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ChemicalBook CAS DataBase List MPT0E028

MPT0E028 synthesis

7synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 8 steps
1.1: sodium cyanoborohydride; acetic acid / 2 h / 0 - 20 °C
1.2: 0 °C / pH 10
2.1: pyridine / Reflux
3.1: lithium aluminium tetrahydride / tetrahydrofuran / 2 h / 0 - 20 °C
4.1: dipyridinium dichromate / dichloromethane / 20 °C / Molecular sieve
5.1: dichloromethane / 3 h / 20 °C
6.1: water; lithium hydroxide / 1,4-dioxane / 40 °C
7.1: triethylamine; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate / N,N-dimethyl-formamide / 1 h / 20 °C
8.1: trifluoroacetic acid / methanol / 20 °C

References:

US2011/245315,2011,A1