Technology Process of C52H70O7
There total 4 articles about C52H70O7 which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
titanium(IV) isopropylate; Cumene hydroperoxide; D-(-)-diisopropyl tartrate;
In
dichloromethane;
at -40 - -20 ℃;
optical yield given as %de;
Inert atmosphere;
Molecular sieve;
DOI:10.1021/jo201450s
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: n-butyllithium / tetrahydrofuran; hexane / 3 h / -78 °C / Inert atmosphere
1.2: -78 - 20 °C / Inert atmosphere
2.1: trifluoroacetic acid / dichloromethane / 0 - 20 °C / Inert atmosphere
3.1: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / dichloromethane / 3 h / 45 °C / Inert atmosphere
4.1: titanium(IV) isopropylate; Cumene hydroperoxide; D-(-)-diisopropyl tartrate / dichloromethane / -40 - -20 °C / Inert atmosphere; Molecular sieve
With
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; titanium(IV) isopropylate; n-butyllithium; Cumene hydroperoxide; D-(-)-diisopropyl tartrate; trifluoroacetic acid;
In
tetrahydrofuran; hexane; dichloromethane;
1.2: Wittig methylenation / 4.1: Sharpless asymmetric epoxidation;
DOI:10.1021/jo201450s
- Guidance literature:
-
Multi-step reaction with 3 steps
1: trifluoroacetic acid / dichloromethane / 0 - 20 °C / Inert atmosphere
2: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / dichloromethane / 3 h / 45 °C / Inert atmosphere
3: titanium(IV) isopropylate; Cumene hydroperoxide; D-(-)-diisopropyl tartrate / dichloromethane / -40 - -20 °C / Inert atmosphere; Molecular sieve
With
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; titanium(IV) isopropylate; Cumene hydroperoxide; D-(-)-diisopropyl tartrate; trifluoroacetic acid;
In
dichloromethane;
3: Sharpless asymmetric epoxidation;
DOI:10.1021/jo201450s