A Practical Formal Synthesis of d-(+)-Biotin from 4-Formylazetidin-2-one
Ajaykumar S. Kalea, Vedavati G. Puranikb, Abdul Rakeeb A. S. Deshmukh*a a Division of Organic Chemistry (Synthesis), National Chemical Laboratory, Pune 411 008, India b Center for Materials Characterization, National Chemical Laboratory, Pune 411 008, India Fax: +91(20)25902624; e-Mail: Abdulrakeeb.Deshmukh@emcure.co.in;