lenovo:
中文名稱:土霉素
英文名稱:Oxytetracycline
英文別名: 2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-, (4S,4aR,5S,5aR,6S,12aS)-
分子式:C22H24N2O9
分子量:460.43
CAS號(hào):79-57-2
純度: HPLC≥98%
Melting Point (Experimental)Value:熔點(diǎn) 184-185 °C
Boiling Point (Predicted)Value: 沸點(diǎn)839.6±65.0 °C | Condition: Press: 760 Torr
Density (Experimental)Value: 密度1.634 g/cm3 | Condition: Temp: 20 °C
pKa (Predicted)Value:值 4.50±1.00 | Condition: Most Acidic Temp: 25 °C
儲(chǔ)存條件: 2-8°C,干燥、避光、密封
規(guī)格: 20mg 50mg 100mg 500mg 1g 2g等應(yīng)客戶需求包裝.
供應(yīng)商: 四川省維克奇生物科技有限公司.
四川省維克奇生物和*成都生物研究所建立的聯(lián)合實(shí)驗(yàn)室,生產(chǎn)中藥類標(biāo)準(zhǔn)品和天然植物有效單體,主打中藥對(duì)照品/標(biāo)準(zhǔn)品/天然植物有效單體,化學(xué)合成,抗生素三大板塊。公司推出平貝系列、丹參系列、龍膽系列、蟲草系列等,敬請(qǐng)關(guān)注!
新批次有現(xiàn)貨,。
wkq-00663 | 異嗪皮啶(異秦皮啶,異秦皮定、異榛皮定) | Isofraxidin | 486-21-5 | C11H10O5 | 222.19 | HPLC≥98% 20mg/支 |
wkq-00420 | 奇壬醇(奇任醇) | Kirenol | 52659-56-0 | C20H34O4 | 338.48 | HPLC≥98% 20mg/支 |
wkq-00418 | 漆黃素(非瑟素,漆黃酸,紫鉚素,非瑟酮,3,3',4',7-四羥基黃酮) | Sodium Aescinate | 528-48-3 | C15H10O6 | 286.24 | HPLC≥98% 20mg/支 |
wkq-00444 | 秋水仙堿(秋水仙素) | 20575-57-9 | 64-86-8 | C22H25NO6 | 399.44 | HPLC≥98% 20mg/支 |
wkq-00419 | 齊墩果酸(土當(dāng)歸酸,齊墩果醇酸,丁香油素) | Oleanic acid | 508-02-1 | C30H48O3 | 456.71 | HPLC≥98% 20mg/支 |
wkq-01385 | 齊墩果酮酸 | Oleanonic acid | 17990-42-0 | C30H46O3 | 454.68 | HPLC≥99% 20mg/支 |
wkq-00500 | 山楂酸(2Α-羥基齊墩果酸、馬斯里酸) | Maslinic acid | 4373-41-5 | C30H48O4 | 472.7 | HPLC≥98% 20mg/支 |
wkq-01918 | 3β-乙?;R墩果酸 |
| 4339-72-4 | C32H50O4 | 498.74 | HPLC≥90% 5mg/支 |
wkq-00484 | 瑞香素(祖師麻甲素,7,8-二羥基香豆素,二羥香豆素,瑞香內(nèi)酯) | Daphnetin | 486-35-1 | C9H6O4 | 178.14 | HPLC≥98% 20mg/支 |
wkq-01694 | 林生續(xù)斷苷I | Sylvestroside I | 71431-22-6 | C33H48O19 | 748.72 | HPLC≥97% 10mg/支 |
wkq-01727 | 愈創(chuàng)木素 | Guaiacin | 36531-08-5 | C20H24O4 | 328.40 | HPLC≥99% 5mg/支 |
wkq-00457 | 人參二醇(人參萜二醇) | Panaxadio | 19666-76-3 | C30H52O3 | 460.73 | HPLC≥98% 20mg/支 |
wkq-00458 | 人參三醇 | Panaxatriol | 32791-84-7 | C30H52O4 | 476.73 | HPLC≥98% 20mg/支 |
wkq-00036 | R型人參皂苷Rg3(人參皂甙Rg3,20(R型)人參皂苷Rg3 ) | 20(R)Ginsenoside Rg3 | 38243-03-7 | C42H72O13 | 785.02 | HPLC≥98% 20mg/支 |