N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]

Base Information

Chemical Name:N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]
CAS No.:234443-53-9
Molecular Formula:C₂₆H₂₈N₄O₄
Molecular Weight:460.533
Hs Code.:

Synonyms:N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]

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Chemical Property of N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]

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Technology Process of N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]

There total 4 articles about N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide] which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 96.0%

: 20439-47-8
(1R,2R)-1,2-diaminocyclohexane

: sodium (4S)-4,5-dihydro-2-phenyloxazole-4-carboxylate

: 234443-53-9
N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]

Guidance literature:: With benzotriazol-1-ol; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine; In N,N-dimethyl-formamide; at 20 ℃; for 3h;
DOI:10.1002/1522-2675(20011017)84:10<3178::AID-HLCA3178>3.0.CO;2-Q

Reference yield:

: 78715-83-0
methyl (S)-2-phenyl-4,5-dihydrooxazole-4-carboxylate

: 234443-53-9
N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]

Guidance literature:: Multi-step reaction with 2 steps

1: 76 percent / aq. NaOH / 1 h / 20 °C

2: N,N-diisopropylethylamine; 1-hydroxybenzotriazole hydrate; TBTU / dimethylformamide / 5 h / 20 °C

With sodium hydroxide; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; 1-hydroxybenzotriazol-hydrate; N-ethyl-N,N-diisopropylamine; In N,N-dimethyl-formamide;
DOI:10.1021/ol990602r

Reference yield:

: 55-21-0,27208-38-4
benzamide

: 234443-53-9
N,N'-[(1R,2R)-cyclohexane-1,2-diyl]bis[(4S)-4,5-dihydro-2-phenyloxazole-4-carboxamide]

Guidance literature:: Multi-step reaction with 3 steps

1.1: triethyloxonium tetrafluoroborate / 1,2-dichloro-ethane / 48 h / 20 °C

1.2: 73 percent / 1,2-dichloro-ethane / 20 h / Heating

2.1: 76 percent / aq. NaOH / 1 h / 20 °C

3.1: N,N-diisopropylethylamine; 1-hydroxybenzotriazole hydrate; TBTU / dimethylformamide / 5 h / 20 °C

With sodium hydroxide; triethyloxonium fluoroborate; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; 1-hydroxybenzotriazol-hydrate; N-ethyl-N,N-diisopropylamine; In 1,2-dichloro-ethane; N,N-dimethyl-formamide;
DOI:10.1021/ol990602r