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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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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.
Akira Abe et al.
Analytical biochemistry, 434(1), 78-83 (2012-11-14)
Lysosomal phospholipase A2 (group XV PLA2, LPLA2) is a lysosomal enzyme linked to drug-induced phospholipidosis. We developed phospholipid "smart probes" based on the conversion of a quenched fluorogenic substrate to a fluorescent product. Due to the preference of LPLA2 for
Derek Ho et al.
Biochemistry, 50(22), 4830-4842 (2011-05-03)
The membrane topology of the colicin E1 channel domain was studied by fluorescence resonance energy transfer (FRET). The FRET involved a genetically encoded fluorescent amino acid (coumarin) as the donor and a selectively labeled cysteine residue tethered with DABMI (4-(dimethylamino)phenylazophenyl-4'-maleimide)
Subhasish Chatterjee et al.
Nanoscale, 4(5), 1568-1571 (2012-02-03)
Self-assembly based on nucleic acid systems has become highly attractive for bottom-up fabrication of programmable matter due to the highly selective molecular recognition property of biomolecules. In this context, Y-shaped DNA (Y-DNA) provides an effective building block for forming unique

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