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Potassium selenocyanate
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<h2 id="synthesis-and-reactions">Synthesis and reactions</h2> <p>Potassium selenocyanate is produced by the reaction of molten potassium cyanide with elemental selenium.<a class="footnote-ref" id="fnref:2" href="#fn:2"><sup>2</sup></a> </p><p>Organic selenocyanates are often prepared by treatment of potassium selenocyanate with <a href="/facts/Alkyl_halide/Enb7LQqt">alkyl halides</a> or <a href="/facts/Aryl/M3z7QRXd">aryl</a> <a href="/facts/Diazonium_salt/5pkN4G5s">diazonium salts</a>.<a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a> </p><p>Potassium selenocyanate serves as a source of Se0, e.g., in its reaction with <a href="/facts/Triphenylphosphine/nYFNCVcJ">triphenylphosphine</a> to give <a href="/facts/Triphenylphosphine_selenide/r5xdJYdD">triphenylphosphine selenide</a>.<a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a> </p> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>Swank, Duane D.; Willett, Roger D. (1965). "The Crystal Structure of Potassium Selenocyanate". Inorganic Chemistry. 4: 499–501. doi:10.1021/ic50026a013. <a href="/wiki/Doi_(identifier)" target="_blank">/wiki/Doi_(identifier)</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>E. Bulka (1977). "Selenocyanates and Related Compounds". In Saul Patai (ed.). Cyanates and Their Thio Derivatives: Part 2, Volume 2. PATAI'S Chemistry of Functional Groups. p. 619-818. doi:10.1002/9780470771532.ch3. <a href="/wiki/Doi_(identifier)" target="_blank">/wiki/Doi_(identifier)</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>E. Bulka (1977). "Selenocyanates and Related Compounds". In Saul Patai (ed.). Cyanates and Their Thio Derivatives: Part 2, Volume 2. PATAI'S Chemistry of Functional Groups. p. 619-818. doi:10.1002/9780470771532.ch3. <a href="/wiki/Doi_(identifier)" target="_blank">/wiki/Doi_(identifier)</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>Nicpon, Philip; Meek, Devon W. (1967). "Triphenylphosphine Selenide". Inorganic Syntheses. 10: 157–159. doi:10.1002/9780470132418.ch23. <a href="/wiki/Doi_(identifier)" target="_blank">/wiki/Doi_(identifier)</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> </ol>