Technology Process of Benzenesulfonamide, 4-(4-(3-cyclopentylpropyl)-4,5-dihydro-5-oxo-1H-tetrazol-1-yl)-N-(4-(2-(((2R)-2-hydroxy-2-(3-pyridinyl)ethyl)amino)ethyl)phenyl)-
There total 24 articles about Benzenesulfonamide, 4-(4-(3-cyclopentylpropyl)-4,5-dihydro-5-oxo-1H-tetrazol-1-yl)-N-(4-(2-(((2R)-2-hydroxy-2-(3-pyridinyl)ethyl)amino)ethyl)phenyl)- which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
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Multi-step reaction with 9 steps
1: NH2OH*HCl
2: pyridine
3: 82 percent / EtOK; HCl
4: EDC / tetrahydrofuran; H2O / pH 5.5
5: HCl / H2O
6: 75 percent / yeast Candida sorbophilia / 48 h / 28 °C / Microbiological reaction
7: 97 percent / H2; NH4OH / Pd/C / methanol / 3 h / 40 °C / 1034.3 Torr
8: 94 percent / NaHCO3 / ethyl acetate; H2O
9: 82 percent / BH3*Me2S; H2SO4 / tetrahydrofuran / 20 - 50 °C
With
hydrogenchloride; ammonium hydroxide; dimethylsulfide borane complex; yeast Candida sorbophilia; sulfuric acid; hydroxylamine hydrochloride; potassium ethoxide; hydrogen; sodium hydrogencarbonate; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide;
palladium on activated charcoal;
In
tetrahydrofuran; pyridine; methanol; water; ethyl acetate;
1: Condensation / 2: Tosylation / 3: Neber rearrangement / 4: Condensation / 5: Hydrolysis / 6: Reduction / 7: Catalytic hydrogenation / 8: Condensation / 9: Reduction;
DOI:10.1016/S0040-4039(99)01353-2