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    首页 分子通 CAS
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    中文名称 英文名称 CAS号 化学式
    4,4-二甲基二环[3.2.0]庚烷-2-酮 4,4-dimethylbicyclo<3.2.0>heptan-2-one 71221-71-1 C9H14O
    4,4-二甲基-delta(8)-胆甾烯醇 4,4-Dimethylcholest-8-ene-3β-ol 7240-15-5 C29H50O
    4,4-二甲基-5-alpha-胆甾-(8,24)-二烯-3-beta-醇 lanosterol 7448-02-4 C29H48O
    4,4-二甲基-4H-呋喃并[3,4-d][1,3]恶嗪-2(1H)-酮 4,4-Dimethyl-4H-furo<3,4-d><1,3>oxazin-2(1H)-one 78329-69-8 C8H9NO3
    4,4-二甲基-4,5-二氢-2,3-二硫-5-氮杂-环戊烷并[A]萘-1-硫酮 4,5-dihydro-4,4-dimethyl-5H-2,3-dithiolo<5,4-c>-quinoline-1-thione 7309-86-6 C12H11NS3
    4,4-二甲基-3,4-二氢喹啉-2(1h)-酮 4,4-dimethyl-3,4-dihydro-1H-quinolin-2-one 76693-04-4 C11H13NO
    4,4-二甲基-2-(4-甲基苯基)-4,5-二氢-1,3-恶唑 4,4-dimethyl-2-p-tolyl-2-oxazoline 79568-30-2 C12H15NO
    4,4-二甲基-2-(2-甲基苯基)-4,5-二氢-1,3-噁唑 4,5-dihydro-4,4-dimethyl-2-(2-methylphenyl)-2-oxazoline 71885-44-4 C12H15NO
    4,4-二甲基-2-(1-甲基乙基)-恶唑烷 2-isopropyl-4,4-dimethyloxazolidine 77472-23-2 C8H17NO
    4,4-二甲基-2,3-二氢-1H-萘-1-甲腈 ethyl 1-cyano-1,2,3,4-tetrahydro-4,4-dimethylnaphthalene-1-carboxylate 78103-84-1 C13H15N
    4,4-二甲基-1-苯基-己-5-烯-3-醇 4,4-dimethyl-1-phenylhex-5-en-3-ol 71787-60-5 C14H20O
    4,4-二甲基-1-苯基-2-(1,2,4-三唑-1-基)戊-1-烯-3-酮 4,4-dimethyl-1-phenyl-2-(1,2,4-triazol-1-yl)pent-1-en-3-one 79174-30-4 C15H17N3O
    4,4-二甲基-1-环戊烯-1-羧酸 4,4-Dimethyl-1-cyclopentene-1-carboxylic acid 79671-66-2 C8H12O2
    4,4-二甲基-1-氧代-4,5-二氢-1,2,5-噻二唑-3-基氨基硫代甲亚氨酸酯 2-(4,4-Dimethyl-1-oxo-4,5-dihydro-1H-1λ<sup>4</sup>-[1,2,5]thiadiazol-3-yl)-isothiourea 791725-58-1 C5H10N4OS2
    4,4-二甲基-1-戊烯 4,4-dimethylpent-1-ene 762-62-9 C7H14
    4,4-二甲基-1-(3-吡啶)-3-戊酮 4,4-dimethyl-1-(pyridin-3-yl)pentan-3-one 75749-00-7 C12H17NO
    4,4-二甲基-1,2,3,4-四氢异喹啉 4,4-dimethyl-1,2,3,4-tetrahydroisoquinoline 78592-91-3 C11H15N
    4,4-二溴-4-氯-1-丁烯 4,4-dibromo-4-chloro-1-butene 76937-28-5 C4H5Br2Cl
    4,4-二氰基庚烷二酸二(2-丙烯基)酯 Heptanedioic acid, 4,4-dicyano-, diallyl ester 7504-74-7 C15H18N2O4
    4,4-二氯-3,3-二硝基苯甲酮 4,4'-dichloro-3,3'-dinitrobenzophenone 7498-65-9 C13H6Cl2N2O5
    4,4-二氯-2,3-二甲基-2-环丁烯-1-酮 4,4-Dichloro-2,3-dimethyl-2-cyclobuten-1-one 72284-72-1 C6H6Cl2O
    4,4-二氯-1,1,1,3,3-五氟丁烷 1,1-Dichlor-2,2,4,4,4-pentafluorbutan 70566-51-7 C4H3Cl2F5
    4,4-二氢-4-亚氨基-1,4-氧硫杂环己烷 4-氧化物 4-imino-1,4λ<sup>6</sup>-oxathiane 4-oxide 708257-15-2 C4H9NO2S
    4,4-二氟-L-脯氨酰胺 (S)-4,4-difluoropyrrolidine-2-carboxamide 719267-96-6 C5H8F2N2O
    4,4-二乙氧基丁醇 4,4-diethoxybutan-1-ol 70216-75-0 C8H18O3
    4,4-二乙氧基-L-脯氨酸 4,4-diethoxy-L-proline 75776-61-3 C9H17NO4
    4,4-二乙基-4H-呋喃并[3,4-d][1,3]恶嗪-2(1H)-酮 4,4-Diethyl-4H-furo<3,4-d><1,3>oxazin-2(1H)-one 78329-72-3 C10H13NO3
    4,4-二乙基-3,5-二甲基-4H-吡唑 4,4-Diethyl-3,5-dimethyl-4H-pyrazol 74076-88-3 C9H16N2
    4,4-二丁基-γ-丁内酮 4,4-dibutyl-4-butyrolactone 7774-47-2 C12H22O2
    4,4-二[[4,5-二氢-3-甲基-5-氧代-1-(4-磺基苯基)-1H-吡唑-4-基]偶氮]-[1,1-联苯]-2,2-二磺酸四钠盐 (1,1'-Biphenyl)-2,2'-disulfonic acid, 4,4'-bis((4,5-dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazol-4-yl)azo)-, tetrasodium salt 72927-70-9 C32H22N8Na4O14S4
    4,4-二-叔丁基-[1,1-联苯]-2-胺 2-amino-4,4'-di-tert-butylbiphenyl 70728-92-6 C20H27N
    4,4-二(三氟甲基)双环[3.2.0]庚-2,6-二烯 2,2-Bis-(trifluormethyl)-bicyclo<3.2.0>heptadien-(3,6) 714-64-7 C9H6F6
    4,4-乙氧基-2-丁基卡因-铝 4,4-diethoxy-2-butynal 74149-25-0 C8H12O3
    4,4-(1,4-丁烷二yl)二氧基二苯甲醛 1,4-bis(4-formylphenoxy)butane 77355-00-1 C18H18O4
    4,4,6-三溴-2-甲基环己-2,5-二烯酮 4,4,6-tribromo-2-methylcyclohexa-2,5-dienone 77339-18-5 C7H5Br3O
    4,4,5-三氟-2,5-二(三氟甲基)-1,3-二氧戊环-2-羰基氟化物 perfluoro(2,4-dimethyl-2-fluoroformyl-1,3-dioxolane) 7385-65-1 C6F10O3
    4,4,5,5-四甲基-1-环己烯 4,4,5,5-Tetramethylcyclohexen 71366-06-8 C10H18
    4,4,5,5,6,6,6-七氟-3,3-双(三氟甲基)-1-己烯 3,3-bis(trifluoromethyl)-4,4,5,5,6,6,6-heptafluro-1-hexene 79272-26-7 C8H3F13
    4,4,5,5,5-五氟-3-甲基-1-戊烯-3-醇 2-Pentafluorethyl-buten-(3)-ol-(2) 754-67-6 C6H7F5O
    4,4,5,5,5-五氟-2-戊酮 pentafluoroethyl-acetone 77893-59-5 C5H5F5O
    4,4,4-三甲氧基丁酸甲酯 trimethyl 3-(methoxycarbonyl)orthopropionate 71235-00-2 C8H16O5
    4,4,4-三溴丁酸 4,4,4-Tribrombuttersaeure 71249-01-9 C4H5Br3O2
    4,4,4-三氯-2,3,3-三甲基-1-丁烯 4,4,4-Trichloro-2,3,3-trimethyl-1-butene 74397-54-9 C7H11Cl3
    4,4,4-三氟巴豆酸甲酯 methyl 4,4,4-trifluoro-2-butynoate 70577-95-6 C5H3F3O2
    4,4,4-三氟-3-羰基丁腈哌啶 Millisorin B 72229-34-6 C20H26O6
    4,4,4-三氟-3-羟基-1-苯基-3-(三氟甲基)-1-丁酮 4,4,4-trifluoro-3-hydroxy-1-phenyl-3-(trifluoromethyl)butan-1-one 731-00-0 C11H8F6O2
    4,4,4-三氟-2-丁炔乙酯 ethyl 4,4,4-trifluoro-2-butynate 79424-03-6 C6H5F3O2
    4,4,4-三氟-1-噻吩-3-基丁烷-1,3-二酮 1-(3-thienyl)-4,4,4-trifluorobutane-1,3-dione 77611-51-9 C8H5F3O2S
    4,4,4-三氟-1-(4-甲苯基)-1,3-丁二酮 4,4,4-trifluoro-1-(4-methylphenyl)butane-1,3-dione 720-94-5 C11H9F3O2
    4,4,4-三氟-1-(1-萘基)-1,3-丁烷二酮 2-naphthoyltrifluoroacetone 7639-68-1 C14H9F3O2