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Merck
CN

364819

Disperse Orange 25

Dye content 95 %

Synonym(s):

3-[N-Ethyl-4-(4-nitrophenylazo)phenylamino]propionitrile

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About This Item

Linear Formula:
O2NC6H4N=NC6H4N(C2H5)CH2CH2CN
CAS Number:
31482-56-1
Molecular Weight:
323.35
NACRES:
NA.23
PubChem Substance ID:
24862457
UNSPSC Code:
12352103
EC Number:
250-654-8
MDL number:
MFCD00011736

Key Documents

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Product Name

Disperse Orange 25, Dye content 95 %

InChI key

ZSPPPAFDNHYXNW-FMQUCBEESA-N

InChI

1S/C17H17N5O2/c1-2-21(13-3-12-18)16-8-4-14(5-9-16)19-20-15-6-10-17(11-7-15)22(23)24/h4-11H,2-3,13H2,1H3/b20-19+

SMILES string

CCN(CCC#N)c1ccc(cc1)\N=N\c2ccc(cc2)[N+]([O-])=O

composition

Dye content, 95%

mp

170 °C (dec.) (lit.)

λmax

457 nm

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Application

Disperse orange 25 is an industrially utilized dye which can be used in a variety of photonic applications which include optical switches and modulators.

Features and Benefits

Adsorptive incorporation into molecular sieves yielded nanocomposites with nonlinear and photosensitive optical properties.

General description

Disperse orange 25 is an azo dye that is a non-ionic, aromatic compound which can be used in p-type semiconductors. It can improve the photo-thermal properties of electrochemical devices. Its stable chemical structure and large dipole moment make it useful as a non-linear optical (NLO) material.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
01220MF
12106HB
09609AQ
07703BR

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Rapid identification of bacteria with a disposable colorimetric sensing array.
Carey JR, et al.
Journal of the American Chemical Society, 133(19), 7571-7576 (2011)
Removal of disperse dye from aqueous solution by novel adsorbent prepared from biomass plant material.
Gercel O, et al.
Journal of Hazardous Materials, 160(2-3), 668-674 (2008)
The optical length effect, diffraction pattern and thermal lensing of Disperse Orange 25.
Salmani S and Ara MHM
Optics & Laser technology, 82(2-3), 34-37 (2016)
Fabrication and investigation of flexible photo-thermo electrochemical cells based on Cu/orange dye aqueous solution/Cu.
Chani MTS, et al.
International Journal of Electrochemical Science, 10(2-3), 5694-5701 (2015)

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