A new synthesis of biotin

P Rossy, FGM Vogel, W Hoffmann, J Paust…

Index: Rossy; Vogel; Hoffman; et al. Tetrahedron Letters, 1981 , vol. 22, # 36 p. 3493 - 3496

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Citation Number: 21

Abstract

... BASF AG, 6700 Ludwigshafen, Germany. Received 12 March 1981, Available online 9 March 2001. Abstract. (±)-Biotin is prepared starting from the new intermediate 3,4-diamino-2- carbomethoxy-thiophene. References. 2; a) FGM Vogel, J. Paust, A. Nürrenbach; Liebigs Ann. Chem. (1980), p. 1972. ... 5); Ph. Rossy, W. Hoffmann, N. Müller; J. Org. Chem., 45 (1980), p. 617. ...