Technology Process of (2E,5R,6S,7Z,9E,12R)-12-(tert-butyldimethylsilyloxy)-13-[(6R)-4-methoxymethoxy-5,6-dihydropyran-2-one-6-yl]-6-[(4-methoxyphenyl)methoxy]-5-methyl-2,7,9-tridecatrien-1-ol
There total 12 articles about (2E,5R,6S,7Z,9E,12R)-12-(tert-butyldimethylsilyloxy)-13-[(6R)-4-methoxymethoxy-5,6-dihydropyran-2-one-6-yl]-6-[(4-methoxyphenyl)methoxy]-5-methyl-2,7,9-tridecatrien-1-ol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
pyridine hydrogenfluoride;
In
tetrahydrofuran;
at 0 ℃;
for 12h;
DOI:10.1021/ja048320w
- Guidance literature:
-
Multi-step reaction with 12 steps
1.1: 5.62 g / imidazole / dimethylformamide / 13.5 h / 0 °C
2.1: 100 percent / DIBAL-H / toluene / 2 h / -52 °C
3.1: BF3*Et2O / CH2Cl2 / 0.75 h / -78 °C
4.1: Dess-Martin periodinane / CH2Cl2 / 6.5 h / 0 °C
5.1: 7.95 g / aq. HF / acetonitrile / 8 h / 20 °C
6.1: 100 percent / Et2BOMe; NaBH4 / tetrahydrofuran; methanol / 8 h / -78 °C
7.1: aq. Zn(NO3)2; K2CO3 / methanol / 105 h / 0 °C
8.1: 143 mg / Et3N / CH2Cl2 / 0.5 h / -18 °C
9.1: 89 percent / imidazole / dimethylformamide / 11 h / 0 °C
10.1: Bu3SnH; azobisisobutyronitrile / benzene / 46 h / Heating
10.2: 697 mg / I2 / CH2Cl2 / 0.5 h / 0 °C
11.1: CuCl; PdCl2(MeCN)2 / dimethylsulfoxide / 10 h
12.1: 356 mg / HF*pyridine / tetrahydrofuran / 12 h / 0 °C
With
1H-imidazole; dichloro bis(acetonitrile) palladium(II); zinc(II) nitrate; sodium tetrahydroborate; 2,2'-azobis(isobutyronitrile); diethyl methoxy borane; boron trifluoride diethyl etherate; hydrogen fluoride; tri-n-butyl-tin hydride; diisobutylaluminium hydride; potassium carbonate; Dess-Martin periodane; pyridine hydrogenfluoride; triethylamine; copper(l) chloride;
In
tetrahydrofuran; methanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; toluene; acetonitrile; benzene;
3.1: Mukaiyama aldol reaction / 4.1: Dess-Martin oxidation / 6.1: Prasad's procedure / 11.1: Stille coupling;
DOI:10.1021/ja048320w
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: BF3*Et2O / CH2Cl2 / 0.75 h / -78 °C
2.1: Dess-Martin periodinane / CH2Cl2 / 6.5 h / 0 °C
3.1: 7.95 g / aq. HF / acetonitrile / 8 h / 20 °C
4.1: 100 percent / Et2BOMe; NaBH4 / tetrahydrofuran; methanol / 8 h / -78 °C
5.1: aq. Zn(NO3)2; K2CO3 / methanol / 105 h / 0 °C
6.1: 143 mg / Et3N / CH2Cl2 / 0.5 h / -18 °C
7.1: 89 percent / imidazole / dimethylformamide / 11 h / 0 °C
8.1: Bu3SnH; azobisisobutyronitrile / benzene / 46 h / Heating
8.2: 697 mg / I2 / CH2Cl2 / 0.5 h / 0 °C
9.1: CuCl; PdCl2(MeCN)2 / dimethylsulfoxide / 10 h
10.1: 356 mg / HF*pyridine / tetrahydrofuran / 12 h / 0 °C
With
1H-imidazole; dichloro bis(acetonitrile) palladium(II); zinc(II) nitrate; sodium tetrahydroborate; 2,2'-azobis(isobutyronitrile); diethyl methoxy borane; boron trifluoride diethyl etherate; hydrogen fluoride; tri-n-butyl-tin hydride; potassium carbonate; Dess-Martin periodane; pyridine hydrogenfluoride; triethylamine; copper(l) chloride;
In
tetrahydrofuran; methanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; acetonitrile; benzene;
1.1: Mukaiyama aldol reaction / 2.1: Dess-Martin oxidation / 4.1: Prasad's procedure / 9.1: Stille coupling;
DOI:10.1021/ja048320w