Technology Process of (E)-Hepta-2,6-dienoic acid (Z)-(4R,5S,6S)-7-(tert-butyl-diphenyl-silanyloxy)-6-methoxy-5-methoxymethoxy-2,4-dimethyl-hept-2-enyl ester
There total 13 articles about (E)-Hepta-2,6-dienoic acid (Z)-(4R,5S,6S)-7-(tert-butyl-diphenyl-silanyloxy)-6-methoxy-5-methoxymethoxy-2,4-dimethyl-hept-2-enyl 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:
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: NaH / tetrahydrofuran / 22 °C
2.1: H2 / Pd(OH)2 / ethyl acetate / 22 °C
3.1: COCl2; DMSO; Et3N / CH2Cl2 / -78 - 22 °C
4.1: TiCl4 / CH2Cl2 / -78 °C
4.2: 79 percent / TFA / CH2Cl2 / 20 °C
5.1: NaBH4; CeCl3*7H2O / ethanol / 0 °C
6.1: aq. camphorsulfonic acid / tetrahydrofuran / Heating
7.1: LiBH4 / H2O; tetrahydrofuran / 22 °C
8.1: DMAP / CH2Cl2 / 22 °C
9.1: i-Pr2NEt; Bu4NI / CH2Cl2 / 22 °C
With
dmap; sodium tetrahydroborate; lithium borohydride; cerium(III) chloride; camphor-10-sulfonic acid; hydrogen; titanium tetrachloride; tetra-(n-butyl)ammonium iodide; sodium hydride; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine;
palladium dihydroxide;
In
tetrahydrofuran; ethanol; dichloromethane; water; ethyl acetate;
3.1: Swern oxidation / 5.1: Luche reduction / 6.1: Ferrier rearrangement;
DOI:10.1021/ja048779q
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: imidazole / dimethylformamide / 22 °C
2.1: NaH / tetrahydrofuran / 22 °C
3.1: H2 / Pd(OH)2 / ethyl acetate / 22 °C
4.1: COCl2; DMSO; Et3N / CH2Cl2 / -78 - 22 °C
5.1: TiCl4 / CH2Cl2 / -78 °C
5.2: 79 percent / TFA / CH2Cl2 / 20 °C
6.1: NaBH4; CeCl3*7H2O / ethanol / 0 °C
7.1: aq. camphorsulfonic acid / tetrahydrofuran / Heating
8.1: LiBH4 / H2O; tetrahydrofuran / 22 °C
9.1: DMAP / CH2Cl2 / 22 °C
10.1: i-Pr2NEt; Bu4NI / CH2Cl2 / 22 °C
With
1H-imidazole; dmap; sodium tetrahydroborate; lithium borohydride; cerium(III) chloride; camphor-10-sulfonic acid; hydrogen; titanium tetrachloride; tetra-(n-butyl)ammonium iodide; sodium hydride; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine;
palladium dihydroxide;
In
tetrahydrofuran; ethanol; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide;
4.1: Swern oxidation / 6.1: Luche reduction / 7.1: Ferrier rearrangement;
DOI:10.1021/ja048779q
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: H2 / Pd(OH)2 / ethyl acetate / 22 °C
2.1: COCl2; DMSO; Et3N / CH2Cl2 / -78 - 22 °C
3.1: TiCl4 / CH2Cl2 / -78 °C
3.2: 79 percent / TFA / CH2Cl2 / 20 °C
4.1: NaBH4; CeCl3*7H2O / ethanol / 0 °C
5.1: aq. camphorsulfonic acid / tetrahydrofuran / Heating
6.1: LiBH4 / H2O; tetrahydrofuran / 22 °C
7.1: DMAP / CH2Cl2 / 22 °C
8.1: i-Pr2NEt; Bu4NI / CH2Cl2 / 22 °C
With
dmap; sodium tetrahydroborate; lithium borohydride; cerium(III) chloride; camphor-10-sulfonic acid; hydrogen; titanium tetrachloride; tetra-(n-butyl)ammonium iodide; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine;
palladium dihydroxide;
In
tetrahydrofuran; ethanol; dichloromethane; water; ethyl acetate;
2.1: Swern oxidation / 4.1: Luche reduction / 5.1: Ferrier rearrangement;
DOI:10.1021/ja048779q