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ChemicalBook CAS DataBase List virantmycin
76417-04-4

virantmycin synthesis

4synthesis methods
1H-Indole-1-carboxylic acid, 2,3-dihydro-5-iodo-2-(2-methoxyacetyl)-, 1,1-dimethylethyl ester, (2S)-

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virantmycin

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Yield:-

Steps:

Multi-step reaction with 4 steps
1.1: Mg / tetrahydrofuran / -78 °C
1.2: 77 percent / tetrahydrofuran / 1 h / -78 °C
2.1: 59 percent / formic acid / CH2Cl2 / 2 h / 20 °C
3.1: 45 percent / tri-n-butylphosphine; carbon tetrachloride / CH2Cl2 / 1 h / Heating
4.1: 80 percent Turnov. / K2CO3 / Pd(OAc)2 / H2O; methanol / 18 h / 20 °C / 760 Torr

References:

Ori, Mayuko;Toda, Narihiro;Takami, Kazuko;Tago, Keiko;Kogen, Hiroshi [Tetrahedron,2005,vol. 61,# 8,p. 2075 - 2104]

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