Thermo Scientific Chemicals

Benzopurpurin 4B, Thermo Scientific Chemicals

Catalog number: J64901.22
100 g, Each
Thermo Scientific Chemicals

Benzopurpurin 4B, Thermo Scientific Chemicals

Catalog number: J64901.22
100 g, Each
Quantity
Catalog number: J64901.22
also known as J64901-22
Price (USD)
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Chemical Identifiers

CAS
992-59-6
IUPAC Name
disodium 4-amino-3-(2-{4'-[2-(1-amino-4-sulfonatonaphthalen-2-yl)diazen-1-yl]-3,3'-dimethyl-[1,1'-biphenyl]-4-yl}diazen-1-yl)naphthalene-1-sulfonate
Molecular Formula
C34H26N6Na2O6S2
InChI Key
SUXCALIDMIIJCK-UHFFFAOYSA-L
SMILES
[Na+].[Na+].CC1=CC(=CC=C1N=NC1=CC(=C2C=CC=CC2=C1N)S([O-])(=O)=O)C1=CC=C(N=NC2=CC(=C3C=CC=CC3=C2N)S([O-])(=O)=O)C(C)=C1
Form
Powder
lambda-max (UV-Vis)
480 - 500nm in pH 4.4 buffer solution
Appearance (Color)
Dark red to reddish-brown
Loss on Drying
3% max

Description

Benzopurpurine 4B is a biological stain and pH indicator for pH 2.3-4.4.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Benzopurpurine 4B is a biological stain and pH indicator for pH 2.3-4.4.

Solubility
Soluble in water (20 mg/ml), acetone, ethanol (3 mg/ml), sodium hydroxide, and sulfuric acid.

Notes
Keep container tightly closed. Store in cool, dry conditions in well sealed containers.
RUO – Research Use Only

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