diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane

Base Information

Chemical Name:diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane
CAS No.:199612-68-5
Molecular Formula:C₃₅H₃₅O₃PSi
Molecular Weight:562.72
Hs Code.:

Synonyms:diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane

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Chemical Property of diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane

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Technology Process of diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane

There total 11 articles about diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane 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%

: 1079-66-9,74391-44-9
chloro-diphenylphosphine

: 199612-67-4
1-{3-methoxy-5-methyl-2-[(trimethylsilyl)ethynyl]phenyl}-3-(2-methoxyphenyl)prop-2-yn-1-ol

: 199612-68-5
diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane

Guidance literature:: With triethylamine; In tetrahydrofuran; at -70 - -40 ℃;
DOI:10.1016/S0040-4039(97)10053-3

Reference yield:

: 767-91-9
1-ethynyl-2-methoxybenzene

: 199612-68-5
diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane

Guidance literature:: Multi-step reaction with 2 steps

1: 83 percent / n-BuLi / tetrahydrofuran; hexane / 5 h / 0 - 23 °C

2: 93 percent / NEt₃ / tetrahydrofuran / -78 - -40 °C

With n-butyllithium; triethylamine; In tetrahydrofuran; hexane;
DOI:10.1002/ejoc.200500926

Reference yield:

: 199612-65-2
2-iodo-3-methoxy-5-methylbenzaldehyde

: 199612-68-5
diphenyl[3-(5-methyl-3-methoxy-2-trimethylsilylethynylphenyl)-1-(2-methoxyphenyl)-1,2-propadienyl]oxophosphorane

Guidance literature:: Multi-step reaction with 3 steps

1: 82 percent / NEt₃; PPh₃ / Pd(OAc)2 / 20 h / 80 °C

2: 83 percent / n-BuLi / tetrahydrofuran; hexane / 5 h / 0 - 23 °C

3: 93 percent / NEt₃ / tetrahydrofuran / -78 - -40 °C

With n-butyllithium; triethylamine; triphenylphosphine; palladium diacetate; In tetrahydrofuran; hexane;
DOI:10.1002/ejoc.200500926