Technology Process of (4aα,5α,6β,11bα)-4a,5,6,11b-tetrahydro-6-(3,4,5-trimethoxyphenyl)-4H-<1,3>benzodioxolo<5,6-h>-1,3-benzodioxin-5-carboxylic acid
There total 7 articles about (4aα,5α,6β,11bα)-4a,5,6,11b-tetrahydro-6-(3,4,5-trimethoxyphenyl)-4H-<1,3>benzodioxolo<5,6-h>-1,3-benzodioxin-5-carboxylic acid 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:
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139896-41-6
tert-butyl (4aα,5α,6β,11bα)-4a,5,6,11b-tetrahydro-6-(3,4,5-trimethoxyphenyl)-4H-<1,3>benzodioxolo<5,6-h>-1,3-benzodioxin-5-carboxylate
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139896-30-3
(4aα,5α,6β,11bα)-4a,5,6,11b-tetrahydro-6-(3,4,5-trimethoxyphenyl)-4H-<1,3>benzodioxolo<5,6-h>-1,3-benzodioxin-5-carboxylic acid
- Guidance literature:
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With
trifluoroacetic acid;
In
dichloromethane;
for 30h;
DOI:10.1021/jo00036a030
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139896-30-3
(4aα,5α,6β,11bα)-4a,5,6,11b-tetrahydro-6-(3,4,5-trimethoxyphenyl)-4H-<1,3>benzodioxolo<5,6-h>-1,3-benzodioxin-5-carboxylic acid
- Guidance literature:
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Multi-step reaction with 5 steps
1: CH2Cl2 / 12 h / Ambient temperature
2: 51 percent / benzene / 9 h / Irradiation
3: 75 percent / Et3SiH, BF3*Et2O / CH2Cl2 / 1.5 h / -78 °C
4: 91 percent / H2 / 10percent Pd/C / ethanol; tetrahydrofuran / 96 h / 760 Torr
5: 89 percent / CF3COOH / CH2Cl2 / 30 h
With
triethylsilane; boron trifluoride diethyl etherate; hydrogen; trifluoroacetic acid;
palladium on activated charcoal;
In
tetrahydrofuran; ethanol; dichloromethane; benzene;
DOI:10.1021/jo00036a030
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139896-30-3
(4aα,5α,6β,11bα)-4a,5,6,11b-tetrahydro-6-(3,4,5-trimethoxyphenyl)-4H-<1,3>benzodioxolo<5,6-h>-1,3-benzodioxin-5-carboxylic acid
- Guidance literature:
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Multi-step reaction with 7 steps
1: 58 percent / Jones reagent / acetone / 0.5 h / 0 °C
2: NaIO4, OsO4 / H2O; acetone / 16 h / Ambient temperature
3: CH2Cl2 / 12 h / Ambient temperature
4: 51 percent / benzene / 9 h / Irradiation
5: 75 percent / Et3SiH, BF3*Et2O / CH2Cl2 / 1.5 h / -78 °C
6: 91 percent / H2 / 10percent Pd/C / ethanol; tetrahydrofuran / 96 h / 760 Torr
7: 89 percent / CF3COOH / CH2Cl2 / 30 h
With
triethylsilane; sodium periodate; osmium(VIII) oxide; jones reagent; boron trifluoride diethyl etherate; hydrogen; trifluoroacetic acid;
palladium on activated charcoal;
In
tetrahydrofuran; ethanol; dichloromethane; water; acetone; benzene;
DOI:10.1021/jo00036a030