Technology Process of 8-isopropyl-1,1-dimethoxy-11-methyl-6-[(1E,3E)-4-(4-nitrophenyl)buta-1,3-dien-1-yl]heptaleno[4,5-c]furan-3(1H)-one
There total 7 articles about 8-isopropyl-1,1-dimethoxy-11-methyl-6-[(1E,3E)-4-(4-nitrophenyl)buta-1,3-dien-1-yl]heptaleno[4,5-c]furan-3(1H)-one which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: sodium iodide / acetone / 1 h / 20 °C / Inert atmosphere
2.1: dichloromethane / 0.67 h / 90 - 100 °C / 300 - 450 Torr
3.1: sodium hexamethyldisilazane / tetrahydrofuran / -78 °C / Inert atmosphere
3.2: 12 h / -78 - 20 °C / Inert atmosphere
4.1: lithium hydroxide / methanol; water; 1,2-dichloro-ethane / 14 h / Reflux
5.1: N,N-dimethyl-formamide; oxalyl dichloride / acetonitrile
With
oxalyl dichloride; sodium hexamethyldisilazane; N,N-dimethyl-formamide; sodium iodide; lithium hydroxide;
In
tetrahydrofuran; methanol; dichloromethane; water; 1,2-dichloro-ethane; acetone; acetonitrile;
1.1: |Finkelstein Reaction / 2.1: |Michaelis-Arbuzov Synthesis / 3.1: |Horner-Wadsworth-Emmons Olefination / 3.2: |Horner-Wadsworth-Emmons Olefination;
DOI:10.1002/hlca.201300137
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: dichloromethane / 0.67 h / 90 - 100 °C / 300 - 450 Torr
2.1: sodium hexamethyldisilazane / tetrahydrofuran / -78 °C / Inert atmosphere
2.2: 12 h / -78 - 20 °C / Inert atmosphere
3.1: lithium hydroxide / methanol; water; 1,2-dichloro-ethane / 14 h / Reflux
4.1: N,N-dimethyl-formamide; oxalyl dichloride / acetonitrile
With
oxalyl dichloride; sodium hexamethyldisilazane; N,N-dimethyl-formamide; lithium hydroxide;
In
tetrahydrofuran; methanol; dichloromethane; water; 1,2-dichloro-ethane; acetonitrile;
1.1: |Michaelis-Arbuzov Synthesis / 2.1: |Horner-Wadsworth-Emmons Olefination / 2.2: |Horner-Wadsworth-Emmons Olefination;
DOI:10.1002/hlca.201300137
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: toluene / 24 h / 130 °C
2.1: hexachloroethane; potassium tert-butylate / tetrahydrofuran / -78 °C / Inert atmosphere
3.1: sodium iodide / acetone / 1 h / 20 °C / Inert atmosphere
4.1: dichloromethane / 0.67 h / 90 - 100 °C / 300 - 450 Torr
5.1: sodium hexamethyldisilazane / tetrahydrofuran / -78 °C / Inert atmosphere
5.2: 12 h / -78 - 20 °C / Inert atmosphere
6.1: lithium hydroxide / methanol; water; 1,2-dichloro-ethane / 14 h / Reflux
7.1: N,N-dimethyl-formamide; oxalyl dichloride / acetonitrile
With
oxalyl dichloride; hexachloroethane; potassium tert-butylate; sodium hexamethyldisilazane; N,N-dimethyl-formamide; sodium iodide; lithium hydroxide;
In
tetrahydrofuran; methanol; dichloromethane; water; 1,2-dichloro-ethane; acetone; toluene; acetonitrile;
3.1: |Finkelstein Reaction / 4.1: |Michaelis-Arbuzov Synthesis / 5.1: |Horner-Wadsworth-Emmons Olefination / 5.2: |Horner-Wadsworth-Emmons Olefination;
DOI:10.1002/hlca.201300137