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    中文名称 英文名称 CAS号 化学式
    (-)2,2′-亚甲基双(3α,8α-二氢-8H-茚并[1,2--d]噁唑 bis((3aS,8aR)-3a,8a-dihydro-8H-indeno[1,2-d]oxazol-2-yl)methane 175166-49-1 C21H18N2O2
    (-)-2β-甲酯基-3β-(4-碘苯基)去甲托烷 N-Nor-3-(4'-iodophenyl)tropane-2-carboxylic acid methyl ester 136794-87-1 C15H18INO2
    (-)-2-苯基丙酸薄荷酯 2-Isopropyl-5-methylcyclohexyl hydratropate 32213-55-1 C19H28O2
    (-)-2-甲基-d3-异冰片 (-)-2-Methyl Isoborneol-d3 135441-89-3 C11H20O
    (-)-2-氰-6-苯基恶唑哌啶 (-)-2-cyano-6-phenyloxazolopiperidine 88056-92-2 C14H16N2O
    (-)-2-氨基-5-膦酰戊酸 AP-5 79055-68-8 C5H12NO5P
    (-)-2-氨基-1,2-二苯基-1-[1]萘基-乙醇 (-)-2-amino-1,2-diphenyl-1-[1]naphthyl-ethanol 102664-41-5 C24H21NO
    (-)-2-柏木酮 cedran-9-one 13567-40-3 C15H24O
    (-)-2-庚氧基丙酸 (-)-2-heptyloxypropionic acid 1039920-80-3 C10H20O3
    (-)-2-[(1R,3R)-1-羟基-4-甲基-3-(甲基-{(2S,3S)-3-甲基-2-[((1R)-1-甲基哌啶-2-羰基)氨基]戊酰基}甲基氨基)戊基]噻唑-4-羧酸 2-((1R,3R)-3-((2S,3S)-N,3-dimethyl-2-((R)-1-methylpiperidine-2-carboxamido)pentanamido)-1-hydroxy-4-methylpentyl)thiazole-4-carboxylic acid 1005192-40-4 C24H40N4O5S
    (-)-2-(4-氯-alpha-(2-(二甲基氨基)乙基)苄基)-吡啶马来酸盐(1:1) (-)-Chlorpheniramine maleate 23095-76-3 C4H4O4*C16H19ClN2
    (-)-2,6-二甲基-6-羟基辛烷 (S)-(-)-3,7-dimethyloctan-3-ol 80558-38-9 C10H22O
    (-)-2,5-二甲基-4-(2-甲基-6-硝基-苯基)-噻吩-3-羧酸 (+/-)-2,5-dimethyl-4-(2-methyl-6-nitro-phenyl)-thiophene-3-carboxylic acid 100867-29-6 C14H13NO4S
    (-)-2,3:4,6-二-O-异亚丙基-2-酮-L-古洛糖酸一水合物 2,3:4,6-Di-o-isopropylidene-2-keto-L-gulonic acid monohydrate 68539-16-2 C12H20O8
    (-)-2,3-双[(2R,5R)-2,5-二甲基磷]-N-甲基马来酰亚胺(1,5-环辛二烯)四氟硼酸铑(I) —— 821793-41-3 C25H39BF4NO2P2Rh-
    (-)-2,3-二氢-5,7-二羟基-3-[(4-甲氧基苯基)甲基]-6-甲基-4H-1-苯并吡喃-4-酮 N-(4-chlorophenylmethyl)trifluoroacetamide 88708-69-4 C9H7ClF3NO
    (-)-2,3-二氢-5,7-二羟基-2-甲基-4-喹诺酮 (S)-5,7-dihydroxy-2-methyl-2,3-dihydroquinolin-4(1H)-one 65511-03-7 C10H11NO3
    (-)-2,3-丁二基二(对甲苯磺酸) (2S,3S)-bis(4-methylbenzenesulfonyl)butane 74839-83-1 C18H22O6S2
    (-)-2,3-O-异亚丙基-1,1,4,4-四(2-萘)-l-异赤醇 [(4R,5R)-2,2-dimethyl-1,3-dioxolan-4,5-diyl]bis(dinaphthalen-2-ylmethanol) 137365-09-4 C47H38O4
    (-)-2,3-O-亚异丙基-D-苏力糖醇 (4R,5R)-2,2-dimethyl-1,3-dioxolane-4,5-dimethanol 73346-74-4 C7H14O4
    (-)-2,3-,双[(2R,5R)-2,5-二甲基磷]马来酸酐 2,3-bis-[(R,R)-2,5-dimethylphospholan-1-yl]-maleic anhydride 505092-86-4 C16H24O3P2
    (-)-2,3,10-三甲氧基-5,8,13,13a-四氢-6H-异喹啉基[3,2-a]异喹啉-9-基3-氟苯磺酸盐 2,3,10-trimethoxy-5,6,7,8,13,13a-hexahydroisoquinolino[2,1-b]isoquinolin-9-yl 3-fluorobenzenesulfonate 1261030-83-4 C26H26FNO6S
    (-)-2,10-(3,3二氯樟脑)磺内酰胺 [3aR-(3aα,6α,7aβ)]-3H-3a,6-methano-2,1-benzisothiazole, 7,7-dichloro-4,5,6,7-tetrahydro-8,8-dimethyl-2,2-dioxide 204854-09-1 C10H15Cl2NO2S
    (-)-(2Z,5S,6E)-5-{[叔-丁基(二甲基)硅烷基]氧基}-2,6-二甲基-7-(2-甲基-1,3-噻唑-4-基)庚-2,6-二烯-1-醇 (-)-(2Z,5S,6E)-5-{[tert-butyl(dimethyl)silyl]oxy}-2,6-dimethyl-7-(2-methyl-1,3-thiazol-4-yl)hepta-2,6-dien-1-ol 218614-16-5 C19H33NO2SSi
    (-)-(2S,4R,5S)-2-(碘甲基)-4-羟基-5-甲基四氢呋喃 (-)-(2S,4R,5S)-2-(Iodomethyl)-4-hydroxy-5-methyltetrahydrofuran 103664-41-1 C6H11IO2
    (-)-(2S,3S)-2,3-环氧-3-环己基-1-丙醇 (-)-(2S,3S)-2,3-epoxy-3-cyclohexyl-1-propanol 115362-12-4 C9H16O2
    (-)-(2S,3R)-3-羟基-2-(羟甲基)-3,6-二氢-2H-吡啶-1-羧酸叔丁酯 tert-butyl (2S,3R)-3-hydroxy-2-(hydroxymethyl)-1,2,3,6-tetrahydropyridin-1-carboxylate 505085-66-5 C11H19NO4
    (-)-(2S)-2-乙基环己酮 (S)-(+)-2-ethylcyclohexan-1-one 75599-12-1 C8H14O
    (-)-(2R,5R)-2,5-二甲基吡咯烷盐酸盐 (2R,5R)-2,5-dimethylpyrrolidine hydrochloride 70144-18-2 C6H13N*ClH
    (-)-(2R,4S)-4-氨基-2-乙基-6-三氟甲基-3,4-二氢-2H-喹啉-1-羧酸乙酯 ethyl (2R,4S)-4-amino-2-ethyl-6-(trifluoromethyl)-3,4-dihydroquinoline-1(2H)-carboxylate 261947-64-2 C15H19F3N2O2
    (-)-(2R,3S)-3-甲基-2-苯基-1,4-苯并二恶烷 (-)-(2R,3S)-3-methyl-2-phenyl-1,4-benzodioxane 104153-47-1 C15H14O2
    (-)-(2R,3R,1'R)-3-N-(叔丁氧羰基)-2-乙基-N-(1-羟甲基-2-甲基丙基)-2-甲基-3-苯基丙酰胺 (-)-(2R,3R,1'R)-3-N-(tert-butoxycarbonyl)-2-ethyl-N-(1-hydroxymethyl-2-methylpropyl)-2-methyl-3-phenylpropanamide 1000856-76-7 C22H36N2O4
    (-)-(2R,3R,1'R)-2-乙基-N-(1-羟甲基-2-甲基丙基)-2-甲基-3-苯基-3-苯基氨基丙酰胺 (-)-(2R,3R,1'R)-2-ethyl-N-(1-hydroxymethyl-2-methylpropyl)-2-methyl-3-phenyl-3-phenylaminopropanamide 1000856-72-3 C23H32N2O2
    (+/-)2-氨基-环己烷羧酸 2-aminocyclohexanecarboxylic acid 75081-40-2 C7H13NO2
    (+/-)-2-羟基丁酸钡 —— 103404-58-6 C4H8BaO3
    (+/-)-2-甲基烟碱 2-methylnicotine 64114-31-4 C11H16N2
    (+/-)-2-甲基氮杂丁烷 2-methylazetidine 19812-49-8 C4H9N
    (+/-)-2-氯苯基甘氨酸甲酯盐酸盐 (+/-)-2-chlorophenylglycine methyl ester hydrochloride 141109-17-3 C9H10ClNO2*ClH
    (+/-)-2-氨基十二酸 2-amino-dodecanoic acid 35237-37-7 C12H25NO2
    (+/-)-2-氨基-N-(1-甲基-1,2-二苯基乙基)乙酰胺 remacemide 128298-28-2 C17H20N2O
    (+/-)-2-氨基-7-膦酰庚酸 AP-7 85797-13-3 C7H16NO5P
    (+/-)-2-氨基-4-溴丁酸氯溴酸 2-amino-4-bromobutanoic acid hydrobromide 76338-90-4 BrH*C4H8BrNO2
    (+/-)-2-氨基-3-(4-羧基苯基)丙酸 p-Carboxy-phenylalanin 22976-70-1 C10H11NO4
    (+/-)-2-内向-氨基-3-外向-异丙基双环[2.2.1]庚烷盐酸盐 (1R,2R,3R,4S)-3-isopropylbicyclo[2.2.1]heptan-2-amine hydrochloride 175521-95-6 C10H19N*ClH
    (+/-)-2-乙酰基-9-氮杂双环[4.2.1]-2-富马酸壬酯 anatoxin-a 64285-06-9 C10H15NO
    (+/-)-2-(4-溴苯基)丙酸乙酯 ethyl 2-(4-bromophenyl)propanoate 111914-79-5 C11H13BrO2
    (+/-)-2,3-二氢-6-甲氧基-3-(((甲基磺酰基)氧基)甲基)-1H-吲哚-1-羧酸1,1-二甲基乙基酯 Tert-butyl 6-methoxy-3-(methylsulfonyloxymethyl)-2,3-dihydroindole-1-carboxylate 127943-74-2 C16H23NO6S
    (+-)-2-羟基-2-甲基-1-苯基-1-(2-羟基-苯基)-丙烷 o-(1-Phenyl-2-methyl-2-hydroxy-propyl)-phenol 101431-34-9 C16H18O2
    (+-)-2-羟基-2,5-二苯基-2,3-二氢-呋喃-3-酮 (+/-)-2-hydroxy-2,5-diphenyl-2,3-dihydro-furan-3-one 101278-15-3 C16H12O3
    (+-)-2-甲基-2-苯基-丁腈 (+/-)-2-methyl-2-phenyl-butyronitrile 5558-93-0 C11H13N