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Merck

73225

Butter Yellow

analytical standard

Synonyme(s) :

Dimethyl yellow, 4-(Dimethylamino)azobenzene, N,N-Dimethyl-4-(phenylazo)aniline, Butter yellow, Methyl yellow

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A propos de cet article

Formule linéaire :
C6H5N=NC6H4N(CH3)2
Numéro CAS:
Poids moléculaire :
225.29
EC Number:
200-455-7
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Colour Index Number:
11020
Beilstein/REAXYS Number:
746016
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grade

analytical standard

Quality Segment

assay

≥98.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

mp

111 °C (dec.) (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

SMILES string

CN(C)c1ccc(cc1)N=Nc2ccccc2

InChI

1S/C14H15N3/c1-17(2)14-10-8-13(9-11-14)16-15-12-6-4-3-5-7-12/h3-11H,1-2H3

InChI key

JCYPECIVGRXBMO-UHFFFAOYSA-N

General description

This substance belongs to the class of azo dyes. Find here a comprehensive listingof all our food colorant reference materials.

Butter Yellow is a food dye widely used in industrial food production and is found to be carcinogenic in nature.

Application

Butter Yellow may be used as an analytical reference standard for the quantification of the analyte in food products using gel permeation chromatography and liquid chromatography coupled to electrospray ionization-tandem mass spectrometry.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.


pictograms

Skull and crossbonesHealth hazard

signalword

Danger

hcodes

Hazard Classifications

Acute Tox. 3 Oral - Carc. 2

Classe de stockage

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges



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Certificats d'analyse (COA)

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