Carboxylic Acid(-COOH) PEG

C18-PEG-COOH ³
Small-molecule Carboxylic Acid PEG ⁹⁶

Catalog No.	Name	M.W.	Purity
In stock BPG-4104	Succinimidyl Carbonate-PEG-CH2COOH, MW 2K-5K	N/A	N/A
In stock BPG-3323	AuNP-PEG-COOH, MW 550-5k	Customizable	N/A
In stock BPG-2805	Propargyl-PEG-COOH, MW 1k-4k	Customizable	N/A
In stock BPG-2797	Propargyl-PEG3-NH-PEG-COOH, MW 1k-4k	Customizable	N/A
In stock BPG-2789	Azido-PEG-COOH, MW 1k-5K	Customizable	N/A
In stock BPG-2698	Y-shape-PEG-COOH, MW 40k	N/A	N/A
In stock BPG-1592	COOH-PEG-(γ)PGA, PEG MW 1k-5k	Customizable	N/A
In stock BPG-1560	RGD-PEG-COOH, MW 1k-5k	Customizable	N/A
In stock BPG-1544	cRGD-PEG-COOH, MW 1k	N/A	N/A
In stock BPG-1488	COOH-PEG-Plys, PEG MW 1k-5k	Customizable	N/A
In stock BPG-1463	PLGA-PEG-COOH, PEG MW 400-5k	Customizable	N/A
In stock BPG-1425	PLA-PEG-COOH, PEG MW 400-10k	Customizable	N/A
In stock BPG-1372	COOH-PEG-PCL, PEG MW 400-10k	Customizable	N/A
In stock BPG-1345	Fmoc-NH-PEG-COOH, MW 1k-10k	Customizable	N/A
In stock BPG-1330	Boc-NH-PEG-COOH, MW 1k-10k	Customizable	N/A
In stock BPG-1295	Biotin-PEG-COOH, MW 1k-10k	Customizable	N/A
In stock BPG-1263	FITC-PEG-COOH, MW 2k-5k	Customizable	N/A
In stock BPG-1222	DSPE-PEG-COOH, MW 1k-5k	Customizable	N/A
In stock BPG-0942	Pyrene-PEG-COOH, MW 1k-10k	Customizable	N/A
In stock BPG-0917	OPSS-PEG-COOH, MW 1k-10k	Customizable	N/A

Background

What is Carboxylic Acid(-COOH) PEG?

Polyethylene glycol (PEG) is a multifunctional polymer that is widely used in biomedical and pharmaceutical applications due to its unique properties such as biocompatibility, hydrophilicity, and low toxicity. Carboxylic acid (-COOH) PEG is a PEG with a carboxylic acid functional group at one end, providing a platform for further modification and affixation to other molecules.

Biodegradable PEG hydrogels.

Carboxylic acid PEG is a linear polymer with a carboxylic acid functional group at one end and a hydroxyl group at the other end. The carboxylic acid functional group provides a site for further modification and affixation to other molecules. The molecular weight of carboxylic acid PEG can vary depending on the desired application. The chemical structure of carboxylic acid PEG gives it unique properties that make it suitable for a variety of applications including drug delivery, targeting, imaging and diagnostics.

Structural Characteristics

The structural characteristics of carboxylic acid PEGs depend on their molecular weight and degree of branching. The linear structure of carboxylic acid PEG allows it to be easily modified and affixed to other molecules. The hydrophilic nature of PEG prevents aggregation and enhances solubility in aqueous systems. The molecular weight of carboxylic acid PEG can be customized to achieve the properties required for a particular application. Higher molecular weight polymers have longer circulation times in the bloodstream, while lower molecular weight polymers have faster clearance rates.

Application of Carboxylic Acid(-COOH) PEG

Drug Delivery

Carboxylic acid PEG has a wide range of applications in the biomedical and pharmaceutical fields. One of the most promising applications is drug delivery, where carboxylic acid PEG can be used as a drug carrier. The carboxylic acid functional group at one end can be used to affix with drugs or other molecules for targeted drug delivery and controlled release. Carboxylic acid PEG can also be used to target specific cells or tissues, such as cancer cells or inflamed tissues.

Imaging and Diagnostics

Imaging and diagnostics are other potential applications for carboxylic acid PEG, which can be used as a contrast agent or for labeling biomolecules. The carboxylic acid functional group at one end can be used to affix to a contrast agent or biomolecule for specific targeting and imaging.

Advantages of Carboxylic Acid(-COOH) PEG

Carboxylic acid PEG offers several advantages over other forms of PEG.

The carboxylic acid functional group at one end provides a platform for further modification and affixation to other molecules for targeted drug delivery and controlled release.
The hydrophilic nature of PEG improves solubility in aqueous systems and prevents aggregation.
The biocompatibility and low toxicity of PEG make it an ideal material for biomedical and pharmaceutical applications.

In conclusion, carboxylic acid PEG is a promising polymer with a wide range of potential applications in biomedical and pharmaceutical fields. Its unique chemical and structural properties make it an ideal material for drug delivery, targeting, imaging and diagnostic applications.

At BOC Sciences, we specialize in the synthesis and production of high quality carboxylic acid PEGs for biomedical and pharmaceutical applications. Our team of experts has extensive experience in the synthesis and characterization of PEG-based polymers, and we utilize state-of-the-art equipment and technology to ensure the highest quality products. We offer a wide range of carboxylic acid PEG products with different molecular weights to meet our customers' needs.

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