pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾

Base Information

Chemical Name:pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾
CAS No.:88034-35-9
Molecular Formula:C₁₅H₁₀CrO₆
Molecular Weight:338.237
Hs Code.:

pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium<sup>(0)</sup>

Synonyms:pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾

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Chemical Property of pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾

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Technology Process of pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾

There total 4 articles about pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾ 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%

: 100-52-7
benzaldehyde

: 20540-69-6
pentacarbonyl(methoxymethylcarbene)chromium⁽⁰⁾

: 88034-35-9
pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾

Guidance literature:: With chloro-trimethyl-silane; triethylamine; In diethyl ether; (N2); stirring for 4 d at room temp.; removal of ether in vac.; dissolving in pentane; chromy. (silicagel, pentane); removal of solvent from red fraction; elem. anal.;

Reference yield: 64.0%

: 420-37-1
trimethoxonium tetrafluoroborate

: 4843-72-5,6160-69-6,62839-69-4
(E)-2-phenylethenyllithium

: 199620-14-9,13007-92-6
chromium⁽⁰⁾ hexacarbonyl

: 88034-35-9
pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾

Guidance literature:: In diethyl ether; React. of Li- with Cr-compd. (ether) in exclusion of light (-60°C, Ar, 15 min); soln. turns from yellow to brown. Keeping at -60°C (30 min), removal of ether (room temp.), dissolving of residue (pentane, H2O), addn. of BF4-compd. (excess).; Sepn. of pentane-phase, extn. a few times (pentane), filtn. of org. phases over Na2SO4. Isolation by chromy. (silica gel, pentane/CH2Cl2), elem. anal.;
DOI:10.1515/znb-1983-1106

Reference yield: 12.0%

: 20540-69-6
pentacarbonyl(methoxymethylcarbene)chromium⁽⁰⁾

: 622-29-7
N-Benzylidenemethylamine

: 88034-35-9
pentacarbonyl{1-(1-methoxy-3(E)-phenyl-2-propenylidene)}chromium⁽⁰⁾

Guidance literature:: With HCl; n-butyllithium; In diethyl ether; A soln. of carbene is cooled to -78°C, n-BuLi is added dropwise, and the mixture is stirred for 15 min at -78°C (N2). This soln. is added by cannula over 40 min to a stirred soln. of ArCH=NMe at -78°C.; warming to room temp., removal of solvent in vacuo, chromy. (hexane/Et2O);