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234133

Sigma-Aldrich

Quinoline Yellow

Dye content 95 %

Synonym(s):

Solvent yellow 33

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About This Item

Empirical Formula (Hill Notation):
C18H11NO2
CAS Number:
Molecular Weight:
273.29
Colour Index Number:
47000
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

description

spirit soluble

Quality Level

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

SMILES string

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

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

InChI key

IZMJMCDDWKSTTK-UHFFFAOYSA-N

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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

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Heinrich Zollinger
Color Chemistry: Syntheses, Properties, and Applications of Organic Dyes and Pigments (2003)
Encyclopedia of Food Safety (2013)
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
Allergic contact dermatitis to D & C yellow 11 in a hair cream.
B Monk
Contact dermatitis, 17(1), 57-58 (1987-07-01)
Ivona Lhotská et al.
Molecules (Basel, Switzerland), 23(12) (2018-12-19)
Food analysis demands fast methods for routine control and high throughput of samples. Chromatographic separation enables simultaneous determination of numerous compounds in complex matrices, several approaches increasing separation efficiency and speed of analysis were involved. In this work, modern types

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