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210633

Sigma-Aldrich

Acid Red 1

Dye content 60 %

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Synonym(s):
Amido Naphthol Red G, Azophloxine
Empirical Formula (Hill Notation):
C18H13N3Na2O8S2
CAS Number:
3734-67-6
Molecular Weight:
509.42
Colour Index Number:
18050
Beilstein:
4121767
EC Number:
223-098-9
MDL number:
MFCD00003954
UNSPSC Code:
12171500
PubChem Substance ID:
24852649
NACRES:
NA.47

form

powder

Quality Level

100

composition

Dye content, 60%

λmax

506 nm
532 nm (2nd)

ε (extinction coefficient)

≥17000 at 529-535 nm in water at 0.02 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].CC(=O)Nc1cc(cc2cc(c(\N=N\c3ccccc3)c(O)c12)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C18H15N3O8S2.2Na/c1-10(22)19-14-9-13(30(24,25)26)7-11-8-15(31(27,28)29)17(18(23)16(11)14)21-20-12-5-3-2-4-6-12;;/h2-9,23H,1H3,(H,19,22)(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b21-20+;;

InChI key

WXLFIFHRGFOVCD-SERMZQFOSA-L

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Related Categories

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Qin Wei et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 22(2), 275-279 (2006-03-04)
A simple and sensitive method was conducted for the determination of trace amounts of proteins with benzeneazo-8-acetylamino-1-naphthol-3,6-disulfonic acid sodium salt (azophloxine, AP) using a Rayleigh light-scattering (RLS) technique. At pH 2.60 and in the presence of an emulsifier OP microemulsion
C N Edwards et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 22(8), 593-597 (1984-08-01)
Urine and faecal extracts from rats given Brown FK or Red 2G orally (800 mg/kg body weight) were investigated for mutagenicity. Extracts were subjected to liquid fluctuation and plate incorporation assays with Salmonella typhimurium strains TA98 and TA100 in the
Histochemical detection of myoepithelial cells in pleomorphic adenoma with azophloxine and amidoblack.
A G Triantafyllou
Journal of oral medicine, 41(3), 184-188 (1986-07-01)
[Azofloxin--toluidine blue staining].
M Krutsay
Morphologiai es igazsagugyi orvosi szemle, 23(1), 39-40 (1983-01-01)
M B Hassanin et al.
Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology, 18(5), 291-298 (1989-05-01)
The purpose of the present investigation was to study the histogenesis of the mucoepidermoid carcinoma of the salivary glands. Eleven cases of mucoepidermoid carcinoma of the minor salivary glands and five of the major glands were extensively studied employing immunohistochemical
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