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中文名称 英文名称 CAS号 化学式
2,4,4-三甲基-1,3-环己烷二酮 2,4,4-trimethylcyclohexane-1,3-dione 63184-86-1 C9H14O2
2,4,4-三氯-3-(吗啉-4-基)-2-环丁烯-1-酮 2,4,4-trichloro-3-morpholinocyclobutenone 68239-28-1 C8H8Cl3NO2
2,4,4,6-四甲基庚烷 2,4,4,6-tetramethyl-heptane 61868-57-3 C11H24
2,4,4,4-四氯丁酰氯 2,4,4,4-Tetrachlorbuttersaeurechlorid 68121-36-8 C4H3Cl5O
2,4(或2,6)-二溴代苯酚的均聚物 2,4-dibromophenol;2,6-dibromophenol 69882-11-7 C12H8Br4O2
2,4(1H,3H)-Pteridinedione,6,7-双[4-(二甲基氨基)苯基]-1,3-二甲基 6,7-bis-(4-dimethylamino-phenyl)-1,3-dimethyl-1<i>H</i>-pteridine-2,4-dione 60333-39-3 C24H26N6O2
2,4'-二羟基二苯甲酮 4-[(2-hydroxyphenyl)carbonyl]phenol 606-12-2 C13H10O3
2,4'-二羟基三苯基甲烷 2,4'-dihydroxytriphenylmethane 60054-61-7 C19H16O2
2,4'-二硝二苯胺 2-nitro-N-(4-nitrophenyl)benzenamine 612-36-2 C12H9N3O4
2,4'-二甲基联苯 2,4'-dimethylbiphenyl 611-61-0 C14H14
2,4'',6-三溴联苯 2,4',6-Tribrombiphenyl 64258-03-3 C12H7Br3
2,3:5,6-二苯并-7,8-二氮杂二环<2.2.2>辛-2,5-二烯 2,3:5,6-dibenzo-7,8-diazabicyclo<2.2.2>octa-2,5-diene 6705-66-4 C14H12N2
2,3:5,6-二-O-环亚己基-Alpha-D-甘露糖 2,3:5,6-di-O-cyclohexylidene-D-manno-furanose 61489-23-4 C18H28O6
2,3-蒽二羧酸酐 2,3-anthracenedicarboxylic anhydride 6812-14-2 C16H8O3
2,3-萘-20-冠-6醚 2,3-naphtho-20-crown-6 61899-30-7 C22H30O6
2,3-甲桥-1,2,3,4-四氢萘 1a,2,7,7a-tetrahydro-1H-cyclopropa[b]naphthalene 6571-72-8 C11H12
2,3-环氧琥珀酸-(2R,3R)二乙酯 2,3-epoxybutanedioic acid diethyl ester 66647-17-4 C8H12O5
2,3-环氧乙烷二羰基二氯化物 epoxy-succinyl chloride 63129-87-3 C4H2Cl2O3
2,3-环氧丙基硝酸酯 glycidyl nitrate 6659-62-7 C3H5NO4
2,3-环氧丙基甲烷磺酸酯 S-(+)-3-mesyloxy-1,2-epoxypropane 6177-60-2 C4H8O4S
2,3-环氧-5-异丙烯基-2-甲基环己酮 l-carvone epoxide 677326-54-4 C10H14O2
2,3-环十二烷烯并吡啶 2,3-cyclododecenopyridine 6571-43-3 C15H23N
2,3-戊烷二酮 3-肟 pentane-2,3-dione 3-oxime 609-29-0 C5H9NO2
2,3-戊二酮 2,3-Pentanedione 600-14-6 C5H8O2
2,3-噻吩二甲酰氯 thiophene-2,3-dicarbonyl chloride 63599-98-4 C6H2Cl2O2S
2,3-噁丙环二羧酸,二(1,1-二甲基乙基)酯,(2R,3S)-rel- (2S,3S)-di-tert-butyl oxirane-2,3-dicarboxylate 66647-18-5 C12H20O5
2,3-喹喔啉二羧酸 Quinoxaline-2,3-dicarboxylic acid 6924-99-8 C10H6N2O4
2,3-喹啉二甲酸 quinoline-2,3-dicarboxylic acid 643-38-9 C11H7NO4
2,3-吡嗪二甲酰胺 pyrazine-2,3-dicarboxamide 6164-78-9 C6H6N4O2
2,3-吡啶二羧酸酐 Pyridine-2,3-dicarboxylic anhydride 699-98-9 C7H3NO3
2,3-吡啶二甲酸二甲酯 dimethyl 2,3-pyridinedicarboxylate 605-38-9 C9H9NO4
2,3-双(十六烷氧基)丙基二苯基磷酸酯 Phosphoric acid 2,3-bis-hexadecyloxy-propyl ester diphenyl ester 64599-78-6 C47H81O6P
2,3-双(三氟甲基)双环[2.2.1]庚烷 2,3-bis(trifluoromethyl) bicyclo [2.2.1] heptane 69064-31-9 C9H10F6
2,3-双(n-丁基硫代)-1,4-萘二酮 2,3-bis(n-butylthio)-1,4-naphthoquinone 671189-54-1 C18H22O2S2
2,3-双(4-羟基苯基)戊腈 2.3-Bis(p-hydroxyphenyl)valeronitril 65-14-5 C17H17NO2
2,3-双(4-硝基苯基)-5-苯基四氮唑氯水合物 2,3-bis-(4-nitro-phenyl)-5-phenyl-tetrazolium; chloride 69231-13-6 C19H13N6O4*Cl
2,3-双(4-甲氧基苯基)丙酸 2,3-bis(4-methoxyphenyl)propionic acid 6275-27-0 C17H18O4
2,3-双(4-甲基-1-哌嗪基)-6-硝基喹喔啉 2,3-Bis(4-methyl-1-piperazinyl)-6-nitroquinoxaline 64262-08-4 C18H25N7O2
2,3-双(4-吡啶基)丁烷 2,3-bis(4-pyridyl)butane 655-47-0 C14H16N2
2,3-双(3-甲氧基苯基)-1-苯并噻吩 2,3-bis(3-methoxyphenyl)benzo[b]thiophene 61078-01-1 C22H18O2S
2,3-双(3,4-二羟基苯基)丁二酸 2,3-bis-(3,4-dihydroxy-phenyl)-succinic acid 653572-63-5 C16H14O8
2,3-双(3,4-二甲氧基苯基)丁二酸 2,3-Bis-(3,4-dimethoxy-phenyl)-succinic acid 653572-61-3 C20H22O8
2,3-双(1H-苯并咪唑-2-基)喹喔啉 2,3-bis(2'-benzimidazolyl)quinoxaline 64836-00-6 C22H14N6
2,3-双(1-甲基乙基)吡嗪 2,3-bis(1-methylethyl)pyrazine 64931-21-1 C10H16N2
2,3-二苯胺基-1,4-二苯基丁烷-1,4-二酮 1,4-diphenyl-2,3-diphenylaminobutane-1,4-dione 66749-87-9 C28H24N2O2
2,3-二苯基蒽醌 2,3-diphenylanthraquinone 6363-19-5 C26H16O2
2,3-二苯基吡啶并[3,4-B]吡嗪 2,3-diphenylpyrido[3,4-b]pyrazine 67899-59-6 C19H13N3
2,3-二苯基吗啉 2,3-Diphenyl-morpholin 6316-95-6 C16H17NO
2,3-二苯基-5-乙基氯化四氮唑 5-ethyl-2,3-diphenyl-tetrazolium; chloride 66138-05-4 C15H15N4*Cl
2,3-二苄基-1,3-丁二烯 (2,3-dimethylenebutane-1,4-diyl)dibenzene 62640-74-8 C18H18