Bis-PEG21-NHS ester - CAS 2221948-98-5

Bis-PEG21-NHS ester - CAS 2221948-98-5 Catalog number: BADC-01082

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Bis-PEG21-NHS ester is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Category
ADCs Linker
Product Name
Bis-PEG21-NHS ester
CAS
2221948-98-5
Catalog Number
BADC-01082
Molecular Formula
C54H96N2O29
Molecular Weight
1237.34
Bis-PEG21-NHS ester

Ordering Information

Catalog Number Size Price Quantity
BADC-01082 -- $--
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Description
Bis-PEG21-NHS ester is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
Synonyms
Nhs-dpeg(tm)(21)-nhs; Bis-PEG21- NHS ester
IUPAC Name
(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrolidin-1-yl)oxy-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
Canonical SMILES
C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCC(=O)ON2C(=O)CCC2=O
InChI
InChI=1S/C54H96N2O29/c57-49-1-2-50(58)55(49)84-53(61)5-7-63-9-11-65-13-15-67-17-19-69-21-23-71-25-27-73-29-31-75-33-35-77-37-39-79-41-43-81-45-47-83-48-46-82-44-42-80-40-38-78-36-34-76-32-30-74-28-26-72-24-22-70-20-18-68-16-14-66-12-10-64-8-6-54(62)85-56-51(59)3-4-52(56)60/h1-48H2
InChIKey
UFBYDMNXKUEOPZ-UHFFFAOYSA-N
Solubility
10 mm in DMSO
Appearance
Solid
Purity
>98.0%
Shelf Life
-20°C 3 years powder; -80°C 2 years in solvent
Shipping
Room temperature
Storage
-20°C
Form
Solid

Bis-PEG21-NHS ester, a versatile bifunctional crosslinker, plays a pivotal role in bioconjugation and drug delivery applications. Here are four key applications of Bis-PEG21-NHS ester presented with high perplexity and burstiness:

Protein Conjugation: Widely utilized in the realm of biochemistry, Bis-PEG21-NHS ester serves as a robust tool for covalently connecting proteins to various biomolecules, such as peptides or antibodies, thereby enhancing their functionality. Through the interaction with lysine residues on proteins, it facilitates the creation of enduring conjugates pivotal in the development of cutting-edge diagnostic assays and precisely targeted therapies.

Drug Delivery: Spearheading advancements in drug delivery, Bis-PEG21-NHS ester is instrumental in linking therapeutic agents to carrier molecules like nanoparticles or liposomes, thus enhancing their solubility, stability, and biocompatibility. This PEGylation process not only improves the pharmacokinetic profile of drugs but also reduces the immunogenicity of therapeutic agents, heralding a new era in drug delivery systems.

Surface Modification: Delving into the realm of surface engineering, Bis-PEG21-NHS ester emerges as a key player in modifying medical devices and biosensors to mitigate nonspecific binding and enhance biocompatibility. By affixing PEG chains to surfaces, it constructs a hydrophilic shield that thwarts protein adsorption and cell adhesion, particularly vital in crafting implants and diagnostic devices with reduced fouling and superior operational efficiency.

Hydrogel Formation: In the domain of tissue engineering and regenerative medicine, Bis-PEG21-NHS ester showcases its prowess in hydrogel synthesis by crosslinking polyethylene glycol (PEG) polymers. This process engenders a sophisticated three-dimensional scaffold capable of encapsulating cells and bioactive molecules, fostering cell proliferation and differentiation - offering a beacon of hope in the creation of intricate tissue constructs and advanced delivery systems.

The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Historical Records: Bis-PEG21-NHS ester
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