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Merck
CN

19-4490

Dimethyl yellow

JIS special grade

Synonym(s):

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

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About This Item

Linear Formula:
C6H5N=NC6H4N(CH3)2
CAS Number:
Molecular Weight:
225.29
EC Number:
200-455-7
PubChem Substance ID:
UNSPSC Code:
12352116
Beilstein/REAXYS Number:
746016
Colour Index Number:
11020
MDL number:
Grade:
JIS special grade
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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

grade

JIS special grade

form

solid

availability

available only in Japan

dilution

(for analytical testing)

mp

111 °C (dec.) (lit.)

pictograms

Skull and crossbonesHealth hazard

signalword

Danger

hcodes

Hazard Classifications

Acute Tox. 3 Oral - Carc. 2

Storage Class

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

Regulatory Information

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Michael D Maynard-Smith et al.
Analytical biochemistry, 418(2), 204-212 (2011-08-16)
N-6 methylation of adenine destabilises duplex DNA and this can increase the proportion of DNA that dissociates into single strands. We have investigated utilising this property to measure the DNA adenine methyltransferase-catalyzed conversion of hemimethylated to fully methylated DNA through
Vivek Mishra et al.
European journal of cancer (Oxford, England : 1990), 48(13), 2075-2085 (2011-11-11)
Carcinogenic potential of argemone oil (AO) and butter yellow (BY), the adulterants encountered in edible oil, in gall bladder of Swiss albino mice was undertaken to investigate the potential aetiological factors of gall bladder carcinoma (GBC) in the Indo-Gangetic basin.
Huifeng Xu et al.
Chemical communications (Cambridge, England), 47(44), 12158-12160 (2011-10-12)
A novel fluorescent sensor for the detection of Hg(2+) in aqueous media was developed. The method takes advantages of the highly selective thymine-Hg(2+)-thymine coordination and the sensitive "signal-on" structure-switching molecular beacon.
Joshua Balsam et al.
Lab on a chip, 11(5), 941-949 (2011-01-19)
In this paper, we describe a simple charge-coupled device (CCD) based lensless fluorometer with sensitivity in the range of current ELISA plate readers. In our lensfree fluorometer, a multi-wavelength LED light source was used for fluorophore excitation. To collimate the
Debadutta Mishra et al.
Toxicology letters, 203(1), 40-47 (2011-03-08)
The azo-dye p-dimethylaminoazobenzene (p-DAB) is a potential tumor initiator in rodents, but the underlying mechanism is not clear. Following chronic feeding of the carcinogen for 3, 5 and 7 weeks, trace elemental status, free radical generation, oxidative damage, antioxidant profile

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