*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>MPEG20K Maleimide is a Y-shaped PEGylated reagent featuring two maleimide groups for thiol conjugation. Its <strong>molecular formula</strong> is typically C146H289NO52 with a <strong>CAS number</strong> of 1743570-05-7, synthesized via reaction of MPEG-maleimide derivatives.</p>
<h3>Application</h3>
<ul>
<li><strong>Antibody-Drug Conjugates (ADCs)</strong>: Linking cytotoxic payloads to therapeutic antibodies.</li>
<li><strong>Bioconjugation</strong>: Attaching proteins or peptides for enhanced pharmacokinetics.</li>
<li><strong>Diagnostics</strong>: Preparing fluorescently labeled probes for immunoassays.</li>
</ul>
<h3>Precautions</h3>
<p>Store at -20°C under inert atmosphere to prevent hydrolysis. Avoid direct skin contact; use appropriate PPE during handling in GMP facilities.</p>