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Product details

Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG

Catalog number 1210000-50.500MG

Price for 1210000-50.500MG

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Size / count 500 mg

About this product

PEGs with an active ester functional group at one end allow for selective and covalent attachment to other molecules with complementary functional groups, such as primary amines on proteins, peptides, or other molecules. To a lesser extent they are reactive towards thiols or hydroxyls (to form thioesters or esters) . Squaric Acid Ester Amido PEGs are a novel class of reactive and chemoselective PEG crosslinking reagents. The squaric acid PEGs are chemoselective towards the amino groups of Lysin in protein PEGylation whereas the guanidine function of Arginine, the hydroxyl group of Serine and the imidazole function of Histidine are not affected. Compared to other active esters, these PEGs are remarkably stable in aqueous media and not easily hydrolyzed.

Specifications

Catalog number
1210000-50.500MG
Size / count
500 mg
Dry ice
No
Hazardous
No
Discontinued
No
Specifications
10 000 Dalton

Frequently Asked Questions

What is the catalog number for Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG?

The catalog number for Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG is 1210000-50.500MG.

What sizes are available for Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG?

Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG is available in the following size(s): 500 mg.

Is Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG in stock?

Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG is currently made to order / not held in immediate stock. Contact us for lead time.

What is Ɑ-Methoxy-ω-Squaric Acid Ester Amido PEG used for?

PEGs with an active ester functional group at one end allow for selective and covalent attachment to other molecules with complementary functional groups, such as primary amines on proteins, peptides, or other molecules. To a lesser extent they are reactive towards thiols or hydroxyls (to form thioe

Can this product be used for diagnostic or therapeutic purposes?

No. This product, like all items we supply, is intended for research laboratory use only and must not be used for diagnostics, therapeutics, treatment, or consumption by humans or animals.

What is the shelf life of this product?

Shelf life and expiration dates vary by product and are shown on the product listing and label. Products used beyond their expiration date are not eligible for performance-related returns or refunds, so please check the lot number and expiry before use.

What expression system was used for this recombinant protein?

The expression system, such as E. coli, HEK293, or insect cells, is listed on the datasheet under production details, which can affect post-translational modifications relevant to your application.

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