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166308

Fluorescein sodium salt

Name: Fluorescein sodium salt
Brand: ALDRICH

Dye content 70 %

Synonym(s):

Acid Yellow 73, D&C;Yellow No. 8, NaFl, NaFluo, Sodium fluorescein, Uranine

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About This Item

Empirical Formula (Hill Notation):

C₂₀H₁₀Na₂O₅

CAS Number:

518-47-8

Molecular Weight:

376.27

EC Number:

208-253-0

UNSPSC Code:

12171500

Beilstein/REAXYS Number:

3833041

MDL number:

MFCD00167039

Colour Index Number:

45350

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Properties

composition

Dye content, 70%

λ_max

491 nm

fluorescence

λ_ex 460 nm; λ_em 515 nm(lit.)

SMILES string

[Na+].[Na+].[O-]c1ccc2c(Oc3cc([O-])ccc3C24OC(=O)c5ccccc45)c1

InChI

1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;;/h1-10,21-22H;;/q;2*+1/p-2

InChI key

RGPLGPBQJOQFJS-UHFFFAOYSA-L

Description

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Global Trade Item Number

SKU	GTIN
Y0000667-2EA	04061833804469