(S)-(-)-[η⁶-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl

Base Information

• Chemical Name: (S)-(-)-[η⁶-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl
• CAS No.: 1613753-14-2
• Molecular Formula: C₂₈H₂₈BrCrO₂P
• Molecular Weight: 559.403

Synonyms:(S)-(-)-[η⁶-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl

Chemical Property of (S)-(-)-[η⁶-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl

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Technology Process of (S)-(-)-[η⁶-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl

There total 1 articles about (S)-(-)-[η⁶-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl 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: 93.0%

(S)-(+)-(η6-1-bromo-2-vinylbenzene)[diisopropyl(2-methylallyl)phosphine]chromium(0) dicarbonyl (1613753-09-5) → (S)-(-)-[η6-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl (1613753-14-2)

Guidance literature:

With tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; In dichloromethane; at 50 ℃; for 18h; enantioselective reaction; Inert atmosphere;

DOI:10.1021/ja503060e

Reference yield: 55.0%

(S)-(-)-[η6-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl (1613753-14-2) + chloro-diphenylphosphine (1079-66-9,74391-44-9) → (R)-(-)-[η6-1-diphenylphosphino-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl (1613753-19-7)

Guidance literature:

(S)-(-)-[η⁶-1-bromo-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl; With tert.-butyl lithium; In pentane; at -78 ℃; for 0.5h; Inert atmosphere;

chloro-diphenylphosphine; In pentane; at 20 ℃; for 2h; enantioselective reaction; Inert atmosphere;

DOI:10.1021/ja503060e

upstream raw materials:

(S)-(+)-(η⁶-1-bromo-2-vinylbenzene)[diisopropyl(2-methylallyl)phosphine]chromium(0) dicarbonyl

Downstream raw materials:

(R)-(-)-[η⁶-1-diphenylphosphino-2-(3-bis(3,5-dimethylphenyl)phosphino-2-methylpropenyl)benzene-P]chromium(0) dicarbonyl

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