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Key Documents

199575

Sigma-Aldrich

Ethyl Red

97%

Synonym(s):

2-[4-(Diethylamino)phenylazo]benzoic acid, 4-(Diethylamino)azobenzene-2′-carboxylic acid

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About This Item

Linear Formula:
(C2H5)2NC6H4N=NC6H4CO2H
CAS Number:
Molecular Weight:
297.35
Beilstein/REAXYS Number:
3366056
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:

assay

97%

technique(s)

titration: suitable

mp

135 °C (dec.) (lit.)

λmax

447 nm

SMILES string

CCN(CC)c1ccc(cc1)\N=N\c2ccccc2C(O)=O

InChI

1S/C17H19N3O2/c1-3-20(4-2)14-11-9-13(10-12-14)18-19-16-8-6-5-7-15(16)17(21)22/h5-12H,3-4H2,1-2H3,(H,21,22)/b19-18+

Inchi Key

HBRCDTRQDHMTDA-VHEBQXMUSA-N

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Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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