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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

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

234133-VAR:
234133-25G:
234133-BULK:


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Michael Saltmarsh, Mike Saltmarsh
Essential Guide to Food Additives (2013)
B Björkner et al.
Contact dermatitis, 7(1), 1-4 (1981-01-01)
The quinoline color D & C Yellow No. 11 was added to a standard test series. Of 88 patients tested with 1% in PEG, four showed unexplained positive test reactions. One patient had a "flare-up" reaction after 14 days. At
S M el Dareer et al.
Journal of toxicology and environmental health, 23(3), 385-393 (1988-01-01)
The disposition of 2-(2-quinolyl)-1,3-indandione (D. C. yellow #11, DCY) in male Fischer rats dosed intravenously or by feeding was determined. For rats given [14C]DCY in the feed (0.00044-0.41% of the diet), recovery of radioactivity during the 24-h dosing period and
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
Kristina Knutson et al.
Biotechnology progress, 20(6), 1893-1896 (2004-12-04)
A laccase-mediator system (LMS) for biobleaching was applied to a bleached chemical pulp dyed with stilbene dye Direct Yellow 11. Of mediators tested, 2,2'-azinobis(3-ethylbenzthiazoline-6-sulfonate) (ABTS) was found to be more effective than either violuric acid (VA) or N-hydroxybenzotriazole (HBT), which

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