synthesis of enantiopure 1-substituted, 1,2-disubstituted, and 1,4,5-trisubstituted imidazoles from...

2006 Imidazole derivatives R 0190 Synthesis of Enantiopure 1-Substituted, 1,2-Disubstituted, and 1,4,5-Trisubstitut- ed Imidazoles from 1,2-Amino Alcohols. — A highly versatile method for the prep- aration of 1-substituted imidazoles (IV) is developed. The enantiopure target com- pounds can be prepared in multi-gram scales. The procedure is also successfully ap- plied to the synthesis of 1,2-disubstituted and 1,4,5-trisubstituted imidazoles by the proper choice of an aldehyde and a 1,2-dicarbonyl compound. — (MATSUOKA, Y.; ISHIDA*, Y.; SASAKI, D.; SAIGO, K.; Tetrahedron 62 (2006) 34, 8199-8206; Dep. Chem. Biotechnol., Grad. Sch. Eng., Univ. Tokyo, Hongo, Tokyo 113, Japan; Eng.) — Bartels 47- 137

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Page 1: Synthesis of Enantiopure 1-Substituted, 1,2-Disubstituted, and 1,4,5-Trisubstituted Imidazoles from 1,2-Amino Alcohols

2006

Imidazole derivativesR 0190 Synthesis of Enantiopure 1-Substituted, 1,2-Disubstituted, and 1,4,5-Trisubstitut-

ed Imidazoles from 1,2-Amino Alcohols. — A highly versatile method for the prep-aration of 1-substituted imidazoles (IV) is developed. The enantiopure target com-pounds can be prepared in multi-gram scales. The procedure is also successfully ap-plied to the synthesis of 1,2-disubstituted and 1,4,5-trisubstituted imidazoles by the proper choice of an aldehyde and a 1,2-dicarbonyl compound. — (MATSUOKA, Y.; ISHIDA*, Y.; SASAKI, D.; SAIGO, K.; Tetrahedron 62 (2006) 34, 8199-8206; Dep. Chem. Biotechnol., Grad. Sch. Eng., Univ. Tokyo, Hongo, Tokyo 113, Japan; Eng.) — Bartels

47- 137

1,2,* , Sara Castro Barquero 1,2

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1,2, a) 2 Ilya 1,2 1,2, b)

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1,2,*, Sowmya Ramesh 1,2, Renita Raymond 1,2, Agnes Selina 1,2

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