4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene

Base Information

Chemical Name:4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene
CAS No.:1215039-22-7
Molecular Formula:C₄₉H₅₀O₂P₂
Molecular Weight:732.882
Hs Code.:

Synonyms:4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene

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Chemical Property of 4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene

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Technology Process of 4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene

There total 1 articles about 4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene 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%

: 65654-60-6
(10-chloro-2,8-dimethyl-10H-phenoxaphosphine)

: (5-bromo-2,7-di-tert-butyl-9,9-dimethyl-9H-xanthen-4-yl)diphenylphosphine

: 1215039-22-7
4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene

Guidance literature:: (5-bromo-2,7-di-tert-butyl-9,9-dimethyl-9H-xanthen-4-yl)diphenylphosphine; With n-butyllithium; In tetrahydrofuran; at -80 ℃; for 1h;

(10-chloro-2,8-dimethyl-10H-phenoxaphosphine); In tetrahydrofuran; at -80 - 20 ℃;
DOI:10.1021/om901041r

Reference yield:

: acetylacetonatodicarbonylrhodium(l)

: 1215039-22-7
4-(2,8-dimethylphenoxaphosphino)-5-(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene

: 1333-74-0
hydrogen

: 1215039-30-7
[RhH(CO)2(4-(2,8-dimethylphenoxaphosphino)-5-bis(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene)]

Guidance literature:: In toluene-d8; High Pressure; (Ar, Schlenk technique); dissolving 1:2.2 mixt. of rhodium compd. and phosphine deriv. in toluene-d8, purging with 20 bar of CO and then exposure to 20 bar of CO/H2 (1:1); NMR monitoring;
DOI:10.1021/om901041r