Thermo Scientific Chemicals

5-Bromo-3-indolyl beta-d-galactopyranoside, 98+%, Thermo Scientific Chemicals

Catalog number: J65978.MC
100 mg, Each
Thermo Scientific Chemicals

5-Bromo-3-indolyl beta-d-galactopyranoside, 98+%, Thermo Scientific Chemicals

Catalog number: J65978.MC
100 mg, Each
Quantity
Catalog number: J65978.MC
also known as J65978-MC
Price (USD)
Price: 32.10
Online price: 26.65
Your price:
Quantity
-

Chemical Identifiers

CAS
97753-82-7
IUPAC Name
(2S,3R,4S,5R,6R)-2-[(5-bromo-1H-indol-3-yl)oxy]-6-(hydroxymethyl)oxane-3,4,5-triol
Molecular Formula
C14H16BrNO6
InChI Key
LINMATFDVHBYOS-MBJXGIAVSA-N
SMILES
OC[C@H]1O[C@@H](OC2=CNC3=CC=C(Br)C=C23)[C@H](O)[C@@H](O)[C@H]1O
Assay from Supplier's CofA
≥98.0%
Form
Powder

Description

5-Bromo-3-indolyl-β-D-galactopyranoside is an α-galactosidase substrate which is converted to an insoluble indigo-blue chromophore darker than that released by X-GAL. It is ideal for Lac gene detection systems in immunoblotting, immunocytochemical, and histological applications. Also used as chromogenic substrate that is suitable for identification of lac-(+) bacterial colonies.

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
5-Bromo-3-indolyl-β-D-galactopyranoside is an α-galactosidase substrate which is converted to an insoluble indigo-blue chromophore darker than that released by X-GAL. It is ideal for Lac gene detection systems in immunoblotting, immunocytochemical, and histological applications. Also used as chromogenic substrate that is suitable for identification of lac-(+) bacterial colonies.

Solubility
Soluble in dimethylformamide (100 mg/ml), dimethylformamide/water (1:1 v/v) (10 mg/ml - clear, practically colorless solution).

Notes
Store in freezer (-20°C). Keep the container tightly closed. Store away from oxidizing agent.
RUO – Research Use Only

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