(Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

Base Information

Chemical Name:(Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one
CAS No.:1402591-76-7
Molecular Formula:C₂₁H₂₀O₃
Molecular Weight:320.388
Hs Code.:

Synonyms:(Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

Suppliers and Price of (Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Total 1 raw suppliers

Chemical Property of (Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

Safty Information:

Pictogram(s):
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Technology Process of (Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

There total 3 articles about (Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one 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: 84.0%

: 124-38-9,18923-20-1
carbon dioxide

: 1402591-60-9
3,3-dimethyl-5-phenyl-1-(4-methylphenyl)-4-pentyne-1-one

: 1402591-76-7
(Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

Guidance literature:: With silver benzoate; 1-methyl-2,3,4,6,7,8-hexahydro-1H-pyrimido[1,2-a]pyrimidine; In N,N-dimethyl-formamide; at 25 ℃; for 72h; under 7500.75 Torr; Autoclave;
DOI:10.1002/anie.201201399

Reference yield:

: 536-74-3
phenylacetylene

: 1402591-76-7
(Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: n-butyllithium / tetrahydrofuran / -78 - 0 °C

1.2: 20 °C

2.1: copper(II) bis(trifluoromethanesulfonate) / acetonitrile / 24 h / 20 °C / Inert atmosphere

3.1: silver benzoate; 1-methyl-2,3,4,6,7,8-hexahydro-1H-pyrimido[1,2-a]pyrimidine / N,N-dimethyl-formamide / 72 h / 25 °C / 7500.75 Torr / Autoclave

With n-butyllithium; silver benzoate; copper(II) bis(trifluoromethanesulfonate); 1-methyl-2,3,4,6,7,8-hexahydro-1H-pyrimido[1,2-a]pyrimidine; In tetrahydrofuran; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1002/anie.201201399

Reference yield:

: 54731-27-0
1-p-methylphenyl-1-trimethylsiloxyethene

: 61423-02-7
ethyl 1,1-dimethyl-3-phenylpropargyl acetate

: 1402591-76-7
(Z)-5-benzylidene-4,4-dimethyl-3-(4-methylbenzoyl)dihydrofuran-2(3H)-one

Guidance literature:: Multi-step reaction with 2 steps

1: copper(II) bis(trifluoromethanesulfonate) / acetonitrile / 24 h / 20 °C / Inert atmosphere

2: silver benzoate; 1-methyl-2,3,4,6,7,8-hexahydro-1H-pyrimido[1,2-a]pyrimidine / N,N-dimethyl-formamide / 72 h / 25 °C / 7500.75 Torr / Autoclave

With silver benzoate; copper(II) bis(trifluoromethanesulfonate); 1-methyl-2,3,4,6,7,8-hexahydro-1H-pyrimido[1,2-a]pyrimidine; In N,N-dimethyl-formamide; acetonitrile;
DOI:10.1002/anie.201201399