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    中文名称 英文名称 CAS号 化学式
    3,4-二(叔-丁基二甲基硅烷基氧基)苯甲醛 3,4-bis(tert-butyldimethylsilanyloxy)benzaldehyde 99815-16-4 C19H34O3Si2
    3,4-二(十六烷氧基)苯胺 3,4-di(hexadecyloxy)phenylamine 151237-02-4 C38H71NO2
    3,4-二(亚甲基)环戊酮 3,4-Dimethylencyclopentanon 27646-73-7 C7H8O
    3,4-二(二氟甲氧基)-N-(3-羧基苯基)-N-(3-(4-甲氧基吡啶基甲基))苯胺 3,4-bis(difluoromethoxy)-N-(3-carboxyphenyl)-N-(3-(4-methoxypyridylmethyl))aniline 651022-94-5 C22H18F4N2O5
    3,4-二(二氟甲氧基)-N-(3-羧基苯基)-N-(3-(4-氯吡啶基甲基))苯胺 3,4-bis(difluoromethoxy)-N-(3-carboxyphenyl)-N-(3-(4-chloropyridylmethyl))aniline 651022-92-3 C21H15ClF4N2O4
    3,4-二(乙酰氧基甲基)-5-羟基-6-甲基吡啶鎓氯化物 4,5-bis-acetoxymethyl-2-methyl-pyridin-3-ol; hydrochloride 1696-70-4 C12H15NO5*ClH
    3,4-二(乙酰基氨基)苯甲酸甲酯 Methyl 3,4-diacetamidobenzoate 175204-18-9 C12H14N2O4
    3,4-二(三甲基甲硅烷基)-1-甲基吡唑 3,4-bis(trimethylsilyl)-1-methylpyrazole 92525-00-3 C10H22N2Si2
    3,4-二(三氟甲基)呋喃 3,4-bis(trifluoromethyl)furan 878-82-0 C6H2F6O
    3,4-二(三氟甲基)二硫环丁烯 3,4-bis-trifluoromethyl-[1,2]dithiete 360-91-8 C4F6S2
    3,4-二(三氟甲基)-1,2,5-噻二唑 3,4-bis(trifluoromethyl)-1,2,5-thiadiazole 71148-78-2 C4F6N2S
    3,4-二(N,N-二甲基氨基甲酰氧基)苄醇 Benzyl alcohol, 3,4-bis(dimethylcarbamyloxy)- 63991-35-5 C13H18N2O5
    3,4-二(4-羟基苯基)-3,4-己烷二醇 3,4-bis(4-hydroxyphenyl)-3,4-hexanediol 7507-01-9 C18H22O4
    3,4-二(4-硝基苯基)-1,2,5-恶二唑N-氧化物 3,4-di(4-nitrophenyl)-1,2,5-oxadiazole N-oxide 31562-30-8 C14H8N4O6
    3,4-二(4-甲氧基苯基)异喹啉 3,4-bis(4-methoxyphenyl)isoquinoline 320371-82-2 C23H19NO2
    3,4-二(4-甲氧基苯基)己烷-3-醇 3,4-bis-(4-methoxy-phenyl)-hexan-3-ol 5331-23-7 C20H26O3
    3,4-二(4-甲氧基苯基)-3-丁烯-2-酮 3,4-Bis(p-methoxyphenyl)-3-buten-2-one 56622-38-9 C18H18O3
    3,4-二(4-氯苯基)环戊烷-1-酮 3,4-Bis-<4-chlor-phenyl>-cyclopentanon 1772-51-6 C17H14Cl2O
    3,4-二(4-氯苯基)己二酸 3,4-Bis-<4-chlor-phenyl>-adipinsaeure 1772-53-8 C18H16Cl2O4
    3,4-二(4-氯苯基)-2,5-二氢噻吩 3,4-Bis(4-chlorophenyl)-2,5-dihydrothiophene 951384-58-0 C16H12Cl2S
    3,4-二(4-吗啉基)-4-苯基-2-丁酮 3,4-dimorpholino-4-phenylbutan-2-one 5455-91-4 C18H26N2O3
    3,4-二(3-氯丙氧基)苯胺 3,4-bis(3-chloropropoxy)benzeneamine 959144-53-7 C12H17Cl2NO2
    3,4-二(2-甲氧基乙氧基)苯甲醛 3,4-bis(2-methoxyethoxy)benzaldehyde 80407-64-3 C13H18O5
    3,4-二(2-甲氧基乙氧基)苯甲酸乙酯 ethyl 3,4-bis(2-methoxyethoxy)benzoate 183322-16-9 C15H22O6
    3,4-二(2-氯苯基)己二酸 3,4-Bis-<2-chlor-phenyl>-adipinsaeure 1911-23-5 C18H16Cl2O4
    3,4-二(2-氯苯基)噻吩 3,4-bis-(2-chloro-phenyl)-thiophene 62497-32-9 C16H10Cl2S
    3,4-二(2-呋喃)-1-(2-吡啶)-6,7-二氢-5H-环戊基[c]吡啶 3,4-difuran-2-yl-1-pyridin-2-yl-6,7-dihydro-5H-[2]pyrindine 692729-84-3 C21H16N2O2
    3,4-二(2-呋喃)-1-(2-吡啶)-6,7,8,9-四氢-5H-环戊基[c]吡啶 3,4-difuran-2-yl-1-pyridin-2-yl-6,7,8,9-tetrahydro-5H-cyclohepta[c]pyridine 871798-84-4 C23H20N2O2
    3,4-二(2-呋喃)-1-(2-吡啶)-5,6,7,8-四氢异喹啉 3,4-difuran-2-yl-1-pyridin-2-yl-5,6,7,8-tetrahydro-isoquinoline 692729-85-4 C22H18N2O2
    3,4-乙烯基二氧基吡咯-2,5-二羧酸二乙酯 Diethyl-3,4-ethylenedioxypyrrole-2,5-dicarboxylate 870704-19-1 C12H15NO6
    3,4-乙烯二硫代噻吩 3,4-ethylenedisulfanylthiophene 158962-92-6 C6H6S3
    3,4-乙烯二氧噻吩 3,4-(ethylenedioxy)thiophene 126213-50-1 C6H6O2S
    3,4-乙撑基二氧甲醛噻吩 3,4-ethylenedioxythiophene-2-carboxaldehyde 204905-77-1 C7H6O3S
    3,4-乙撑二氧基噻吩-2,5-二羧酸 3,4-ethylenedioxythiophene-2,5-dicarboxyllic acid 18361-03-0 C8H6O6S
    3,4-乙基二氧吡咯 3,4-ethylenedioxypyrrole 169616-17-5 C6H7NO2
    3,4-丙烯基二氧基吡咯-2,5-二羧酸二乙酯 Diethyl 3,4-propylenedioxypyrrole-2,5-dicarboxylate 870704-20-4 C13H17NO6
    3,4-丙烯二氧吡咯 3,4-propylenedioxypyrrole 259737-86-5 C7H9NO2
    3,4-O-异亚丙基-L-阿拉伯糖 3,4-O-isopropylidene-D-arabinose 40031-36-5 C8H14O5
    3,4-O-异亚丙基-L-苏糖酸甲酯 methyl (2R,3S)-3,4-O-isopropylidene-2,3,4-trihydroxybutanoate 92973-40-5 C8H14O5
    3,4-O-异亚丙基-3,3',4,5'-四羟基二苯乙烯 3,4-O-isopropylidene-3,3',4,5'-tetrahydroxystilbene 90275-02-8 C17H16O4
    3,4-O-异亚丙基-(3R,4R)-3,4-二羟基己烷-2,5-二酮 (4R,5R)-4,5-diacetyl-2,2-dimethyl-1,3-dioxolane 88244-50-2 C9H14O4
    3,4-O-二咖啡酰基奎宁酸甲酯 (1S,3R,4R,5R)-3,4-bis{[(E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy}-1,5-dihydroxycyclohexane-1-carboxylic methyl ester 114637-83-1 C26H26O12
    3,4-O-(苯基亚甲基)-D-核糖酸 D-内酯 3,4-O-Benzylidene-D-ribono-1,5-lactone 134877-40-0 C12H12O5
    3,4-O-(二乙基甲基亚基)莽草酸乙酯 (3aR,7R,7aS)-ethyl 2,2-diethyl-7-hydroxy-3a,6,7,7a-tetrahydrobenzo[d][1,3]dioxole-5-carboxylate 943515-58-0 C14H22O5
    3,4-O,O-亚甲基-(+)-儿茶素 3,4-O,O-Methylene-(+)-catechin 89329-14-6 C16H14O6
    3,4-DIMETHOXYBIPHENYL锛圵S201555锛,WUXIAPPTEC" 3,4-dimethoxy-1,1'-biphenyl 17423-55-1 C14H14O2
    3,4-A']4-二萘基)吗啉 (S)-morphos 185449-81-4 C24H20NO3P
    3,4-6-三氯酚 3,4,6-trichlorocatechol 32139-72-3 C6H3Cl3O2
    3,4-(甲二氧基)异氰酸苯酯 5-isocyanato-1,3-benzodioxole 69922-28-7 C8H5NO3
    3,4-(十一烷氧基)苯乙酮 di-decyloxy-3,4 acetophenone 118468-33-0 C28H48O3