Technology Process of (1R,4S,2'R,5'R,4''R,1'''S)-4''-methoxymethoxy-oct-7-enoic acid 4-hydroxy-1-[5'-(1'''-methoxymethoxy-pentadecyl)-tetrahydro-furan-2'-yl]-hept-6-enyl ester
There total 1 articles about (1R,4S,2'R,5'R,4''R,1'''S)-4''-methoxymethoxy-oct-7-enoic acid 4-hydroxy-1-[5'-(1'''-methoxymethoxy-pentadecyl)-tetrahydro-furan-2'-yl]-hept-6-enyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: 100 percent / pyridine / CHCl3 / 12 h / 0 °C
2.1: BH3*DMS / tetrahydrofuran / 0 - 20 °C
2.2: 79 percent / imidazole / dimethylformamide / 15 h / 20 °C
3.1: tetrahydrofuran / -78 - 20 °C
3.2: 90 percent / ethyldiisopropylamine; DMAP; tetra-n-butylammonium iodide / CH2Cl2 / 96 h
4.1: 100 percent / tetra-n-butylammonium fluoride / tetrahydrofuran / 0 - 20 °C
5.1: 60 percent / TEMPO; NaClO2; NaH2PO4 buffer / acetonitrile; H2O / 20 h / 45 °C / pH 6.6
6.1: 98 percent / DMAP; DCC / CH2Cl2 / 15 h / 20 °C
7.1: 95 percent / Dibal-H / tetrahydrofuran; toluene / 1 h / -78 °C
8.1: (+)-B-methoxy(diisopinocamphenyl)borane / diethyl ether / 2.5 h / 20 °C
8.2: 78 percent / diethyl ether / 2.5 h / -100 °C
With
pyridine; dmap; 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium chlorite; dimethylsulfide borane complex; NaH2PO4 buffer; tetrabutyl ammonium fluoride; diisobutylaluminium hydride; dicyclohexyl-carbodiimide; (+)-B-methoxydiisocamphenylborane;
In
tetrahydrofuran; diethyl ether; dichloromethane; chloroform; water; toluene; acetonitrile;
8.2: Racherla-Brown asymmetric allylation;
DOI:10.1021/ol051483k
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: Hunig's base
2.1: 89 percent / second generation Grubbs' catalyst / CH2Cl2 / 5 h / Heating
3.1: 100 percent / hydrogen / Pd/C / methanol / 5 h / 20 °C
4.1: 95 percent / NaOMe / 3 h / Heating
5.1: 86 percent / DMAP; ethyldiisopropylamine / CH2Cl2 / 0 - 20 °C
6.1: LDA / tetrahydrofuran / 0.5 h / -78 °C
6.2: tetrahydrofuran / 2 h / -78 °C
With
dmap; hydrogen; sodium methylate; N-ethyl-N,N-diisopropylamine; lithium diisopropyl amide;
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; palladium on activated charcoal;
In
tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/ol051483k
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: Hunig's base
2.1: 89 percent / second generation Grubbs' catalyst / CH2Cl2 / 5 h / Heating
3.1: 100 percent / hydrogen / Pd/C / methanol / 5 h / 20 °C
4.1: 95 percent / NaOMe / 3 h / Heating
5.1: 86 percent / DMAP; ethyldiisopropylamine / CH2Cl2 / 0 - 20 °C
6.1: LDA / tetrahydrofuran / 0.5 h / -78 °C
6.2: tetrahydrofuran / 2 h / -78 °C
7.1: tetra-n-butylammonium fluoride / tetrahydrofuran / 0 - 20 °C
8.1: Et3N; MsCl / CH2Cl2 / 0 - 20 °C
8.2: 59.4 mg / DBU / CH2Cl2 / 1 h / 20 °C
9.1: 62 percent / TMSBr / CH2Cl2 / -78 - 0 °C
With
dmap; trimethylsilyl bromide; tetrabutyl ammonium fluoride; hydrogen; sodium methylate; methanesulfonyl chloride; triethylamine; N-ethyl-N,N-diisopropylamine; lithium diisopropyl amide;
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; palladium on activated charcoal;
In
tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/ol051483k