Technology Process of 2-((2S,4S,8S,E)-10-((4R,5S,6R)-6-((S)-1-(4-methoxybenzyloxy)propan-2-yl)-2,2,5-trimethyl-1,3-dioxan-4-yl)-2,4,6,8-tetramethyldec-6-enylsulfonyl)benzo[d]thiazole
There total 10 articles about 2-((2S,4S,8S,E)-10-((4R,5S,6R)-6-((S)-1-(4-methoxybenzyloxy)propan-2-yl)-2,2,5-trimethyl-1,3-dioxan-4-yl)-2,4,6,8-tetramethyldec-6-enylsulfonyl)benzo[d]thiazole which
guide to synthetic route it.
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synthetic route:
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866367-89-7
2-((E)-(2S,4S,8S)-10-{(4R,5S,6R)-6-[(S)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-2,4,6,8-tetramethyl-dec-6-enylsulfanyl)-benzothiazole
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866367-92-2
2-((2S,4S,8S,E)-10-((4R,5S,6R)-6-((S)-1-(4-methoxybenzyloxy)propan-2-yl)-2,2,5-trimethyl-1,3-dioxan-4-yl)-2,4,6,8-tetramethyldec-6-enylsulfonyl)benzo[d]thiazole
- Guidance literature:
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With
ammonium heptamolybdate; dihydrogen peroxide; sodium acetate;
In
ethanol;
at 0 ℃;
for 4h;
DOI:10.1021/ol051512r
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866367-92-2
2-((2S,4S,8S,E)-10-((4R,5S,6R)-6-((S)-1-(4-methoxybenzyloxy)propan-2-yl)-2,2,5-trimethyl-1,3-dioxan-4-yl)-2,4,6,8-tetramethyldec-6-enylsulfonyl)benzo[d]thiazole
- Guidance literature:
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Multi-step reaction with 9 steps
1.1: pyridine
2.1: dimethylsulfoxide / 70 °C
3.1: 27 mg / DIBAL / toluene; hexane / 0.33 h / -78 °C
4.1: (-)-(Ipc)2BOTf; Et3N / CH2Cl2 / 3 h / 0 °C
4.2: 70 percent / CH2Cl2 / 1 h / 0 °C
5.1: Me4N(OAc)3BH; AcOH / acetonitrile / -20 °C
6.1: 78 mg / pyridinium p-toluenesulfonate / CH2Cl2 / 3 h
7.1: 82 percent / H2; W-2 Raney nickel / ethanol / 20 °C
8.1: 87 percent / PPh3; diisopropyl azodicarboxylate / tetrahydrofuran / 0 - 20 °C
9.1: 85 percent / (NH4)6Mo7O24*4H2O; NaOAc; aq. H2O2 / ethanol / 4 h / 0 °C
With
pyridine; ammonium heptamolybdate; di-isopropyl azodicarboxylate; W-2 Raney nickel; hydrogen; dihydrogen peroxide; sodium acetate; pyridinium p-toluenesulfonate; diisobutylaluminium hydride; acetic acid; (+)-diisopinocampheylborane trifluoromethanesulfonate; triethylamine; triphenylphosphine; tetramethylammonium triacetoxyborohydride;
In
tetrahydrofuran; ethanol; hexane; dichloromethane; dimethyl sulfoxide; toluene; acetonitrile;
8.1: Mitsunobu reaction;
DOI:10.1021/ol051512r
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866367-92-2
2-((2S,4S,8S,E)-10-((4R,5S,6R)-6-((S)-1-(4-methoxybenzyloxy)propan-2-yl)-2,2,5-trimethyl-1,3-dioxan-4-yl)-2,4,6,8-tetramethyldec-6-enylsulfonyl)benzo[d]thiazole
- Guidance literature:
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Multi-step reaction with 6 steps
1.1: (-)-(Ipc)2BOTf; Et3N / CH2Cl2 / 3 h / 0 °C
1.2: 70 percent / CH2Cl2 / 1 h / 0 °C
2.1: Me4N(OAc)3BH; AcOH / acetonitrile / -20 °C
3.1: 78 mg / pyridinium p-toluenesulfonate / CH2Cl2 / 3 h
4.1: 82 percent / H2; W-2 Raney nickel / ethanol / 20 °C
5.1: 87 percent / PPh3; diisopropyl azodicarboxylate / tetrahydrofuran / 0 - 20 °C
6.1: 85 percent / (NH4)6Mo7O24*4H2O; NaOAc; aq. H2O2 / ethanol / 4 h / 0 °C
With
ammonium heptamolybdate; di-isopropyl azodicarboxylate; W-2 Raney nickel; hydrogen; dihydrogen peroxide; sodium acetate; pyridinium p-toluenesulfonate; acetic acid; (+)-diisopinocampheylborane trifluoromethanesulfonate; triethylamine; triphenylphosphine; tetramethylammonium triacetoxyborohydride;
In
tetrahydrofuran; ethanol; dichloromethane; acetonitrile;
5.1: Mitsunobu reaction;
DOI:10.1021/ol051512r