Technology Process of (3S,6R,7S,8S,12Z,15S,16E)-phenyl 3,7-di-tert-butyldimethylsilyloxy-15-methoxycarbonyl-4,4,6,8,12,16-hexamethyl-17-(2-methyl-1,3-thiazol-4-yl)-5-oxo-12,16-heptadecadienoate
There total 21 articles about (3S,6R,7S,8S,12Z,15S,16E)-phenyl 3,7-di-tert-butyldimethylsilyloxy-15-methoxycarbonyl-4,4,6,8,12,16-hexamethyl-17-(2-methyl-1,3-thiazol-4-yl)-5-oxo-12,16-heptadecadienoate which
guide to synthetic route it.
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synthetic route:
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312730-85-1
(3S,6R,7S,8S,12Z,15S,16E)-phenyl 3,7-di-tert-butyldimethylsilyloxy-15-methoxycarbonyl-4,4,6,8,12,16-hexamethyl-17-(2-methyl-1,3-thiazol-4-yl)-5-oxo-12,16-heptadecadienoate
- Guidance literature:
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(3S,6R,7S,8S)-phenyl 3,7-di-tert-butyldimethylsilyloxy-4,4,6,8-tetramethyl-5-oxo-10-undecenoate;
With
9-borabicyclo[3.3.1]nonane dimer;
In
tetrahydrofuran;
at 28 ℃;
for 1.5h;
microwave irradiation;
(1E,3S,5Z)-6-iodo-2-methyl-1-(2-methyl-1,3-thiazol-4-yl)-1,5-heptadien-3-yl acetate;
With
potassium phosphate; water;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride;
In
tetrahydrofuran; N,N-dimethyl-formamide;
at 60 ℃;
for 1h;
DOI:10.1021/ja002024b
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312730-85-1
(3S,6R,7S,8S,12Z,15S,16E)-phenyl 3,7-di-tert-butyldimethylsilyloxy-15-methoxycarbonyl-4,4,6,8,12,16-hexamethyl-17-(2-methyl-1,3-thiazol-4-yl)-5-oxo-12,16-heptadecadienoate
- Guidance literature:
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Multi-step reaction with 10 steps
1.1: tributylphosphine oxide / diethylaluminum chloride; R(a)-[2,2'-dihydroxy-3,3'-bis(CH2Ph2PO)]-1,1'-binaphthyl / CH2Cl2; hexane / 0.5 h / -40 °C
1.2: CH2Cl2; hexane / 39 h
1.3: 97 percent / trifluoroacetic acid / CH2Cl2; hexane / 1 h / 20 °C
2.1: 83 percent / aq. HCl / 5 h / 90 °C
3.1: 99 percent / imidazole / dimethylformamide / 3 h / 20 °C
4.1: 94 percent / DIBAL / toluene / 1 h / -78 °C
5.1: 68 percent / tetrahydrofuran / -78 - 20 °C
6.1: Hg(OAc)2; water / tetrahydrofuran / 2.5 h
6.2: 60 percent / tetrabutylammonium iodide / tetrahydrofuran; H2O / 2 h
7.1: 100 percent / HF-pyridine / tetrahydrofuran / 12 h / 20 °C
8.1: 96 percent / Et3N; DMAP / CH2Cl2 / 6 h / 20 °C
9.1: 9-BBN / tetrahydrofuran / 1.5 h / 28 °C / microwave irradiation
9.2: 37 percent / K3PO4*3H2O; H2O / PdCl2(dppf) / tetrahydrofuran; dimethylformamide / 1 h / 60 °C
With
1H-imidazole; hydrogenchloride; dmap; 9-borabicyclo[3.3.1]nonane dimer; Tributylphosphine oxide; mercury(II) diacetate; water; diisobutylaluminium hydride; pyridine hydrogenfluoride; triethylamine;
(R)-3,3'-bis(diphenylphosphinoylmethyl)-1,1'-binaphthol; diethylaluminium chloride;
In
tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide; toluene;
5.1: Wittig reaction;
DOI:10.1021/ja002024b
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312730-85-1
(3S,6R,7S,8S,12Z,15S,16E)-phenyl 3,7-di-tert-butyldimethylsilyloxy-15-methoxycarbonyl-4,4,6,8,12,16-hexamethyl-17-(2-methyl-1,3-thiazol-4-yl)-5-oxo-12,16-heptadecadienoate
- Guidance literature:
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Multi-step reaction with 6 steps
1.1: potassium bis(trimethylsilyl)amide; H2O / (R)-LaLi3tris(binaphthoxide) / toluene; tetrahydrofuran / 0.33 h / -20 °C
1.2: toluene; H2O; tetrahydrofuran / 168 h / -20 °C
2.1: K2CO3; SnCl4; bis(trimethylsilyl)peroxide / trans-1,2-bisNHTs-cyclohexane; MS 4A / CH2Cl2 / 10 h / 0 °C
3.1: BCl3 / CH2Cl2; xylene / 0.33 h / -78 °C
4.1: diisopropylethylamine / CH2Cl2 / 0.5 h
5.1: Dess-Martin periodinane / CH2Cl2 / 2 h / 20 °C
6.1: 9-BBN / tetrahydrofuran / 1.5 h / 28 °C / microwave irradiation
6.2: 37 percent / K3PO4*3H2O; H2O / PdCl2(dppf) / tetrahydrofuran; dimethylformamide / 1 h / 60 °C
With
9-borabicyclo[3.3.1]nonane dimer; bis-trimethylsilanyl peroxide; water; boron trichloride; tin(IV) chloride; potassium hexamethylsilazane; potassium carbonate; Dess-Martin periodane; N-ethyl-N,N-diisopropylamine;
racemic trans-N,N'-bis(p-toluenesulfonyl)cyclohexane-1,2-diamine; (R)-LaLi3tris(binaphthoxide);
In
tetrahydrofuran; dichloromethane; toluene; xylene;
2.1: Baeyer-Villiger oxidation;
DOI:10.1021/ja002024b