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Ald-Ph-PEG4-acid

  CAS No.: 1309460-27-2   Cat No.: BADC-00390   Purity: ≥95% 4.5  

CHO-Ph-CONH-PEG4-acid is a small PEG reagent with a benzaldehyde moiety and a terminal carboxylic acid group. The benzaldehyde group is reactive with hydrazide and aminooxy moiety. The terminal carboxylic acid can undergo reactions with primary amines in the presence of activators such as EDC or HATU to form a stable amide bond.

Ald-Ph-PEG4-acid

Structure of 1309460-27-2

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ADC Linker
Molecular Formula
C19H27NO8
Molecular Weight
397.42
Shipping
Room temperature
Shipping
Store at 2-8°C

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Synonyms
Ald-Ph-PEG4-acid; Ald-Ph-amido-PEG4-C2-acid; Ald-Ph-PEG4-COOH; Ald-Ph-NH-PEG4-COOH; CHO-Ph-CONH-PEG4-acid; 1-(4-Formylphenyl)-1-oxo-5,8,11,14-tetraoxa-2-azaheptadecan-17-oic acid; DF-PEG4-COOH; 5,8,11,14-Tetraoxa-2-azaheptadecan-17-oic acid, 1-(4-formylphenyl)-1-oxo-
IUPAC Name
3-[2-[2-[2-[2-[(4-formylbenzoyl)amino]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid
Canonical SMILES
C1=CC(=CC=C1C=O)C(=O)NCCOCCOCCOCCOCCC(=O)O
InChI
InChI=1S/C19H27NO8/c21-15-16-1-3-17(4-2-16)19(24)20-6-8-26-10-12-28-14-13-27-11-9-25-7-5-18(22)23/h1-4,15H,5-14H2,(H,20,24)(H,22,23)
InChIKey
BRYBRKJZWQVXNZ-UHFFFAOYSA-N
Density
1.216±0.06 g/cm3 (Predicted)
Solubility
Soluble in DCM, DMF, DMSO, Water
Appearance
Colorless Oily Matter
Shipping
Room temperature
Storage
Store at 2-8°C
Boiling Point
628.8±55.0°C (Predicted)

Ald-Ph-PEG4-acid, a versatile bifunctional spacer molecule utilized in various biochemical and biomedical contexts, showcases a high degree of perplexity and burstiness in its applications. Here are four key applications presented with complexity and variations:

Protein Conjugation: Ald-Ph-PEG4-acid plays a pivotal role in attaching proteins to diverse molecules or surfaces, leveraging its PEG4 spacer for flexibility and reducing steric hindrances. This ensures the maintenance of the protein's biological activity, a critical factor in applications such as drug delivery and diagnostic assay creation. The intricate interplay of the spacer's length and properties enhances the efficiency and specificity of protein conjugation processes, showcasing the multifaceted nature of this molecular tool.

Antibody-Drug Conjugates: At the forefront of ADC development, Ald-Ph-PEG4-acid acts as a crucial linker, connecting antibodies to cytotoxic drugs, optimizing therapeutic efficacy while minimizing off-target effects. The strategic design of the PEG4 spacer plays a crucial role in enhancing cancer therapies and elevating patient outcomes. The delicate balance between stability and reactivity contributes to the success of antibody-drug conjugate applications in precision medicine, underscoring the intricate design considerations involved.

Surface Coating and Functionalization: In the realm of surface modification, Ald-Ph-PEG4-acid excels in enhancing hydrophilicity and reducing non-specific binding, particularly in applications involving gold nanoparticles and biosensors. The tailored properties of the spacer molecule contribute to the improved performance of biosensors and diagnostic tools, leading to more precise and reliable detection of biomolecules. The nuanced variations in surface functionalization techniques highlight the versatility and adaptability of Ald-Ph-PEG4-acid in diverse biomedical applications, showcasing its role in advancing detection technologies.

Polymer and Hydrogel Development: Integrating seamlessly into polymers and hydrogels, Ald-Ph-PEG4-acid introduces functional groups that enable further modification, crucial in crafting smart materials for tissue engineering and regenerative medicine. The adaptable nature of the PEG4 linker allows for the customization of material properties to suit specific biomedical applications, highlighting the diverse and intricate applications of this bifunctional spacer molecule. The complex interplay of chemical functionalities and spatial arrangements drives innovation in polymer and hydrogel development, opening new possibilities in biomaterial engineering and advancing regenerative medicine.

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

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