Heteroaromatic compounds

Medchemexpress LLC Benzyl N-(2-{2-[2-(2-aminoethoxy)ethoxy]ethoxy}ethyl)carbamate | 863973-20-0 | MFCD28155474 | >98.0% | 326.39 g·mol⁻1 | C16H26N2O5 | 250 MG

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CbzNH-PEG3-CH2CH2NH2 is a Cbz-protected polyethylene glycol (PEG3) linker with a terminal primary amine. It is supplied as a research building block for organic synthesis and bioconjugation workflows where a short, hydrophilic spacer and a protected amine are required for stepwise coupling and modification.

• Cbz-protected primary amine for orthogonal deprotection.
• PEG3 spacer provides hydrophilicity and flexibility.
• Suitable for linker and conjugate synthesis in medicinal chemistry.
• Available in small milligram-to-gram quantities for research use.
• Reported high purity appropriate for synthetic applications.

Medchemexpress LLC Ethoxylated hydrogenated castor oil (PEG-40 hydrogenated castor oil) | 61788-85-0 | 5 G

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Ethoxylated hydrogenated castor oil (PEG-40 hydrogenated castor oil) is a combination of synthetic polyethylene glycol (PEG) with natural castor oil. It can be used to emulsify and solubilize oil-in-water (o/w) emulsions, and can also serve as a cosolvent in vivo.

• Can be used to emulsify and solubilize oil-in-water (o/w) emulsions.
• Acts as a cosolvent in vivo.
• Showed no systemic toxicity in short-term toxicity studies at doses of 300 and 900 mg/kg.
• Blank nanoemulsion using this product as a surfactant did not produce hazardous effects or affect food intake when given orally to mice.