Erythrosine sodium (close form)
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MedKoo CAT#: 598492

CAS#: 16423-68-0

Description: Erythrosine sodium (close form) is a tetraiodofluorescein used as a red coloring in some foods (cherries, fish), as a disclosure of DENTAL PLAQUE, and as a stain of some cell types. It has structural similarity to THYROXINE.

Chemical Structure

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Erythrosine sodium (close form)
CAS# 16423-68-0
Instruction

Theoretical Analysis

MedKoo Cat#: 598492
Name: Erythrosine sodium (close form)
CAS#: 16423-68-0
Chemical Formula: C20H6I4Na2O5
Exact Mass: 0.00
Molecular Weight: 879.860
Elemental Analysis: C, 27.30; H, 0.69; I, 57.69; Na, 5.23; O, 9.09

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25mg USD 290 2 weeks
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Synonym: Erythrosine sodium (close form); CI 45430; CI-45430 CI45430; Acid Red 51;

IUPAC/Chemical Name: sodium 2',4',5',7'-tetraiodo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)

InChi Key: RAGZEDHHTPQLAI-UHFFFAOYSA-L

InChi Code: InChI=1S/C20H8I4O5.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;;/h1-6,25-26H;;/q;2*+1/p-2

SMILES Code: O=C1OC2(C3=C(OC4=C2C=C(I)C([O-])=C4I)C(I)=C([O-])C(I)=C3)C5=C1C=CC=C5.[Na+].[Na+]

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00

More Info:

Biological target:
In vitro activity:
In vivo activity:

Preparing Stock Solutions

The following data is based on the product molecular weight 879.86 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol:
In vitro protocol:
In vivo protocol:

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