09215
Pigment Orange 5
analytical standard
别名:
1-[(2,4-Dinitrophenyl)azo]-2-naphthol, Permanent red 2G
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关于此项目
经验公式（希尔记法）:
C16H10N4O5
化学文摘社编号:
分子量:
338.27
EC Number:
222-429-4
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Colour Index Number:
12075
Beilstein/REAXYS Number:
964718
grade
analytical standard
Quality Segment
assay
≥98.0% (HPLC)
shelf life
limited shelf life, expiry date on the label
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
mp
310-320 °C
application(s)
cleaning products
cosmetics
food and beverages
personal care
format
neat
SMILES string
Oc1ccc2ccccc2c1\N=N\c3ccc(cc3[N+]([O-])=O)[N+]([O-])=O
InChI
1S/C16H10N4O5/c21-15-8-5-10-3-1-2-4-12(10)16(15)18-17-13-7-6-11(19(22)23)9-14(13)20(24)25/h1-9,21H/b18-17+
InChI key
HBHZKFOUIUMKHV-ISLYRVAYSA-N
General description
Pigment orange 5 is an azo pigment, which can be produced industrially by a diazotization and coupling sequence in which diazotized dinitroaniline is coupled into β-naphthol.
This substance belongs to the class of azo dyes. Find here a comprehensive listing of all our food colorant reference materials.
This substance belongs to the class of azo dyes. Find here a comprehensive listing of all our food colorant reference materials.
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
