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Documentos Principais

40395

Sigma-Aldrich

α-Carotene

≥95.0% (HPLC)

Sinônimo(s):

(+)-α-Carotene

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About This Item

Fórmula empírica (Notação de Hill):
C40H56
Número CAS:
Peso molecular:
536.87
Beilstein:
3227603
Número MDL:
Código UNSPSC:
12352202
ID de substância PubChem:
NACRES:
NA.32

Nível de qualidade

Ensaio

≥95.0% (HPLC)

Formulário

powder

pureza óptica

enantiomeric excess: ≥95.0%

pf

183-185 °C

λ

2 % in methylene chloride (in hexane)

Absorção UV

λ: 445-449 nm Amax

temperatura de armazenamento

−20°C

cadeia de caracteres 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

chave InChI

ANVAOWXLWRTKGA-NTXLUARGSA-N

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Descrição geral

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.

Aplicação

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

Ações bioquímicas/fisiológicas

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.

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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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
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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
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Journal of chromatography. A, 1332, 46-56 (2014-02-19)
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Protocolos

HPLC Analysis of Carotene Compounds on Ascentis® RP-Amide

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