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- 英文名：
Theaflavin
- 库存：
999
- 供应商：
仕诺达生物
- CAS号：
4670-05-7
- 规格：
10mg，分析标准品,HPLC≥98%（多种规格可选）/20mg，分析标准品,HPLC≥98%
| 规格： | 10mg，分析标准品,HPLC≥98%（多种规格可选） | 产品价格： | ￥800.0 |
|---|---|---|---|
| 规格： | 20mg，分析标准品,HPLC≥98% | 产品价格： | ￥1400.0 |
简介
茶黄素具有许多重要的性质和健康效益。茶黄素还具有抗炎、抗菌和抗癌的特性，可以改善心脏健康，降低胆固醇和血糖水平，增强免疫系统。
茶黄素的制取方法主要是从茶叶中提取。将茶叶进行粉碎，并使用合适的溶剂（如水或有机溶剂）进行提取。然后，通过蒸馏、浓缩和纯化等步骤，分离和纯化得到茶黄素。
茶黄素的安全性，一般认为它是相对安全的，但仍需在适量的摄入范围内使用。高剂量的茶黄素摄入可能导致一些不良反应，如消化不良、头痛、失眠等。对于孕妇、哺乳期妇女和某些特定的疾病患者，
| 中文名 | 茶黄素 |
| 英文名 | 5H-Benzocyclohepten-5-one, 1,8-bis[(2R,3R)-3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-2-yl]-3,4,6-trihydroxy- |
| 别名 | 茶黄素 茶黄素(TF) 茶黄素(标准品) 茶黄素(TF1) 茶黄素, 来源于绿茶 3,4,6-三羟基-1,8-双(3Α,5,7-三羟基-2Α-苯并二氢吡喃基)-5H-苯并环烯-5-酮 3,4,5-三羟基-1,8-双[(2R,3R)-3,5,7-三羟基-2-苯并二氢吡喃基]-6-苯并[7]环烯酮 3,4,6-三羟基-1,8-双((2R,3R)-3,5,7-三羟基苯并二氢吡喃-2-基)-5H-苯并[7]环烯-5-酮 |
| 英文别名 | THEAFLAVIN Theaflavin Theaflavins Theaflavine THEAFLAVINE Theaflavin 1 6-trihydroxy- (-)-Theaflavin 1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-5h-benzocyclohepten-5-one 5h-benzocyclohepten-5-one,1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-3, 5H-Benzocyclohepten-5-one,3,4,6-trihydroxy-1,8-bis(3a,5,7-trihydroxy-2a-chromanyl)- 3,4,6-Trihydroxy-1,8-bis(3,4-dihydro-3α,5,7-trihydroxy-2H-1-benzopyran-2α-yl)-5H-benzocycloheptene-5-one 6,8,9-trihydroxy-3,11-bis[(2S,3R)-3,5,7-trihydroxychroman-2-yl]bicyclo[5.4.0]undeca-1,3,6,8,10-pentaen-5-one 5H-Benzocyclohepten-5-one, 1,8-bis[(2R,3R)-3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-2-yl]-3,4,6-trihydroxy- 5H-Benzocyclohepten-5-one,1,8-bis(3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-2-yl)-3,4,6-trihydroxy-,[2R-[2a(2R*,3R*),3a]]- |
| CAS | 4670-05-7 |
| 化学式 | C29H24O12 |
| 分子量 | 564.49 |
| 密度 | 1.777±0.06 g/cm3(Predicted) |
| 熔点 | 237-240 °C (decomp)(Solv: water (7732-18-5)) |
| 沸点 | 1079.6±65.0 °C(Predicted) |
| 闪点 | 336.5°C |
| 溶解度 | DMSO (微溶) 、甲醇 (微溶) |
| 酸度系数 | 6.65±0.20(Predicted) |
| 存储条件 | -20°C |
| 外观 | 整洁 |
| 颜色 | Red to Very Dark Red |
| 物化性质 | 来源于茶叶发酵的产物 |
| MDL号 | MFCD03427500 |
核磁图谱：
计算化学数据：
- 分子量：564.49366g/mol
- 化合物是否规范：True
- 疏水参数计算参考值（XLogP3-AA）：2.4
- 准确质量：564.12677620
- 同位素质量：564.12677620
- 复杂度：1060
- 可旋转化学键数量：2
- 氢键供体数量：9
- 氢键受体计数：12
- 拓扑极表面积：218
- 重原子数量：41
- 确定原子立构中心数量：4
- 不确定原子立构中心数量：0
- 确定化学键立构中心数量：0
- 不确定化学键立构中心数量：0
- 同位素原子计数：0
- 共价键单元数量：1
- CACTVS Substructure Key Fingerprint：AAADceB4PAAAAAAAAAAAAAAAAAAAAAAAAAA0aMECBAAAAACRUAAAGgAACAAADBSgmAIwBoAABgCIAqBSAAICCAAkIAAAiAFGiMgNNzaGNRqCeWGl4BULuYfK7PzOoAADCAAYQABAAAYQADCAAAAAAAAAAA==
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文献和实验1. 吴满霞 钟国花 何四海 等. "皖海红美人"红茶生产加工技术初探[J]. 茶业通报 2020(2):81-84.
2. 潘顺顺 赖幸菲 孙伶俐 黎秋华 向丽敏 孙世利.不同季节翠玉品种3大茶类生化成分及抗氧化活性研究[J].食品研究与开发 2017 38(09):22-27.
3. 黎秋华 赖幸菲 向丽敏 等. 不同树龄英红九号红茶的生化成分差异分析[J]. 食品研究与开发 2018.
4. 代淑华, 江清林, 辛华,等. 茶黄素和脑血通口服液治疗大鼠动脉粥样硬化的实验研究[J]. 安徽医科大学学报, 2013(10):1198-1201.
5. 赖幸菲, 孙世利, 李裕南,等. 金萱品种夏暑茶类的生化成分分析及其抗氧化活性研究[J]. 食品工业科技, 2015, 36(021):73-77.
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8. Hua, Jinjie, et al. "Influence of enzyme source and catechins on theaflavins formation during in vitro liquid-state fermentation." LWT 139 (2021): 110291
9. Qu, Fengfeng, et al. "Comparison of the Effects of Green and Black Tea Extracts on Na+/K+‐ATPase Activity in Intestine of Type 1 and Type 2 Diabetic Mice." Molecular nutrition & food research 63.17 (2019): 1801039
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23. [IF=4.171] Xin-Xian Xu et al."Theaflavin protects chondrocytes against apoptosis and senescence via regulating Nrf2 and ameliorates murine osteoarthritis.."Food Funct. 2021 Mar;12(4):1590-1602
24. [IF=3.701] Lingling Tai et al."Anti-hyperuricemic effects of three theaflavins isolated from black tea in hyperuricemic mice."J Funct Foods. 2020 Mar;66:103803
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技术资料