But-2-ene

<h2 id="external-links">External links</h2>
<ul><li><a href="http://www.inchem.org/documents/sids/sids/107017.pdf">SIDS Initial Assessment Report for 2-Butene</a> from the <a href="/facts/Organisation_for_Economic_Co-operation_and_Development/CI9W2zGv">Organisation for Economic Co-operation and Development</a> (OECD)</li></ul>

<h2 id="references">References</h2>

<ol>
<li id="fn:1"><p>2-Butene (PDF), SIDS Initial Assessment Report, Geneva: United Nations Environment Programme, February 1995. <a href="http://www.inchem.org/documents/sids/sids/107017.pdf" target="_blank">http://www.inchem.org/documents/sids/sids/107017.pdf</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li>
<li id="fn:2"><p>Chemical Safety Information from Intergovernmental Organizations  Archived December 9, 2009, at the Wayback Machine <a href="http://www.inchem.org%7CInChem:" target="_blank">http://www.inchem.org%7CInChem:</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li>
<li id="fn:3"><p>2-Butene (PDF), SIDS Initial Assessment Report, Geneva: United Nations Environment Programme, February 1995. <a href="http://www.inchem.org/documents/sids/sids/107017.pdf" target="_blank">http://www.inchem.org/documents/sids/sids/107017.pdf</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li>
</ol>

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But-2-ene