2-tert-Butylimino-2-diethylamino-1,3-dimethylperhydro-1,3,2-diazaphosphorine supported on polystyrene (PS-BEMP) is an efficient catalyst for the ring-opening of epoxides with phenols (1.0芒聙聟equiv.). Excellent yields have been obtained and in most of the cases the final products have ...
甲胚蛋白超过正常值 患者:检查及化验:体检时发现甲胚蛋白超过正常值 治疗情况: 病史:体检时发现甲胚蛋白为17,超过正常值。 请医生诊断是什么原因造成这项指标过高。 甘肃省人民医院中西医结合风湿免疫科王晋平: 需要认真关注一下,但也不必过度担心,以免精神压力增大,引起不必要的意外问题。甲胎蛋白的确是衡量肝脏...
PS-BEMP as a basic catalyst for the phospha-Michael addition to electron-poor alkenes 1Giacomo Strappaveccia aLuca Bianchi aSimone Ziarelli aStefano Santoro a PersonDaniela Lanari bFerdinando Pizzo aLuigi Vaccaro a Person EnvelopeOrganic & Biomolecular Chemistry...
PS-BEMP as a basic catalyst for the phospha-Michael addition to electron-poor alkenesorgano‐phosphorus compoundsaddition reactionscatalysis, phase‐transfer catalysishydrosilylation, silylation, phosphorylationThe utilization of a supported base to catalyze the phospha-Michael addition to α,β-unsaturated ...
Dixon, D J
ChemInform Abstract: PS-BEMP as a Basic Catalyst for the Phospha-Michael Addition to Electron-Poor Alkenes.organo‐phosphorus compoundsaddition reactionscatalysis, phase‐transfer catalysishydrosilylation, silylation, phosphorylationThe utilization of a supported base to catalyze the phospha-Michael addition to...