Efficient synthesis of β-hydroxy thiocyanates from epoxides and ammonium thiocyanate using 1,4-bis(triphenylphosphonium)-2-butene dichloride as a new catalyst

الموضوعات : International Journal of Heterocyclic Chemistry

Maryam Gorjizadeh ¹ (Department of Chemistry, Shoushtar Branch, Islamic Azad University, Shoushtar Iran)
Mozhgan Afshari ² (Department of Chemistry, Shoushtar Branch, Islamic Azad University, Shoushtar Iran)
Mohammad Azarkish ³ (Department of Chemistry, Shoushtar Branch, Islamic Azad University, Shoushtar Iran)

تاريخ الإرسال : 22 الأحد , شعبان, 1437 تاريخ التأكيد : 22 الأحد , شعبان, 1437 تاريخ الإصدار : 27 الأحد , جمادى الأولى, 1432

الکلمات المفتاحية: 1, Phase transfer catalyst, 4-bis(triphenylphosphonium)-2-butene dichloride, β-hydroxy thiocyanates, epoxides,

ملخص المقالة :

1,4-bis(triphenylphosphonium)-2-butene dichloride was developed as a new phase transfer catalyst. This quaternized phosphonium salt catalyzed the regioselective ring opening of epoxides by thiocyanate ion to give β-hydroxy thiocyanates in high yields under mild conditions.