(R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane

Base Information

Chemical Name:(R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane
CAS No.:917029-16-4
Molecular Formula:C₃₄H₃₄B₂O₂P₂
Molecular Weight:558.212
Hs Code.:

Synonyms:(R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane

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Chemical Property of (R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane

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Technology Process of (R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane

There total 6 articles about (R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane 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: 70.0%

: 917029-12-0,917029-13-1
(R(P))-(1-hydroxy-2-naphthyl)(methyl)(phenyl)phosphine-P-borane

: 917029-16-4
(R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane

Guidance literature:: (R(P))-(1-hydroxy-2-naphthyl)(methyl)(phenyl)phosphine-P-borane; With sec.-butyllithium; In tetrahydrofuran; at 0 ℃; for 2h; Inert atmosphere;

With copper dichloride; In tetrahydrofuran; at -30 - 20 ℃; Inert atmosphere;
DOI:10.1016/j.tetlet.2010.12.106

Reference yield:

: (2S,4R,5S)-(-)-oxazaPB

: 917029-16-4
(R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane

Guidance literature:: Multi-step reaction with 4 steps

1.1: n-butyllithium / diethyl ether; hexane / 20 °C / Inert atmosphere

1.2: 4 h / -20 - 20 °C / Inert atmosphere

2.1: sulfuric acid / water / 20 °C

3.1: sodium hydride / tetrahydrofuran; diethyl ether / -20 - 20 °C / Inert atmosphere

4.1: sec.-butyllithium / tetrahydrofuran / 2 h / 0 °C / Inert atmosphere

4.2: -30 - 20 °C / Inert atmosphere

With n-butyllithium; sulfuric acid; sec.-butyllithium; sodium hydride; In tetrahydrofuran; diethyl ether; hexane; water;
DOI:10.1016/j.tetlet.2010.12.106

Reference yield:

: (R(P))-[(1S,2R)-N-ephedrino](1-hydroxy-2-naphthyl)(phenyl)phosphine-P-borane

: 917029-16-4
(R(P),R(P))-1,2-bis[(1-hydroxy-2-naphthyl)(phenyl)phosphino-P-borane]ethane

Guidance literature:: Multi-step reaction with 3 steps

1.1: sulfuric acid / water / 20 °C

2.1: sodium hydride / tetrahydrofuran; diethyl ether / -20 - 20 °C / Inert atmosphere

3.1: sec.-butyllithium / tetrahydrofuran / 2 h / 0 °C / Inert atmosphere

3.2: -30 - 20 °C / Inert atmosphere

With sulfuric acid; sec.-butyllithium; sodium hydride; In tetrahydrofuran; diethyl ether; water;
DOI:10.1016/j.tetlet.2010.12.106