32993
斑蝥黄（反式）
analytical standard
别名:
β-胡萝卜素-4,4′-二酮, E 161g
生物来源
synthetic
质量水平
等级
analytical standard
方案
≥95.0%
表单
solid
保质期
limited shelf life, expiry date on the label
技术
HPLC: suitable
gas chromatography (GC): suitable
颜色
brown to very dark red-brown
mp
201.6-201.7 °C
应用
food and beverages
包装形式
neat
储存温度
−20°C
SMILES字符串
CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1=C(C)C(=O)CCC1(C)C)\C=C\C=C(C)\C=C\C2=C(C)C(=O)CCC2(C)C
InChI
1S/C40H52O2/c1-29(17-13-19-31(3)21-23-35-33(5)37(41)25-27-39(35,7)8)15-11-12-16-30(2)18-14-20-32(4)22-24-36-34(6)38(42)26-28-40(36,9)10/h11-24H,25-28H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,24-22+,29-15+,30-16+,31-19+,32-20+
InChI key
FDSDTBUPSURDBL-DKLMTRRASA-N
正在寻找类似产品? 访问 产品对比指南
一般描述
角黄素是一种双酮类类胡萝卜素，属于类胡萝卜素，它是存在于多种生物体中的强效抗氧化剂。角黄素的潜在抗氧化行为是由于其结构中存在共轭双键。它负责动物的成熟表现以及动植物组织中活性氧的清除。
应用
有关合适仪器技术的更多信息，请参考产品分析证书。如需进一步支持，请联系技术服务部门。
（反式）角黄素可作为分析参考标准，用于通过高效液相色谱（HPLC）技术测定新土壤迪茨氏菌和红珊瑚(Corallium rubrum) 样品中的分析物。
其他说明
在我们的NMR在线平台ChemisTwin®上可以找到本品对应的数字化标准物质。您可使用ChemisTwin®上的数字等效品鉴定您的样品并进行定量分析（使用数字化外标）。可查看该物质的NMR谱图，只需点击几次鼠标，就能进行在线样品比对。欢迎点击了解更多，开启免费试用之旅。
储存分类代码
11 - Combustible Solids
WGK
nwg
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
Mark A Scaife et al.
Bioresource technology, 111, 276-281 (2012-02-23)
Canthaxanthin has a substantial commercial market in aquaculture, poultry production, and cosmetic and nutraceutical industries. Commercial production is dominated by chemical synthesis; however, changing consumer demands fuel research into the development of biotechnology processes. Highly productive microbial systems to produce
Chamila Nimalaratne et al.
Journal of agricultural and food chemistry, 60(51), 12547-12552 (2012-12-05)
Xanthophylls are a class of bioactive compounds known to play an important role in preventing age-related macular degeneration. Egg yolk is a rich source of highly bioavailable xanthophylls including lutein and zeaxanthin. The effects of domestic cooking methods (boiling, frying
Qiong Cheng et al.
Methods in molecular biology (Clifton, N.J.), 892, 143-158 (2012-05-25)
Escherichia coli is a non-carotenogenic bacterium that could synthesize farnesyl pyrophosphate precursor through the isoprenoid pathway. Carotenoid production in E. coli requires heterologous expression of carotenoid synthesis genes. The carotenoid synthesis operons are assembled from genes isolated from carotenogenic bacterial
Arno Hueber et al.
Ophthalmic research, 46(2), 103-106 (2011-02-25)
To describe the long-term outcome of canthaxanthin retinopathy. We identified 13 patients with small golden particles near the macular region among a group of 35 patients with known consumption of canthaxanthin somewhen between 1983 and 1988. One long-term follow-up examination
Georges Choubert et al.
Journal of the science of food and agriculture, 91(6), 1075-1082 (2011-02-11)
The storage life of frozen salmonids is often limited primarily by oxidation and flesh discolouration due to carotenoid degradation. The objective of this research was to determine the carotenoid changes and therefore the muscle colour modifications during 6 months of
我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
联系客户支持