Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester

Base Information

Chemical Name:Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester
CAS No.:175988-50-8
Molecular Formula:C₁₉H₁₆O₇
Molecular Weight:356.332
Hs Code.:

Synonyms:Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester

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Chemical Property of Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester

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Technology Process of Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester

There total 7 articles about Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester 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:

: 6962-57-8
3,6-dihydroxy-2,4-dimethoxyacetophenone

: 175988-50-8
Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 88 percent / potassium carbonate / dimethylformamide / 0.17 h / 160 °C

2: 86 percent / KOH / ethanol / 50 °C

3: 1.)Tl(NO₃)3*3H₂O, 2.)Na₂SO₃, 5percent HCl / 1.) CHCl₃, 30 deg C, 24 h 2.) 0 deg C

4: H₂ / 10percent Pd/C / methanol; ethyl acetate / Ambient temperature

5: 66 percent / aq. 10 percent HCl / methanol / Heating

6: 92 percent / pyridine / Heating

7: 1.) AlBr₃ 2.) aq HCl / 1.)MeCN, 0 deg C, 45 min

With hydrogenchloride; potassium hydroxide; aluminum tri-bromide; hydrogen; potassium carbonate; thallium(III) nitrate; sodium sulfite; palladium on activated charcoal; In pyridine; methanol; ethanol; ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1248/cpb.44.486

Reference yield:

: 175988-38-2
1-(3,6-Bis-benzyloxy-2,4-dimethoxy-phenyl)-ethanone

: 175988-50-8
Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 86 percent / KOH / ethanol / 50 °C

2: 1.)Tl(NO₃)3*3H₂O, 2.)Na₂SO₃, 5percent HCl / 1.) CHCl₃, 30 deg C, 24 h 2.) 0 deg C

3: H₂ / 10percent Pd/C / methanol; ethyl acetate / Ambient temperature

4: 66 percent / aq. 10 percent HCl / methanol / Heating

5: 92 percent / pyridine / Heating

6: 1.) AlBr₃ 2.) aq HCl / 1.)MeCN, 0 deg C, 45 min

With hydrogenchloride; potassium hydroxide; aluminum tri-bromide; hydrogen; thallium(III) nitrate; sodium sulfite; palladium on activated charcoal; In pyridine; methanol; ethanol; ethyl acetate;
DOI:10.1248/cpb.44.486

Reference yield:

: (E)-1-(3,6-Bis-benzyloxy-2,4-dimethoxy-phenyl)-3-(4-methoxy-phenyl)-propenone

: 175988-50-8
Acetic acid 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-6-yl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 1.)Tl(NO₃)3*3H₂O, 2.)Na₂SO₃, 5percent HCl / 1.) CHCl₃, 30 deg C, 24 h 2.) 0 deg C

2: H₂ / 10percent Pd/C / methanol; ethyl acetate / Ambient temperature

3: 66 percent / aq. 10 percent HCl / methanol / Heating

4: 92 percent / pyridine / Heating

5: 1.) AlBr₃ 2.) aq HCl / 1.)MeCN, 0 deg C, 45 min

With hydrogenchloride; aluminum tri-bromide; hydrogen; thallium(III) nitrate; sodium sulfite; palladium on activated charcoal; In pyridine; methanol; ethyl acetate;
DOI:10.1248/cpb.44.486