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Merck

40395

Sigma-Aldrich

α-Carotene

≥95.0% (HPLC)

Synonim(y):

(+)-α-Carotene

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About This Item

Wzór empiryczny (zapis Hilla):
C40H56
Numer CAS:
Masa cząsteczkowa:
536.87
Beilstein:
3227603
Numer MDL:
Kod UNSPSC:
12352202
Identyfikator substancji w PubChem:
NACRES:
NA.32

Poziom jakości

Próba

≥95.0% (HPLC)

Postać

powder

czystość optyczna

enantiomeric excess: ≥95.0%

mp

183-185 °C

λ

2 % in methylene chloride (in hexane)

absorpcja UV

λ: 445-449 nm Amax

temp. przechowywania

−20°C

ciąg SMILES

CC(/C=C/[C@H]1C(C)=CCCC1(C)C)=C\C=C\C(C)=C\C=C\C=C(C)\C=C\C=C(\C=C\C2=C(C)CCCC2(C)C)C

InChI

1S/C40H56/c1-31(19-13-21-33(3)25-27-37-35(5)23-15-29-39(37,7)8)17-11-12-18-32(2)20-14-22-34(4)26-28-38-36(6)24-16-30-40(38,9)10/h11-14,17-23,25-28,37H,15-16,24,29-30H2,1-10H3/b12-11+,19-13+,20-14+,27-25+,28-26+,31-17+,32-18+,33-21+,34-22+/t37-/m0/s1

Klucz InChI

ANVAOWXLWRTKGA-NTXLUARGSA-N

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Opis ogólny

Carotenoids are natural products used in the food, animal feed, nutraceutical, and pharmaceutical industries. α-Carotene, a carotenoid with one β-ring and one ε-ring, is commonly present in the food. Orange carrots show a high concentration of α-carotene.

Zastosowanie

α-Carotene may be used as a standard in high-performance liquid chromatography (HPLC) for carotenoid quantification in Corynebacterium glutamicum.

Działania biochem./fizjol.

α-Carotene exhibits provitamin A activity. It can act as an efficient inhibitor than β-carotene on certain growth factors, like N-myc activity. α-Carotene serves as a good biomarker for fruit and vegetable consumption. High serum concentrations of α-carotene are associated with lower cardiovascular disease (CVD) mortality.
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Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 3

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable


Certyfikaty analizy (CoA)

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Slide 1 of 7

1 of 7

Li-En Yang et al.
Journal of integrative plant biology, 56(9), 902-915 (2014-06-20)
Carotene hydroxylases catalyze the hydroxylation of α- and β-carotene hydrocarbons into xanthophylls. In red algae, β-carotene is a ubiquitously distributed carotenoid, and hydroxylated carotenoids such as zeaxanthin and lutein are also found. However, no enzyme with carotene hydroxylase activity had
Overview of the Role of Antioxidant Vitamins as Protection Against Cardiovascular Disease: Implications for Aging
Aging null
Louise M Canfield et al.
European journal of nutrition, 42(3), 133-141 (2003-06-18)
Carotenoids in serum vary between countries and within populations with evidence suggesting a qualitative relationship to diet. Breast milk carotenoids furnish a source of vitamin A and potentially provide immunoprotection and other health benefits for infants. There have been numerous
Sebastiaan Bijttebier et al.
Journal of chromatography. A, 1332, 46-56 (2014-02-19)
Aim of study was to find the most suitable LC column for generic carotenoid screening. To represent the diversity of carotenoids in nature and to optimize chromatographic separation, a set of carotenoid standards was carefully chosen to account for the
K J Yeum et al.
The American journal of clinical nutrition, 64(4), 594-602 (1996-10-01)
Plasma carotenoid responses were determined in 36 healthy men and women before and after being fed controlled diets with a moderate amount of fat (26% of total energy) and a high carotenoid content (approximately 16 mg/d) for two 15-d periods.

Protokoły

HPLC Analysis of Carotene Compounds on Ascentis® RP-Amide

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