)19)25-24-16-5-3-2-4-6-16;;/h2-13,26-27H,1H3,(H,30,31,32)(H,33,34,35);;/b25-24+;;

InChI key

MRKBBGXVARMCTJ-JQCJJEDZSA-N

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
06031JP

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H Oka et al.
Journal of chromatography, 538(1), 149-156 (1991-01-18)
High-speed counter-current chromatography (HSCCC) has been successfully applied to the separation of the components of Food Color Red No. 106 (R-106). The separation was performed using 25 mg of the sample with a two-phase solvent system composed of n-butanol and

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