Technology Process of [(4-{[((1R,3S,6S,8S,8aS)-6-Azido-6-cyclohex-1-enylmethyl-1-ethyl-8-methoxy-5-oxo-octahydro-indolizine-3-carbonyl)-amino]-methyl}-phenyl)-imino-methyl]-carbamic acid benzyl ester
There total 13 articles about [(4-{[((1R,3S,6S,8S,8aS)-6-Azido-6-cyclohex-1-enylmethyl-1-ethyl-8-methoxy-5-oxo-octahydro-indolizine-3-carbonyl)-amino]-methyl}-phenyl)-imino-methyl]-carbamic acid benzyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 14 steps
1.1: LiHMDS / tetrahydrofuran / -78 °C
1.2: 92 percent / tetrahydrofuran / -78 °C
2.1: Dibal-H / toluene / -78 °C
3.1: Et3N; DMAP / CH2Cl2
4.1: 95 percent / BF3*OEt2 / CH2Cl2 / -78 °C
5.1: 99 percent / H2 / 10 percent Pd/C / ethyl acetate / 760 Torr
6.1: B-bromocatecholborane / CH2Cl2
7.1: toluene / Heating
8.1: 80 percent / KH / tetrahydrofuran
9.1: t-BuLi / tetrahydrofuran / -78 °C
9.2: 72 percent / tetrahydrofuran / -78 °C
10.1: t-BuLi / tetrahydrofuran / -78 °C
10.2: 78 percent / Trisyl-N3 / tetrahydrofuran / -78 °C
11.1: 80 percent / TBAF / tetrahydrofuran
12.1: NaClO2; NaH2PO4 / H2O; 2-methyl-propan-2-ol
13.1: 50 percent / BOP; i-Pr2NEt / CH2Cl2
With
dmap; sodium chlorite; sodium dihydrogenphosphate; boron trifluoride diethyl etherate; bromocatecholborane; tetrabutyl ammonium fluoride; hydrogen; tert.-butyl lithium; potassium hydride; diisobutylaluminium hydride; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine; lithium hexamethyldisilazane;
palladium on activated charcoal;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; toluene; tert-butyl alcohol;
12.1: Swern oxidation;
DOI:10.1016/S0960-894X(02)00612-1
- Guidance literature:
-
Multi-step reaction with 13 steps
1.1: Dibal-H / toluene / -78 °C
2.1: Et3N; DMAP / CH2Cl2
3.1: 95 percent / BF3*OEt2 / CH2Cl2 / -78 °C
4.1: 99 percent / H2 / 10 percent Pd/C / ethyl acetate / 760 Torr
5.1: B-bromocatecholborane / CH2Cl2
6.1: toluene / Heating
7.1: 80 percent / KH / tetrahydrofuran
8.1: t-BuLi / tetrahydrofuran / -78 °C
8.2: 72 percent / tetrahydrofuran / -78 °C
9.1: t-BuLi / tetrahydrofuran / -78 °C
9.2: 78 percent / Trisyl-N3 / tetrahydrofuran / -78 °C
10.1: 80 percent / TBAF / tetrahydrofuran
11.1: NaClO2; NaH2PO4 / H2O; 2-methyl-propan-2-ol
12.1: 50 percent / BOP; i-Pr2NEt / CH2Cl2
With
dmap; sodium chlorite; sodium dihydrogenphosphate; boron trifluoride diethyl etherate; bromocatecholborane; tetrabutyl ammonium fluoride; hydrogen; tert.-butyl lithium; potassium hydride; diisobutylaluminium hydride; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine;
palladium on activated charcoal;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; toluene; tert-butyl alcohol;
11.1: Swern oxidation;
DOI:10.1016/S0960-894X(02)00612-1
- Guidance literature:
-
Multi-step reaction with 12 steps
1.1: Et3N; DMAP / CH2Cl2
2.1: 95 percent / BF3*OEt2 / CH2Cl2 / -78 °C
3.1: 99 percent / H2 / 10 percent Pd/C / ethyl acetate / 760 Torr
4.1: B-bromocatecholborane / CH2Cl2
5.1: toluene / Heating
6.1: 80 percent / KH / tetrahydrofuran
7.1: t-BuLi / tetrahydrofuran / -78 °C
7.2: 72 percent / tetrahydrofuran / -78 °C
8.1: t-BuLi / tetrahydrofuran / -78 °C
8.2: 78 percent / Trisyl-N3 / tetrahydrofuran / -78 °C
9.1: 80 percent / TBAF / tetrahydrofuran
10.1: NaClO2; NaH2PO4 / H2O; 2-methyl-propan-2-ol
11.1: 50 percent / BOP; i-Pr2NEt / CH2Cl2
With
dmap; sodium chlorite; sodium dihydrogenphosphate; boron trifluoride diethyl etherate; bromocatecholborane; tetrabutyl ammonium fluoride; hydrogen; tert.-butyl lithium; potassium hydride; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine;
palladium on activated charcoal;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; toluene; tert-butyl alcohol;
10.1: Swern oxidation;
DOI:10.1016/S0960-894X(02)00612-1