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203782 Sigma-Aldrich5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside - CAS 7240-90-6 - Calbiochem

A chromogenic substrate for β-galactosidase. Used to distinguish between recombinant and non-recombinant plasmids carrying β-galactosidase gene (e.g. pUR222).

MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

SDS
CoA
References
Data Sheet

Synonyms: X-Gal

Recommended Products

Overview

Replacement Information

Pricing & Availability

Catalog Number	Availability	Packaging	Qty/Pack	Price	Quantity
203782-100MG	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Glass bottle	100 mg	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
203782-1GM	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Plastic ampoule	1 gm	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
203782-250MG	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Plastic ampoule	250 mg	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
203782-5GM	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Plastic ampoule	5 gm	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites

Description
Overview	A chromogenic substrate for β-galactosidase. Used to distinguish between recombinant and non-recombinant plasmids carrying β-galactosidase gene (e.g. pUR222).
Catalogue Number	203782
Brand Family	Calbiochem®
Synonyms	X-Gal

References
References	Engler, K.H., et al. 1999. J. Microbiol. Methods 35, 207. Arakawa, H., et al. 1991. Anal. Biochem. 199, 238. Horwitz, J., et al. 1964. J. Med. Chem. 7, 574.

Product Information
CAS number	7240-90-6
Form	White solid
Hill Formula	C₁₄H₁₅BrClNO₆
Chemical formula	C₁₄H₁₅BrClNO₆
Structure formula Image
Quality Level	MQ100

Applications

Biological Information
Purity	≥99% by HPLC

Physicochemical Information

Dimensions

Materials Information

Toxicological Information

Safety Information according to GHS

Safety Information

Product Usage Statements

Storage and Shipping Information
Ship Code	Ambient Temperature Only
Toxicity	Standard Handling
Storage	-20°C
Protect from Light	Protect from light
Protect from Moisture	Protect from moisture
Do not freeze	Ok to freeze
Special Instructions	Following reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 2 months at 4°C.

Packaging Information

Transport Information

Supplemental Information

Specifications

Global Trade Item Number
Catalog Number	GTIN
203782-100MG	07790788048396
203782-1GM	07790788055530
203782-250MG	07790788048402
203782-5GM	07790788048419

Documentation

5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside - CAS 7240-90-6 - Calbiochem SDS

Title
Safety Data Sheet (SDS)

5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside - CAS 7240-90-6 - Calbiochem Certificates of Analysis

Title	Lot Number
203782	Enter Lot Number

References

Reference overview
Engler, K.H., et al. 1999. J. Microbiol. Methods 35, 207. Arakawa, H., et al. 1991. Anal. Biochem. 199, 238. Horwitz, J., et al. 1964. J. Med. Chem. 7, 574.

Data Sheet

Note that this data sheet is not lot-specific and is representative of the current specifications for this product. Please consult the vial label and the certificate of analysis for information on specific lots. Also note that shipping conditions may differ from storage conditions.

Revision	08-April-2022 JSW
Synonyms	X-Gal
Description	A chromogenic substrate for β-galactosidase. Used to distinguish between recombinant and non-recombinant plasmids carrying β-galactosidase gene (e.g. pUR222).
Form	White solid
CAS number	7240-90-6
Chemical formula	C₁₄H₁₅BrClNO₆
Structure formula
Purity	≥99% by HPLC
Solubility	2% DMSO (20 mg/ml)
Storage	Protect from moisture Protect from light -20°C
Do Not Freeze	Ok to freeze
Special Instructions	Following reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 2 months at 4°C.
Toxicity	Standard Handling
References	Engler, K.H., et al. 1999. J. Microbiol. Methods 35, 207. Arakawa, H., et al. 1991. Anal. Biochem. 199, 238. Horwitz, J., et al. 1964. J. Med. Chem. 7, 574.

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