(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me)

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Chemical Name:(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me)
CAS No.:228997-56-6
Molecular Formula:C₄₃H₃₇NOPRe
Molecular Weight:800.954
Hs Code.:

Synonyms:

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Chemical Property of (η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me)

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Technology Process of (η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me)

There total 3 articles about (η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me) 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: 71.0%

: 175981-29-0
(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CSiEt3)

: 33491-05-3
1-(2-bromoethynyl)-4-methylbenzene

: 228997-56-6
(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me)

Guidance literature:: With t-BuOCu; n-Bu₄NF; H₂O; In tetrahydrofuran; water; N2-atmosphere; addn. of Bu4NF (in THF/5 wt% H2O) to Re-complex (in THF),stirring for 0.5 h,addn. of slight excess of t-BuOCu, cooling to -20.de gree.C, dropwise addn. of equimolar amt. of alkyne and EtNH2 over 15 min; further reagent: EtNH2; solvent removal (vac.), extn. into C6H6, filtration (SiO2), solvent removal (vac.), chromy. (SiO2, hexane/THF=3:1), solvent removal, dissoln. inMePh/hexane, crystn. (-90°C, 16 h), filtration (-80°C), d rying (vac.);
DOI:10.1016/S0022-328X(98)01128-0

Reference yield: 66.0%

: 175981-31-4
(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CH)

: 33491-05-3
1-(2-bromoethynyl)-4-methylbenzene

: 228997-56-6
(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me)

Guidance literature:: With n-BuLi; CuI; EtNH₂; In tetrahydrofuran; hexane; N2-atmosphere; addn. of equimolar amt. of BuLi (in hexane) to Re-complexand CuI (in THF) at -45°C, stirring for 25 min, dropwise addn. o f equimolar amt. of Si-compd. (in THF) and EtNH2 over 15 min at -20°C, warming; solvent removal (vac.) after 10 min, extn. into C6H6, filtration (SiO2),solvent removal (vac.), chromy. (SiO2, C6H6), concn., chromy. (SiO2, he xane/THF=2:1), solvent removal (vac.);
DOI:10.1016/S0022-328X(98)01128-0

Reference yield: 50.0%

: 175981-29-0
(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CSiEt3)

: 33491-05-3
1-(2-bromoethynyl)-4-methylbenzene

: 228997-56-6
(η(5)-C5Me5)Re(PPh3)(NO)(C.tplbond.CC.tplbond.CC.tplbond.CC.tplbond.C-p-C6H4Me)

: [Re(η5-C5Me5)(NO)(PPh3)CCCCCC]2

Guidance literature:: With t-BuOK; n-Bu₄NF; CuI; In tetrahydrofuran; water; N2-atmosphere; addn. of Bu4NF (in THF/5 wt% H2O) to Re-complex (in THF),stirring for 0.5 h, addn. of equimolar amts. of t-BuOK and CuI, cooling to -60°C, dropwise addn. of equimolar amt. of alkyne and EtNH2; further reagent: EtNH2, H2O; solvent removal (vac.), extn. into MePh, filtration (SiO2), solvent removal (vac.), chromy. (SiO2, hexane/THF=3:1), solvent removal, dissoln. inCH2Cl2/hexane, crystn. (-20°C, 16 h); elem. anal.;
DOI:10.1016/S0022-328X(98)01128-0