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Merck
CN

234133

Quinoline Yellow

Dye content 95 %

Synonym(s):

Solvent yellow 33

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About This Item

Empirical Formula (Hill Notation):
C18H11NO2
CAS Number:
8003-22-3
Molecular Weight:
273.29
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24854023
EC Number:
232-318-2
Colour Index Number:
47000
MDL number:
MFCD00011593

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InChI key

IZMJMCDDWKSTTK-UHFFFAOYSA-N

InChI

1S/C18H11NO2/c20-17-12-6-2-3-7-13(12)18(21)16(17)15-10-9-11-5-1-4-8-14(11)19-15/h1-10,16H

SMILES string

O=C1C(c2ccc3ccccc3n2)C(=O)c4ccccc14

description

spirit soluble

assay

≥95% (HPLC)

form

powder

composition

Dye content, 95%

technique(s)

titration: suitable

mp

240 °C

solubility

chloroform: 1 mg/mL, clear to slightly hazy, yellow to very deep yellow

λmax

439 nm

Amax

1.16 at 285-291 nm in methanol at 0.01 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

100

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Related Categories

General description

Quinoline Yellow belongs to the class of quinophthalone dyes. It is generally used as a food colorant. Quinoline Yellow is anionic in nature and is used to dye wool and silk. Studies show that Quinoline Yellow is not genotoxic or carcinogenic. It is considered to be safe for human health.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
SHBT3562
SHBR6583
SHBQ2747
SHBP1844
SHBN4586

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Encyclopedia of Food Safety (2013)
Heinrich Zollinger
Color Chemistry: Syntheses, Properties, and Applications of Organic Dyes and Pigments (2003)
Allergic contact dermatitis to D & C yellow 11 in a hair cream.
B Monk
Contact dermatitis, 17(1), 57-58 (1987-07-01)
M J Palazzolo et al.
Contact dermatitis, 9(5), 367-371 (1983-09-01)
The certified drug and cosmetic dye substance known as D & C Yellow No. 11 [2-(2-quinolyl)-1,3 indandione] was tested for its dermal sensitization potential in guinea pigs. An induction regimen consisting of a single footpad injection of Complete Freund's Adjuvant
M Meyer et al.
Environmental mutagenesis, 8(5), 727-740 (1986-01-01)
The L5178Y TK+/- mouse lymphoma assay is widely used in mutagenicity testing. Trifluorothymidine-resistant (TFTr) mutants are quantitated following growth in agar-supplemented cloning medium. In an attempt to evaluate the effect of agar on plating efficiency, we have tested several lots
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