| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 座果酸 | —— | 32791-87-0 | C9H9ClNaO4 |
| 座果酸 | 2-hydroxymethyl-4-chlorophenyloxyacetic acid | 6386-63-6 | C9H9ClO4 |
| 帚天人菊素C | (+/-)-fastigilin C | 6995-12-6 | C20H24O6 |
| 帚天人菊素B | Fastigilin B | 6995-11-5 | C20H26O6 |
| 左醋美沙朵乙酸酯盐酸盐 | levomethadyl acetate hydrochloride | 43033-72-3 | C23H31NO2*ClH |
| 左西替利杂质B | (R)-De(carboxymethoxy) Cetirizine Acetic Acid Hydrochloride | 942132-30-1 | C19H22Cl2N2O2 |
| 左西替利嗪杂质20 | 2-[2-[4-(diphenylmethyl)-1-piperazinyl]ethoxy]-acetic acid | 83881-53-2 | C21H26N2O3 |
| 左西替利嗪杂质17 | 2-[4-[(2-chlorophenyl)-(3-chlorophenyl)methyl]piperazin-1-yl]ethanol;hydron;dichloride | —— | C19H24Cl4N2O |
| 左西替利嗪N-苄基酰胺 | levocetirizine N-benzyl amide | 1150310-68-1 | C28H32ClN3O2 |
| 左西替利嗪 | levocetirizine | 130018-77-8 | C21H25ClN2O3 |
| 左西孟旦杂质ZXMT-7 | (5S)-6-(4-aminophenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one | 101328-84-1 | C11H13N3O |
| 左西孟旦杂质15 | 6-(4-ethylamino-phenyl)-5-methyl-4,5-dihydro-2<i>H</i>-pyridazin-3-one | 52240-42-3 | C13H17N3O |
| 左西孟旦杂质10 | 6-(4-hydroxyphenyl)-(5R)-methyl-4,5-dihydro-3(2H)-pyridazinone | 134678-47-0 | C11H12N2O2 |
| 左西孟旦 | simendan | 131741-08-7 | C14H12N6O |
| 左西孟坦杂质27 | 6-(4-hydroxyphenyl)-5-methyl-4,5-dihydro-2H-pyridazin-3-one | 103416-88-2 | C11H12N2O2 |
| 左莫普洛尔 | (S)-(-)-moprolol | 77164-20-6 | C13H21NO3 |
| 左苯恶啶 | Levoxadrol | 4792-18-1 | C20H23NO2 |
| 左苯丙胺 | l-amphetamine | 156-34-3 | C9H13N |
| 左芬氟拉明 | (R)-fenfluramine | 37577-24-5 | C12H16F3N |
| 左芬啡烷 | 17-phenacyl-morphinan-3-ol | 10061-32-2 | C24H27NO2 |
| 左色满卡林 | Levcromakalim | 94535-50-9 | C16H18N2O3 |
| 左舒必利 | (S)-(-)-sulpiride | 23672-07-3 | C15H23N3O4S |
| 左羟丙哌嗪杂质 | (S)-(-)-Dropropizine N-Oxide | 152237-40-6 | C13H20N2O3 |
| 左羟丙哌嗪 | dextrodropropizine | 99291-24-4 | C13H20N2O2 |
| 左羟丙哌嗪 | levodropropizine | 99291-25-5 | C13H20N2O2 |
| 左美洛昔芬 | ormeloxifene | 78994-23-7 | C30H35NO3 |
| 左美沙酮 | levomethadone | 125-58-6 | C21H27NO |
| 左美沙芬 | levomethorphan | 125-70-2 | C18H25NO |
| 左美吗嗪盐酸盐 | levomepromazine hydrochloride | 4185-80-2 | C19H24N2OS*ClH |
| 左美吗嗪 | levomepromazine | 60-99-1 | C19H24N2OS |
| 左甲状腺素钠杂质D | 3,5,3',5'-Tetraiodo thyroacetamide | 176258-88-1 | C14H9I4NO3 |
| 左甲状腺素钠杂质12 | <i>N</i>-acetyl-3,5-diiodo-thyronine | 93315-06-1 | C17H15I2NO5 |
| 左甲状腺素钠杂质10 | <i>N</i>-acetyl-3,5-diiodo-<i>O</i>'-methyl-L-thyronine | 886203-79-8 | C18H17I2NO5 |
| 左甲状腺素钠原料异构体 | (R)-4'-hydroxy-3',5'-diiodophenylglycine | 792892-61-6 | C8H7I2NO3 |
| 左炔诺孕酮杂质T(EP) | 13β-ethyl-3-methoxy-17α-ethynyl-gona-2,5(10)-dien-17β-ol | 14507-51-8 | C22H30O2 |
| 左炔诺孕酮杂质C | Levonorgestrel Impurity C | 1337972-89-0 | C23H28O |
| 左炔诺孕酮杂质A | 59Lxr6H1IT | 1260525-53-8 | C21H26O2 |
| 左炔诺孕酮杂质 | 17beta-hydroxy-18-methyl-4-estren-3-one | 793-55-5 | C19H28O2 |
| 左炔诺孕酮丁酸酯 | levonorgestrel 17β-butyrate | 86679-33-6 | C25H34O3 |
| 左炔诺孕酮 | levonorgestrel | 797-63-7 | C21H28O2 |
| 左洛非西定 | (-)-Lofexidine | 81447-78-1 | C11H12Cl2N2O |
| 左洛啡烷 | levallorphan | 152-02-3 | C19H25NO |
| 左法哌酯盐酸盐 | Levophacetoperane hydrochloride | 23257-56-9 | C14H20ClNO2 |
| 左法哌酯 | Levofacetoperane | 24558-01-8 | C14H19NO2 |
| 左氯替西汀酰胺杂质盐酸盐 | (R)-2-(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetamide | 909779-33-5 | C21H26ClN3O2 |
| 左氧那地沙星 | (S)-(-)-nadifloxacin | 154357-42-3 | C19H21FN2O4 |
| 左氧氟环合酯 | (-)-ethyl 9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido<1,2,3-de><1,4>benzoxazine-6-carboxylate | 106939-34-8 | C15H13F2NO4 |
| 左氧氟沙星酰基-beta-D-葡糖苷酸 | Levofloxacin Glucuronide | 160962-46-9 | C24H28FN3O10 |
| 左氧氟沙星相关物质C | ofloxacine ethyl ester | 177472-30-9 | C20H24FN3O4 |
| 左氧氟沙星标准品8-S | (-)-(S)-3-methyl-10-fluoro-2,3-dihydro-9-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-[1,4]benzoxazine-6-carboxylic acid ethyl ester | 2130840-92-3 | C20H24FN3O4 |