Abstract
To the carbamic acid tert-butylester 1 (1.03 g, 4.08 mmol) in methanol (15 ml) was added 1.4 equivalents of NaOH (2N).[...]
Highlights
The mixture was stirred at 50-60°C for 6 hours
After cooling to room temperature, the solvent was removed under reduce pressure
The residue was dissolved in water and acidified with HCl (15%) to pH 2 and extracted with dichloromethane (3 x 15 ml)
Summary
Rachid Mamouni a,c,*, Mohammadine El Haddad b,c and Mohamed Akssira c a Faculté des Sciences, Université Ibn Zohr, BP 8061, 8000, Agadir, Morocco b Faculté Poly-disciplinaire de Safi, Université Cadi Ayyad, BP 4162, 46 000 Safi, Marocco c Laboratoire de Chimie Bioorganique & Analytique, FSTM, Université Hassan II -Mohammedia,BP 146, 20 800 Mohammedia, Morocco * Author to whom correspondence should be addressed. Received: January 2006 / Accepted: February 2006 / Published: 30 May 2007
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