<p>Novel methods for producing 1,2,4-triazol-3-one from semicarbazide hydrochloride and formic acid are provided. In methods of this invention, water is used in removal of unreacted formic acid to increase yield and purity of produced 1,2,4-triazol-3-one.</p>
申请公布号
WO2009039255(A1)
申请公布日期
2009.03.26
申请号
WO2008US76823
申请日期
2008.09.18
申请人
ALBEMARLE CORPORATION;BELMONT, STEPHEN, E.;CHUBB, JOHN, E., III
