| 英文名称 | Rhein |
|---|---|
| 中文名称 | 大黄酸/1,8-二羟基-3-羧基蒽醌/4,5-二羟蒽醌-2-羧酸/4,5-二羟基-9,10-二氧-9,10-二氢蒽-2-羧酸 |
| CAS号 | 478-43-3 |
| 分子式 | C15H8O6 |
| 分子量 | 284.22 |
| 外观 | 橙黄色粉末 |
| 熔点 | 321-321.5 °C (sublm) |
| 沸点 | 597.8±50.0 °C | Condition: Press: 760 Torr |
| 酸度系数pKa | 3.17±0.20 | Condition: Most Acidic Temp: 25 °C |
| 英文名称 | Rhein |
|---|---|
| 中文名称 | 大黄酸/1,8-二羟基-3-羧基蒽醌/4,5-二羟蒽醌-2-羧酸/4,5-二羟基-9,10-二氧-9,10-二氢蒽-2-羧酸 |
| CAS号 | 478-43-3 |
| 分子式 | C15H8O6 |
| 分子量 | 284.22 |
| 外观 | 橙黄色粉末 |
| 熔点 | 321-321.5 °C (sublm) |
| 沸点 | 597.8±50.0 °C | Condition: Press: 760 Torr |
| 酸度系数pKa | 3.17±0.20 | Condition: Most Acidic Temp: 25 °C |
WKQ-0000151
中文名称：大黄酸
中文别名：1,8-二羟基-3-羧基蒽醌；4,5-二羟蒽醌-2-羧酸；4,5-二羟基-9,10-二氧-9,10-二氢蒽-2-羧酸
英文名称：Rhein
英文别名：2-Anthraquinonecarboxylic acid, 4,5-dihydroxy- (6CI);2-Anthroic acid, 9,10-dihydro-4,5-dihydroxy-9,10-dioxo- (8CI);9,10-Dihydro-4,5-dihydroxy-9,10-dioxo-2-anthracenecarboxylic acid;1,8-Dihydroxy-3-carboxyanthraquinone;1,8-Dihydroxyanthraquinone-3-carboxylic acid;4,5-Dihydroxy-2-anthraquinonecarboxylic acid;Cassic acid;Chrysazin-3-carboxylic acid;Monorhein;NSC 38629;Rheic acid;Rhein;Rheinic acid;Rhubarb yellow;
分子式：C15H8O6
分子量：284.22
CAS号：478-43-3
纯度：HPLC≥98%
熔点：321-321.5 °C (sublm)
沸点：597.8±50.0 °C | Condition: Press: 760 Torr
密度：1.687±0.06 g/cm3 | Condition: Temp: 20 °C Press: 760 Torr
酸系度数：3.17±0.20 | Condition: Most Acidic Temp: 25 °C
储存条件：-20℃，干燥、避光、密封
规格：5mg10mg20mg50mg100mg500mg1g2g等应客户需求包装
供应单位：四川省维克奇生物科技有限公司
供应电话：028-81700200/4008005713
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| Sanhuang Xiexin decoction ameliorates DSS-induced colitis in mice by regulating intestinal inflammation, intestinal barrier, and intestinal flora | ||
| 来源：SCI：JOURNAL OF ETHNOPHARMACOLOGY | 作者：Xueyuan Wu | 备注：影响因子：5.195 |
| 引用描述 | ||
All the medicinal materials were tested, and their quality met the relevant standards of the 2020 edition of the Chinese Pharmacopoeia. Standard reference compounds, including epiberberine (wkq20031807), coptisine (wkq20021306), palmatine (wkq20051201), berberine (wkq20032408), baicalin (wkq20010908), wogonoside (wkq20040108), baicalein (wkq20022608), wogonin (20030204), rhein (wkq20052209), aloe-emodin (wkq20032708), emodin (wkq20041308), chrysophanol (wkq20081705), and physcion (wkq20040101) were purchased from Weikeqi Biotechnology Co., Ltd (Chengdu, China). The purity of all standard products was higher than 98%. Chromatographic grade acetonitrile and formic acid were purchased from Thermo-Fisher (US). | ||
| Pharmacokinetic comparisons of major bioactive components after oral administration of raw and steamed rhubarb by UPLC-MS/MS | ||
| 来源：SCI：JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS | 作者：Jing Zhang | 备注：影响因子：2.983 |
| 引用描述 | ||
All the chemicals were from commercial sources and were analytical reagent or above. Aloe-emodin (110795–201308), emodin (110756–200110), and physcion (110758–200912) were purchased from National Institutes for Food and Drug Control (Beijing, China). Rhein (wkq17062803) was purchased from Sichuan Weikeqi Biological Technology Co. Ltd (Sichuan, China). Daidzein (MUST-16022713) used as internal standards (IS), was obtained from Chengdu Must Bio-Technology Co. Ltd (Chengdu, China). | ||
| Comprehensive Quantitative Analysis of 32 Chemical Ingredients of a Chinese Patented Drug Sanhuang Tablet | ||
| 来源：SCI：MOLECULES | 作者：Hau-Yee Fung | 备注：影响因子：2.861 |
| 引用描述 | ||
Reference standards of (1) loganic acid (Lot no. 131220); (5) scutellarin (130306); (8) apigetrin (130315); (11) baicalin (121128); (12) eriodictyol (130606); (13) quercetin (131120); (14) scutellarein (131219); (15) oroxyloside (121122); (17) wogonoside (131214); (18) baicalein (130119); (19) aloe-emodin (130425); (21) wogonin (140521) and (23) oroxylin A (130323) were provided by Chengdu Preferred Biotechnology Co. Ltd. (Chengdu, China). Reference compounds of (3) daidzin (131214); (4) sennoside B (130409); (6) luteoloside (130418); (7) sennoside A (130306); (9) rhaponticin (140604); (10) daidzein (130715); (16) physcion (140211); (20) rhein (131024); (22) chrysophanol (140219); (24) emodin (140422); (25) coptisine (130628); (26) epiberberine (130621); (27) jatrorrhizine hydrochloride (130318); (28) palmatine hydrochloride (130702) and (29) berberine hydrochloride (140314) were provided by Sichuan Weikeqi Biological Technology Co., Ltd. (Chengdu, China). Reference marker of (2) caffeic acid (130428) was provided by Chengdu Herbpurify Co., Ltd. (Chengdu, China). | ||
| Chemical profiling and quantification of ShenKang injection, a systematic quality control strategy using ultra high performance liquid chromatography with Q Exactive hybrid quadrupole orbitrap high-resolution accurate mass spectrometry | ||
| 来源：SCI：JOURNAL OF SEPARATION SCIENCE | 作者：Tanye Xu | 备注：影响因子：2.557 |
| 引用描述 | ||
SK injection samples were manufactured by Xi'an Shi Ji Sheng Kang Pharmaceutical industry (Xi'an, China). The samples were diluted by four times to inject. The reference standards aloe-emodin, rhein, emodin, chrysophanol, physcion and astragaloside IV were purchased from Chengdu Weikeqi Bio-technology (Sichuan, China). Gallic acid, chlorogenic acid, caffeic acid, ferulic acid, rosmarinic acid, ethyl ferulate, protocatechuic acid, protocatechu aldehyde, catechin, hydroxysafflor yellow A | ||
