54764
新黄质
≥90% (HPLC), antioxidant, solid
别名:
(3S, 3′S, 5 R, 5′R, 6 R, 6′S, 9′-顺式)-6,7-二脱氢-5′, 6′-环氧-5′, 6′-二氢-β, β-胡萝卜素-3,3′，5 (6 H)-三醇, 9′-顺式-新黄质
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关于此项目
经验公式（希尔记法）:
C40H56O4
化学文摘社编号:
分子量:
600.87
MDL number:
UNSPSC Code:
12352202
NACRES:
NA.32
产品名称
新黄质, ≥90% (HPLC)
SMILES string
C/C(C([H])=[C@]=C1[C@](C)(O)C[C@@H](O)CC1(C)C)=C\C=C\C(C)=C\C=C\C=C(C)\C=C\C=C(/C=C/[C@@]2(O3)[C@@]3(C)C[C@@H](O)CC2(C)C)C
InChI
1S/C40H56O4/c1-29(17-13-19-31(3)21-22-35-36(5,6)25-33(41)27-38(35,9)43)15-11-12-16-30(2)18-14-20-32(4)23-24-40-37(7,8)26-34(42)28-39(40,10)44-40/h11-21,23-24,33-34,41-43H,25-28H2,1-10H3/b12-11+,17-13+,18-14+,24-23+,29-15+,30-16+,31-19+,32-20+/t22?,33-,34-,38+,39+,40-/m0/s1
InChI key
PGYAYSRVSAJXTE-CLONMANBSA-N
assay
≥90% (HPLC)
form
solid
λ
in ethanol
UV absorption
λ: 435-439 nm Amax
storage temp.
−20°C
Quality Level
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相关类别
Application
新黄素可用作参考标准品，以采用高效液相色谱法（HPLC）测定三角褐指藻提取物的酚含量和抗氧化活性。
Biochem/physiol Actions
新黄素是一种等位叶黄素，并且是菠菜和大麦叶等植物中主要的类胡萝卜素之一。橄榄油中也可以找到微量的这种色素。新黄素以两种异构体存在，即反式-新黄素和9′-顺式-新黄素。它也是脱落酸的前体。它可通过提供一般抗氧化活性产生光保护作用。新黄素具有凋亡和抗增殖作用。
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Kranthi K Chebrolu et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 1001, 41-48 (2015-08-11)
A high-throughput, robust and reliable method for simultaneous analysis of five carotenoids, four chlorophylls and one tocopherol was developed for rapid screening large sample populations to facilitate molecular biology and plant breeding. Separation was achieved for 10 known analytes and
Saniye AkyÄ L et al.
Acta chimica Slovenica, 67(4), 1250-1261 (2021-02-04)
The effect of homogenization, ultrasound and microwave extraction methods and conditions on fucoxanthin content, total phenolic content and antioxidant activity of extracts obtained from Phaeodactylum tricornutum were investigated in this study. The solvent/biomass ratio was the most effective parameter on
F Bouvier et al.
European journal of biochemistry, 267(21), 6346-6352 (2000-10-13)
Neoxanthin, a precursor of the plant hormone abscisic acid, is an allenic xanthophyll recognized as the last product of carotenoid synthesis in green plants. A cDNA for neoxanthin synthase (NSY) was isolated from tomato using a molecular approach based on
Andrew A Pascal et al.
Nature, 436(7047), 134-137 (2005-07-08)
In order to maximize their use of light energy in photosynthesis, plants have molecules that act as light-harvesting antennae, which collect light quanta and deliver them to the reaction centres, where energy conversion into a chemical form takes place. The
Chiara Giossi et al.
Molecules (Basel, Switzerland), 25(20) (2020-10-15)
Light is a paramount parameter driving photosynthesis. However, excessive irradiance leads to the formation of reactive oxygen species that cause cell damage and hamper the growth of photosynthetic organisms. Xanthophylls are key pigments involved in the photoprotective response of plants
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