ethyl 3-[4,8-dimethyl-2-oxo-7-(1-oxo-1-phenylpropan-2-yl)oxychromen-3-yl]propanoate

Base Information

Chemical Name:ethyl 3-[4,8-dimethyl-2-oxo-7-(1-oxo-1-phenylpropan-2-yl)oxychromen-3-yl]propanoate
CAS No.:670241-92-6
Molecular Formula:C₂₅H₂₆O₆
Molecular Weight:422.478
Hs Code.:
Mol file:670241-92-6.mol

Synonyms:ethyl 3-[4',8'-dimethyl-7'-(1''-methyl-2''-oxo-2''-phenylethoxy)-2'-oxochromen-3'-yl]propanoate

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Chemical Property of ethyl 3-[4,8-dimethyl-2-oxo-7-(1-oxo-1-phenylpropan-2-yl)oxychromen-3-yl]propanoate

Chemical Property:

Melting Point:113-114 °C(Solv: ethanol (64-17-5); water (7732-18-5))
Boiling Point:589.7±50.0 °C(Predicted)
Density:1.184±0.06 g/cm3(Predicted)

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Technology Process of ethyl 3-[4,8-dimethyl-2-oxo-7-(1-oxo-1-phenylpropan-2-yl)oxychromen-3-yl]propanoate

There total 3 articles about ethyl 3-[4,8-dimethyl-2-oxo-7-(1-oxo-1-phenylpropan-2-yl)oxychromen-3-yl]propanoate 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: 80.0%

: 2114-00-3
2-bromo-1-phenyl-1-propanone

: 251361-29-2
ethyl 3-(7'-hydroxy-4',8'-dimethyl-2'-oxochromen-3'-yl)propanoate

: 670241-92-6
ethyl 3-[4',8'-dimethyl-7'-(1''-methyl-2''-oxo-2''-phenylethoxy)-2'-oxochromen-3'-yl]propanoate

Guidance literature:: With sodium carbonate; In acetone; at 50 - 56 ℃;
DOI:10.1023/B:RUBI.0000030137.88504.10

Reference yield:

: 1501-06-0
diethyl 2-acetylglutarate

: 670241-92-6
ethyl 3-[4',8'-dimethyl-7'-(1''-methyl-2''-oxo-2''-phenylethoxy)-2'-oxochromen-3'-yl]propanoate

Guidance literature:: Multi-step reaction with 2 steps

1: 62 percent / HCl / ethanol / 20 °C

2: 80 percent / Na₂CO₃ / acetone / 50 - 56 °C

With hydrogenchloride; sodium carbonate; In ethanol; acetone; 1: Pechmann condensation / 2: Williamson reaction;
DOI:10.1023/B:RUBI.0000030137.88504.10

Reference yield:

: 608-25-3
2-methylbenzene-1,3-diol

: 670241-92-6
ethyl 3-[4',8'-dimethyl-7'-(1''-methyl-2''-oxo-2''-phenylethoxy)-2'-oxochromen-3'-yl]propanoate

Guidance literature:: Multi-step reaction with 2 steps

1: 62 percent / HCl / ethanol / 20 °C

2: 80 percent / Na₂CO₃ / acetone / 50 - 56 °C

With hydrogenchloride; sodium carbonate; In ethanol; acetone; 1: Pechmann condensation / 2: Williamson reaction;
DOI:10.1023/B:RUBI.0000030137.88504.10