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CasNo： 116947-92-3
The invention describes the preparation ...
(Chemical Equation Presented) (3R,3′R,6′...
(3R,3′R,6′R)-Lutein and (3R,3′R)-zeaxant...
Circular dichroism (CD) spectroscopy was...
(3R,6'R)-3-hydroxy-β,ε-caroten-3'-one
3'-epilutein
lutein
| Conditions | Yield |
|---|---|
|
With
sodium tetrahydroborate;
In
tetrahydrofuran; water;
at 0 ℃;
|
|
|
With
sodium tetrahydroborate;
|
1.8 mg 2.0 mg |
lutein
zeaxanthin
3'-epilutein
(3R,6'R)-3-hydroxy-3',4'-didehydro-β,γ-carotene
(3R,3'S,6'R,9Z)-4',5'-didehydro-5',6'-dihydro-β,β-carotene-3,3'-diol
| Conditions | Yield |
|---|---|
|
With
hydrogenchloride;
In
tetrahydrofuran; water;
at 20 ℃;
for 43h;
Further byproducts given;
|
lutein
(3R,6'R)-3-hydroxy-β,ε-caroten-3'-one
(3R,6'R)-3-hydroxy-β,ε-caroten-3'-one
zeaxanthin
lutein disuccinate
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