| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2H-[1,4]恶嗪并[3,4-b][1,3]恶嗪 | 2h-[1,4]Oxazino[3,4-b][1,3]oxazine | 300857-59-4 | C7H7NO2 |
| 2H-[1,3]恶唑并[2,3-c][1,2,4]三嗪 | 2H-[1,3]Oxazolo[2,3-c][1,2,4]triazine | 384851-48-3 | C5H5N3O |
| 2H-[1,3]噻唑并[4,5-h][1,4]苯并噻嗪 | 2H-[1,3]Thiazolo[4,5-h][1,4]benzothiazine | 36338-76-8 | C9H6N2S2 |
| 2H-1-苯并吡喃-2-酮,7-乙氧基-4,8-二甲基- | Mca-R-P-P-G-F-S-A-F-K[Dnp]-OH | 323577-36-2 | C66H81N15O19 |
| 2H-1,4-噻嗪-3(4H)-酮,2-羟基-4-(1-甲基乙基)- | N-((3S,5S)-1-(Benzo[d][1,3]dioxol-5-ylmethyl)-5-(piperazine-1-carbonyl)pyrrolidin-3-yl)-N-(3-methoxybenzyl)-3,3-dimethylbutanamide | 334998-36-6 | C31H42N4O5 |
| 2H-1,2,4-三氮唑-3-甲酰胺 | 1,2,4-triazole-3-carboxamide | 3641-08-5 | C3H4N4O |
| 2H-1,2,3-三唑-4,5-二甲酰胺 | 2H-[1,2,3]triazole-4,5-dicarboxylic acid diamide | 388623-87-8 | C4H5N5O2 |
| 2H-1,2,3-三唑-2-羧酸 | 2H-1,2,3-Triazole-2-carboxylicacid | 392317-68-9 | C3H3N3O2 |
| 2H-,3H-全氟-2-己烯酸 | 4,4,5,5,6,6,6-Heptafluorohex-2-enoic acid | 37759-76-5 | C6H3F7O2 |
| 2C-G(盐酸盐) | 2,5-dimethoxy-3,4-dimethylbenzeneethaneamine hydrochloride | 327175-14-4 | C12H19NO2*ClH |
| 2A,7B-二甲基-2A,7B-二氢[1,2]二氧四环并[3,4-b][1]苯并呋喃 | 2a,7b-dihydro-2a,7b-dimethyl-1,2-dioxeto<3,4-b>benzo<d>furan | 33973-15-8 | C10H10O3 |
| 2',3,4-三氯联苯 | 2',3,4-trichlorobiphenyl | 38444-86-9 | C12H7Cl3 |
| 29-羟基无羁萜-3-酮 | 29-hydroxyfriedelin | 39903-21-4 | C30H50O2 |
| 27-去甲氧基-27-羟基利福霉素SV | 27-Desmethoxy-27-hydroxy-rifamycin SV | 31718-67-9 | C36H45NO12 |
| 24-脱氧-曲张链菌素酸甲酯 | methyl (7E,9Z,11R,12S,13R,14R,15R,16R,17R,18R,19R,20E)-2-acetyloxy-12,14,16,18,31-pentahydroxy-3,7,11,13,17,19,21,27-octamethyl-6,28-dioxo-23,25-dioxa-5-azatetracyclo[20.7.1.14,29.026,30]hentriaconta-1,3,7,9,20,22(30),26,29(31)-octaene-15-carboxylate | 32164-26-4 | C40H51NO13 |
| 24-羟基胆固醇 | cholest-5-ene-3β,24ξ-diol | 30271-38-6 | C27H46O2 |
| 24-冠-8-醚 | 24-crown-8 | 33089-37-1 | C16H32O8 |
| 24-二氯-5-异丙氧基苯硼酸 | 2,4-Dichloro-5-isopropoxyphenylboronic acid | 325786-18-3 | C9H11BCl2O3 |
| 22-甲基二十四(烷)酸 | 22-Methyl-tetracosansaeure | 36378-43-5 | C25H50O2 |
| 22-(2-甲基-2-丙烯-1-基)-14-氧杂-11,22-二氮杂七环[13.9.1.01,13.02,21.04,12.05,10.019,25]二十五-4(12),5,7,9,15(25),16,18-七烯-2,16-二醇盐酸盐(1:1) | (1R,2R,13R)-22-(2-methylprop-2-enyl)-14-oxa-11,22-diazaheptacyclo[13.9.1.01,13.02,21.04,12.05,10.019,25]pentacosa-4(12),5,7,9,15,17,19(25)-heptaene-2,16-diol;hydrochloride | 342884-62-2 | C26H27ClN2O3 |
| 21-羟基孕甾-1,4,9(11),16-四烯-3,20-二酮-21-醋酸酯 | tetraene acetate | 37413-91-5 | C23H26O4 |
| 21-羟基依普利酮 | 21-Hydroxyeplerenone | 334678-67-0 | C24H30O7 |
| 21-甲磺酸依可美松 | Icomethasone 21-Mesylate | 352315-75-4 | C23H31ClO7S |
| 21-冠醚-7 | 1,4,7,10,13,16,10-heptaoxacyclohenicosane | 33089-36-0 | C14H28O7 |
| 21-乙酰氧基-9Α-氟-11Β,16Α,17Α-三羟基孕甾-1,4-二烯-3,20-二酮 | (11β,16α)-21-acetyloxy-9-fluoro-11,16,17-trihydroxypegna-1,4-diene-3,20-dione | 3859-65-2 | C23H29FO7 |
| 20-甲基二十二碳(烷)酸 | 20-methyl-docosanoic acid | 36332-95-3 | C23H46O2 |
| 2.6-二甲氧基苯基银 | 2.6-dimethoxyphenyl silver | 34584-49-1 | C8H9AgO2 |
| 2.6-二甲基苯硼酸频呢醇酯 | 2-(2,6-bismethylphenyl)-4,4,5,5-tetramethyl[1,3,2]dioxaborolane | 325141-72-8 | C14H21BO2 |
| 2.5-二甲基苯硼酸频呢醇酯 | 2-(2,5-dimethylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 356570-53-1 | C14H21BO2 |
| 2.4.6-三甲基苯硼酸甲酯 | dimethoxy(mesityl)borane | 34907-53-4 | C11H17BO2 |
| 2.4.6-三氟苯硼酸频呢醇酯 | 4,4,5,5-tetramethyl-2-(2,4,6-trifluorophenyl)-1,3,2-dioxaborolane | 325143-04-2 | C12H14BF3O2 |
| 2.4-二氯甲苯密度标准物质 | 2,5-Dichlorobenzenesulfonic Acid Dihydrate | 38484-94-5 | C6H8Cl2O5S |
| 2-(乙酰氨基)-6-O-[2-(乙酰氨基)-2-脱氧-β-D-吡喃葡萄糖基]-2-脱氧-D-葡萄糖 | 2-acetylamino-<i>O</i><sup>6</sup>-(2-acetylamino-2-deoxy-β-D-glucopyranosyl)-2-deoxy-D-glucose | 35385-05-8 | C16H28N2O11 |
| 2-(4-甲氧基苯基)-2-甲基丙醇 | 2-(4-methoxy-phenyl)-2-methyl-propan-1-ol | 32454-29-8 | C11H16O2 |
| 2-(4-甲氧基苯基羰基硫代硫基硫代)乙酸 | 4-Methoxy-dithiobenzoesaeure-(carboxy-methylester) | 38204-31-8 | C10H10O3S2 |
| 2-(3-羟基-4-甲氧基-苯基)-喹啉-4-羧酸 | 2-(3-Hydroxy-4-methoxyphenyl)quinoline-4-carboxylic acid | 32366-62-4 | C17H13NO4 |
| 2-(3-甲氧基苯基)-1H-1,3-苯并二唑 | 2-(3-methoxyphenyl)-1H-benzo[d]imidazole | 36677-36-8 | C14H12N2O |
| 2-(3-溴苯基)-3-(2,4-二甲氧基苯基)-4-噻唑烷酮 | 2-(3-Bromophenyl)-3-(2,4-dimethoxyphenyl)-1,3-thiazolidin-4-one | 388592-44-7 | C17H16BrNO3S |
| 2-(3,4-二氟苯基)-2-甲基丙酸 | 1-(3,4-difluorophenyl)-2,2-dimethylacetic acid | 306761-55-7 | C10H10F2O2 |
| 2-(2-甲基哌啶-1-基)丙烷-1-醇 | 2-(2-Methylpiperidin-1-YL)propan-1-OL | 33742-65-3 | C9H19NO |
| 2-(2-氯苯基)氢醌水合物 | 2-(2-Chlorophenyl)hydroquinone hydrate | 305808-20-2 | C12H11ClO3 |
| 2-(2-氯苯基)-4-甲基-5-噻唑羧酸乙酯 | ethyl 2-(2-chlorophenyl)-4-methylthiazole-5-carboxylate | 338982-17-5 | C13H12ClNO2S |
| 2-(2-氟苯基)-1H-1,3-苯并二唑 | 2-(2-fluorophenyl)-1H-benzo[d]imidazole | 321-51-7 | C13H9FN2 |
| 2-(2-异丁基-6-喹啉基氧基-8-对甲苯磺酰胺基)乙酸乙酯 | Ethyl 2-(2-Isobutyl-6-quinolyloxy-8-p-toluenesulfonamido)acetate | 316124-91-1 | C24H28N2O5S |
| 2-降冰片烷甲酰氯 | bicyclo[2.2.1] heptane-2-carbonyl chloride | 35202-90-5 | C8H11ClO |
| 2-降冰片基 | 2-norbornyl | 30967-37-4 | C7H11 |
| 2-铵基-4-氟-2-甲基丁酸酯 | (-)-(R)-2-amino-4-fluoro-2-methylbutanoic acid | 321198-93-0 | C5H10FNO2 |
| 2-金刚烷羧醛 | adamantane-2-carbaldehyde | 39750-93-1 | C11H16O |
| 2-重氮基-4,4,4-三氟-1-(萘-2-基)丁烷-1,3-二酮 | 2-diazo-4,4,4-trifluoro-1-(naphthalen-2-yl)butane-1,3-dione | 307531-58-4 | C14H7F3N2O2 |
| 2-重氮基-1-[4-(甲氧基)苯基]-2-苯基乙酮 | 2-diazo-1-(4-methoxyphenyl)-2-phenylethan-1-one | 3580-75-4 | C15H12N2O2 |