(S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene

Base Information

Chemical Name:(S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene
CAS No.:1431138-88-3
Molecular Formula:C₅₄H₆₈B₂O₄P₂
Molecular Weight:864.701
Hs Code.:

Synonyms:(S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene

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Chemical Property of (S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene

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Technology Process of (S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene

There total 4 articles about (S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene 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:

: C₇₂H₉₀B₂N₂O₆P₂

: 1431138-88-3
(S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene

Guidance literature:: Multi-step reaction with 2 steps

1: hydrogenchloride / toluene / 2 h / 20 °C / Inert atmosphere

2: toluene; diethyl ether / 2 h / -78 - 20 °C / Inert atmosphere

With hydrogenchloride; In diethyl ether; toluene;
DOI:10.1021/om400229p

Reference yield:

: (2R_P,4S_C,5R_C)-(+)-3,4-dimethyl-2,5-diphenyl-1,3,2-oxazaphospholidine borane

: 1431138-88-3
(S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene

Guidance literature:: Multi-step reaction with 3 steps

1.1: sec.-butyllithium / hexane; tetrahydrofuran / 0.75 h / -78 °C / Inert atmosphere

1.2: -78 - 20 °C / Inert atmosphere

2.1: hydrogenchloride / toluene / 2 h / 20 °C / Inert atmosphere

3.1: toluene; diethyl ether / 2 h / -78 - 20 °C / Inert atmosphere

With hydrogenchloride; sec.-butyllithium; In tetrahydrofuran; diethyl ether; hexane; toluene;
DOI:10.1021/om400229p

Reference yield:

: 172472-58-1,176299-00-6,863555-70-8
5,17-dibromo-25,26,27,28-tetra-n-propylcalix[4]arene

: 1431138-88-3
(S,S)-(-)-5,17-bis[(methylphenylphosphinoborane)]-25,26,27,28-tetrapropoxycalix[4]arene

Guidance literature:: Multi-step reaction with 3 steps

1.1: sec.-butyllithium / hexane; tetrahydrofuran / 0.75 h / -78 °C / Inert atmosphere

1.2: -78 - 20 °C / Inert atmosphere

2.1: hydrogenchloride / toluene / 2 h / 20 °C / Inert atmosphere

3.1: toluene; diethyl ether / 2 h / -78 - 20 °C / Inert atmosphere

With hydrogenchloride; sec.-butyllithium; In tetrahydrofuran; diethyl ether; hexane; toluene;
DOI:10.1021/om400229p