Synthesis of Derivatives of Symmetrical Diphenylethane Related to Materials Occurring Naturally. I. Synthesis of the Ring System Proposed for Calciferol
Synthesis of Derivatives of Symmetrical Diphenylethane Related to Materials Occurring Naturally. I. Synthesis of the Ring System Proposed for Calciferol
Synthesis of Derivatives of Symmetrical Diphenylethane Related to Materials Occurring Naturally. I. Synthesis of the Ring System Proposed for Calciferol