472-61-7
- Product Name：Astaxanthin
- Molecular Formula：C40H52O4
- Purity：99%
- Molecular Weight：596.85
Product Details
pd_meltingpoint:215-216 °C
Appearance:Drak-purple solid
Factory Supply Industrial Grade Astaxanthin 472-61-7 with Best Price
- Molecular Formula:C40H52O4
- Molecular Weight:596.85
- Appearance/Colour:Drak-purple solid
- Melting Point:215-216 °C
- Refractive Index:1.4760 (estimate)
- Boiling Point:774 °C at 760 mmHg
- PKA:12.33±0.70(Predicted)
- Flash Point:435.8 °C
- PSA：74.60000
- Density:1.071 g/cm3
- LogP:8.90540
472-61-7 Relevant articles
Beitrag zur Analytik und Synthese von 3-Hydroxy-4-oxocarotinoiden
Mueller, Robert K.,Bernhard, Kurt,Mayer, Hans,Ruettimann, August,Vecchi, Max
, p. 1654 - 1664 (1980)
(3RS,3'RS)-Astaxanthin (=3,3'-dihydroxy-...
Synthetic method of astaxanthin
-
, (2021/10/05)
The invention provides a synthesis metho...
Method for preparing astaxanthin by oxidizing canthaxanthin
-
Paragraph 0042-0054, (2020/10/20)
The invention discloses a method for pre...
METHOD FOR PRODUCING OPTICALLY ACTIVE ASTAXANTHIN
-
, (2018/09/19)
PROBLEM TO BE SOLVED: To provide a metho...
Fast regeneration of carotenoids from radical cations by isoflavonoid dianions: Importance of the carotenoid keto group for electron transfer
Han, Rui-Min,Chen, Chang-Hui,Tian, Yu-Xi,Zhang, Jian-Ping,Skibsted, Leif H.
scheme or table, p. 126 - 132 (2010/05/11)
Electron transfer to radical cations of ...
472-61-7 Process route
-
- 5056-17-7,3049-35-2
2,7-dimethyl-2,4,6-octanetriene-1,8-dialdehyde
-
- 84592-32-5
3-methyl-5-(2,6,6-trimethyl-4-hydroxy-1-cyclohexene-3-carbonyl)-2,4-pentadiene-1-bromotriphenylphosphine
-
- 472-61-7
(3S,3'S)-astaxanthin
| Conditions | Yield |
|---|---|
|
With sodium methylate; In dichloromethane; at -20 ℃; for 5h; Reagent/catalyst; Solvent; Inert atmosphere;
|
96.8% |
-
- 696647-73-1
C12H20O4
-
![[(4E)-5-(4-hydroxy-2,6,6-trimethyl-3-oxo-1-cyclohexen-1-yl)-3-methyl-2,4-pentadienyl]-triphenylphosphonium bromide](/upload/2024/7/5162e4b4-bc08-4b49-9b69-c6c0aedd538b.png)
-
[(4E)-5-(4-hydroxy-2,6,6-trimethyl-3-oxo-1-cyclohexen-1-yl)-3-methyl-2,4-pentadienyl]-triphenylphosphonium bromide
-
- 472-61-7
(3S,3'S)-astaxanthin
| Conditions | Yield |
|---|---|
|
C12H20O4; [(4E)-5-(4-hydroxy-2,6,6-trimethyl-3-oxo-1-cyclohexen-1-yl)-3-methyl-2,4-pentadienyl]-triphenylphosphonium bromide; With sodium methylate; In methanol; at 0 ℃; for 2h;
With acetic acid; In methanol; water; at 20 - 75 ℃; for 20h; Heating / reflux;
|
83% |
472-61-7 Upstream products
-
5056-17-7
(2E,4E,6E)-2,7-dimethyl-2,4,6-octatrienedial
-
6094-35-5
3,4,3',4'-tetrahydroxy-β,β-carotene
-
696647-73-1
C12H20O4
-
7542-45-2
3,3'-dihydroxy-β,β-carotene-4,4'-dione
472-61-7 Downstream products
-
5794-22-9
astaxanthin dipalmitate
-
6094-35-5
3,4,3',4'-tetrahydroxy-β,β-carotene
-
1010099-33-8
C108H104O22
-
34026-74-9
astacene
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