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59573

Acid Red 33

analytical standard

Synonym(s):

5-Amino-4-hydroxy-3-phenylazo-2,7-naphthalenedisulfonic acid disodium salt, Acid Red 33 disodium salt, Disodium 5-amino-4-hydroxy-3-(phenylazo)-naphthalene-2,7-disulfonate, Food Red 12

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About This Item

Empirical Formula (Hill Notation):
C16H11N3Na2O7S2
CAS Number:
3567-66-6
Molecular Weight:
467.38
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
329758677
EC Number:
222-656-9
Colour Index Number:
17200
MDL number:
MFCD00071877
Technical Service
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grade

analytical standard

Quality Level

100

assay

≥97.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

SMILES string

O=S(C1=CC2=CC(S(=O)([O-])=O)=CC(N)=C2C(O)=C1/N=N/C3=CC=CC=C3)([O-])=O.[Na+].[Na+]

InChI

1S/C16H13N3O7S2.2Na/c17-12-8-11(27(21,22)23)6-9-7-13(28(24,25)26)15(16(20)14(9)12)19-18-10-4-2-1-3-5-10;;/h1-8,20H,17H2,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2/b19-18+;;

InChI key

LQJVOKWHGUAUHK-BUFQOAPZSA-L

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
BCCK9974
BCCG4650
BCCB7297
BCBT7580

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Global Trade Item Number

SKUGTIN
59573-25MG04061832644080