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    中文名称 英文名称 CAS号 化学式
    4,4-二氯-2-己基-1-氧杂-螺[4.4]壬烷 4,4-dichloro-2-hexyl-1-oxaspiro[4.4]nonane 104306-07-2 C14H24Cl2O
    4,4-二氯-2-(乙氧基甲基)-2-甲基丁-3-烯醛 4,4-dichloro-2-ethoxymethyl-2-methyl-3-butenal 108555-08-4 C8H12Cl2O2
    4,4-二氯-1-(吡啶-2-基)丁-3-烯-2-醇 4,4-Dichloro-1-pyridin-2-ylbut-3-en-2-ol 105440-55-9 C9H9Cl2NO
    4,4-二氯-1,1-二苯胺基-1-丁烯-3-酮 4,4-dichloro-1,1-dianilino-1-buten-3-one 10562-03-5 C16H14Cl2N2O
    4,4-二氨基联苯-2,2-二羧酸 4,4’-diamino-[1,1’-biphenyl]-2,2’-dicarboxylic acid 17557-76-5 C14H12N2O4
    4,4-二氨基二苯硫醚 4,4'-thiobisaniline 139-65-1 C12H12N2S
    4,4-二氟环庚酮 4,4-difluorocycloheptanone 1227807-93-3 C7H10F2O
    4,4-二氟环己甲酸 4,4-difluorocyclohexanecarboxylic acid 122665-97-8 C7H10F2O2
    4,4-二氟环己烷-1-硫醇 4,4-Difluorocyclohexane-1-thiol 1543102-18-6 C6H10F2S
    4,4-二氟环己烯-1-硼酸频哪醇酯 2-(4,4-difluorocyclohex-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1227068-84-9 C12H19BF2O2
    4,4-二氟环己基磺酰氯 4,4-Difluorocyclohexane-1-sulfonyl chloride 1196154-77-4 C6H9ClF2O2S
    4,4-二氟环己-1-烯基三氟甲磺酸酯 4,4-difluorocyclohex-1-en-1-yl trifluoromethanesulfonate 1227068-83-8 C7H7F5O3S
    4,4-二氟氮杂环庚烷盐酸盐 4,4-difluoroazepane 1094073-72-9 C6H11F2N
    4,4-二氟氮杂环庚烷盐酸盐 4,4-difluoroazepane hydrochloride 1160721-05-0 C6H11F2N*ClH
    4,4-二氟戊酸 4,4-difluoropentanoic acid 125110-82-9 C5H8F2O2
    4,4-二氟异喹啉-1,3(2H,4H)-二酮 4,4-difluoroisoquinoline-1,3(2H,4H)-dione 1443981-83-6 C9H5F2NO2
    4,4-二氟四氢呋喃-3-醇 4,4-difluorotetrahydrofuran-3-ol 1782515-61-0 C4H6F2O2
    4,4-二氟哌啶盐酸盐 4,4-difluoropiperidine hydrochloride 144230-52-4 C5H9F2N*ClH
    4,4-二氟哌啶-3-醇盐酸盐 rac-4,4-difluoropiperidin-3-ol hydrochloride 1186688-54-9 C5H9F2NO*ClH
    4,4-二氟哌啶-3-羧酸盐酸 4,4-difluoropiperidine-3-carboxylic acid hydrochloride 1780258-19-6 C6H9F2NO2*ClH
    4,4-二氟哌啶-1-磺酰胺 4,4-difluoropiperidine-1-sulfonamide 1015170-98-5 C5H10F2N2O2S
    4,4-二氟丁-2-炔酸 4,4-difluoro-2-butynoic acid 110680-65-4 C4H2F2O2
    4,4-二氟-环己烷甲醇 (4,4-difluorocyclohexyl)methanol 178312-48-6 C7H12F2O
    4,4-二氟-环己烷乙胺 4,4-Difluorocyclohexaneethanamine 1054314-53-2 C8H15F2N
    4,4-二氟-[1,1-联苯]-3-羧酸 4,4'-difluoro-biphenyl-3-carboxylic acid 164164-26-5 C13H8F2O2
    4,4-二氟-L-正缬氨酸 (2S)-4,4-difluoronorvaline 148043-97-4 C5H9F2NO2
    4,4-二氟-DL-谷氨酸 DL-4,4-difluoroglutamic acid 173282-21-8 C5H7F2NO4
    4,4-二氟-8-吡啶基-1,3,5,7-四甲基-4-BORA-3A,4A-DIAZA-S-INDACENE (1,3,5,7-tetramethyl-8-(4-pyridyl)-4,4'-difluoroboradiazaindacene) 1134484-25-5 C18H18BF2N3
    4,4-二氟-8(3',4'-二羟基苯)-1,3,5,7-TETRAMETHYL-4-BORA-3A,4A-DIAZA-S-INDACENE 8-(3,4-dihydroxyphenyl)-1,3,5,7-tetramethyl-4,4-difluoro-4-bora-3a,4a-diaza-s-indacene 1150586-09-6 C19H19BF2N2O2
    4,4-二氟-6-氮杂螺[2.5]辛烷盐酸盐 4,4-difluoro-6-azaspiro[2.5]octane hydrochloride 1282532-00-6 C7H11F2N*ClH
    4,4-二氟-5-乙烯基螺<2.3>己烷 4,4-difluoro-5-vinylspiro<2.3>hexane 100207-89-4 C8H10F2
    4,4-二氟-5-(2'-甲氧基-乙氧基甲氧基)-癸-1,5,9-三烯-3-醇 4,4-difluoro-5-(2'-methoxy-ethoxymethoxy)-deca-1,5,9-trien-3-ol 1008799-37-8 C14H22F2O4
    4,4-二氟-4-苯基丁基乙酸酯 4,4-difluoro-4-phenylbutyl acetate 1021157-26-5 C12H14F2O2
    4,4-二氟-3-甲基哌啶盐酸盐 4,4-difluoro-3-methylpiperidine hydrochloride 1434141-99-7 C6H11F2N*ClH
    4,4-二氟-3-氧代-2-(哌啶-1-基亚甲叉)丁酸乙酯 ethyl 4,4-difluoro-3-oxo-2-piperidin-1-ylmethylbutyrate 1193579-15-5 C12H17F2NO3
    4,4-二氟-2-甲基哌啶盐酸盐 4,4-difluoro-2-methylpiperidin 1234616-37-5 C6H11F2N
    4,4-二氟-2-甲基哌啶盐酸 4,4-difluoro-2-methylpiperidine hydrochloride 1378571-68-6 C6H11F2N*ClH
    4,4-二氟-1-苯基环己烷甲腈 4,4-Difluoro-1-phenylcyclohexanecarbonitrile 1246744-42-2 C13H13F2N
    4,4-二氟-1-羟基环己烷-1-羧酸 4,4-difluoro-1-hydroxycyclohexanecarboxylic acid 1075221-15-6 C7H10F2O3
    4,4-二氟-1-羟基环己烷-1-甲腈 4,4-difluoro-1-hydroxycyclohexanecarbonitrile 1150617-90-5 C7H9F2NO
    4,4-二氟-1-甲基-3-(4-丙氧基苯乙烯基)-4-硼-3a,4a-二氮杂对称引达省 (E)-5,5-difluoro-9-methyl-7-(4-propoxystyryl)-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide 1201643-08-4 C21H21BF2N2O
    4,4-二氟-1-(羟甲基)环己-1-醇 4,4-difluoro-1-(hydroxymethyl)cyclohexanol 1256545-48-8 C7H12F2O2
    4,4-二氟-1-(4-甲基苯基)丁烷-1,3-二酮 4,4-Difluoro-1-(4-methylphenyl)butane-1,3-dione 165328-11-0 C11H10F2O2
    4,4-二氟-1-(2-呋喃基)-1,3-戊二酮 4,4-difluoro-1-(2-furyl)-1,3-pentanedione 1024599-20-9 C9H8F2O3
    4,4-二氟-1,4,5,7-四氢吡喃并[3,4-C]吡唑 4,4-Difluoro-1,4,5,7-tetrahydropyrano[3,4-c]pyrazole 1391732-92-5 C6H6F2N2O
    4,4-二氟-1,3-二甲基-4-硼-3a,4a-二氮杂对称引达省 1,3-dimethyl 4,4-difluoro-4-bora-3a,4a-diaza-s-indacene 154793-49-4 C11H11BF2N2
    4,4-二己氧基联苯 4,4'-Dihexyloxy-1,1'-biphenyl 142450-58-6 C24H34O2
    4,4-二己基-2,2-联噻唑 4,4'-dihexyl 2,2'-bithiazole 180729-92-4 C18H28N2S2
    4,4-二乙酰基-1-羟基-2-氮杂环丁酮 1,1'-(1-Hydroxy-4-oxoazetidine-2,2-diyl)diethanone 141942-33-8 C7H9NO4
    4,4-二乙氧基-3-羟基-丁酸 4,4-diethoxy-3-hydroxy-butyric acid 10495-42-8 C8H16O5