L9879
番茄红素
≥90%, from tomato
别名:
ψ,ψ-胡萝卜素, 2,6,10,14,19,23,27,31-八甲基-三十二烷-2,6,8,10,12,14,16,18,20,22,24,26,30-十三烯
生物来源
tomato
方案
≥90%
表单
powder
运输
dry ice
储存温度
−70°C
SMILES字符串
C\C(C)=C\CC\C(C)=C\C=C\C(C)=C\C=C\C(C)=C\C=C\C=C(C)\C=C\C=C(C)\C=C\C=C(/C)CC\C=C(\C)C
InChI
1S/C40H56/c1-33(2)19-13-23-37(7)27-17-31-39(9)29-15-25-35(5)21-11-12-22-36(6)26-16-30-40(10)32-18-28-38(8)24-14-20-34(3)4/h11-12,15-22,25-32H,13-14,23-24H2,1-10H3/b12-11+,25-15+,26-16+,31-17+,32-18+,35-21+,36-22+,37-27+,38-28+,39-29+,40-30+
InChI key
OAIJSZIZWZSQBC-GYZMGTAESA-N
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一般描述
应用
- 通过高效液相色谱(HPLC)测定其在肝、肾和肺组织中的浓度
- 激活前列腺癌细胞系中的尿激酶型纤溶酶原激活物受体(uPAR)
- 在拉曼光谱成像中检测和可视化其内分布。
生化/生理作用
包装
储存分类代码
11 - Combustible Solids
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
Is Product L9879, Lycopene, of the Trans or Cis stereoforms?
Based on the CAS number search in ACS database and the chemicals encyclopedia published by the Royal Society of Chemistry, this lycopene is an all-trans compound. The chemicals encyclopedia published by the Royal Society of Chemistry, 12th ed., Entry# 5650.
What is the method of preparation of Product L9879, Lycopene?
Details of the method of preparation are considered proprietary information. The last solvent that the lycopene comes into contact with is methanol. However, the material is dried extensively, so little, if any, methanol should be present.
How can Product L9879, Lycopene, be dissolved?
Lycopene dissolves in carbon disulfide (1 g/50 mL), boiling ether (1 g/3 L), boiling petroleum ether (1 g/12 L) or hexane at 0 °C (1 g/14 L). Lycopene is almost insoluble in methanol or ethanol, but is soluble in chloroform or benzene.
What is the solution stability of Product L9879, Lycopene?
A solution prepared under argon, protected from light and stored at -20 °C is stable for up to 48 hours. It is recommended to prepare solutions fresh each time and to prepare immediately before use.
How can I assess the condition of Product L9879, Lycopene, from its appearance?
We advise against using the product if it becomes speckled or has a "salt and pepper" appearance. An acceptable range of colors is from dark purple to reddish brown to brown.
What is the extinction coefficient of Lycopene, Product L9879?
Extinction Coefficients: For samples dissolved in petroleum ether, E1% = 3450 (at 472 nm), 2250 (at 446 nm) and 3150 (at 505 nm).
How do I find price and availability?
There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 or view local office numbers.
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
My question is not addressed here, how can I contact Technical Service for assistance?
Ask a Scientist here.
商品
肝脏中胆固醇的合成量由饮食中的胆固醇水平来严格调节。LDL受体调节富含脂质的低密度脂蛋白（LDL）颗粒的细胞转运。
Cholesterol synthesis regulation by dietary levels, LDL receptors control lipid-rich LDL particle transport in cells.
Antioxidants protect biological systems from oxidative damage produced by oxygen-containing free radicals and from redoxactive transition metal ions such as iron, copper, and cadmium.
抗氧化剂可保护生物系统免受含氧自由基和氧化还原过渡金属离子（如铁、铜和镉）引起的氧化损伤。
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