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    中文名称 英文名称 CAS号 化学式
    5-甲基-3-(2-甲基-1-丙基)-2-氧代环戊烷甲酸甲酯 methyl 5-methyl-3-(2-methyl-1-propyl)-2oxocyclopentanecarboxylate 104620-10-2 C12H20O3
    5-甲基-3-(1-甲基吡咯烷-2-基)-1H-吲哚 5-Methyl-3-(1-methyl-2-pyrrolidinyl)-indol 19137-69-0 C14H18N2
    5-甲基-3-((三甲基甲硅烷基)乙炔)-1H-吡咯并[2,3-b]吡啶-1-羧酸叔丁酯 tert-Butyl 5-methyl-3-((trimethylsilyl)ethynyl)-1H-pyrrolo[2,3-b]pyridine-1-carboxylate 1198103-89-7 C18H24N2O2Si
    5-甲基-3,6-二氢-2H-1,2-恶嗪-2-甲酰氯 5-Methyl-3,6-dihydrooxazine-2-carbonyl chloride 117593-04-1 C6H8ClNO2
    5-甲基-3,5-二(4-硝基苯基)咪唑烷-2,4-二酮 5-methyl-3,5-di(4-nitrophenyl)imidazolidine-2,4-dione 1027923-53-0 C16H12N4O6
    5-甲基-3,4-己二烯-1-基胺 5-Methyl-3,4-hexadien-1-ylamine 144347-94-4 C7H13N
    5-甲基-3,4-二氨基吡啶 5-methyl-3,4-pyridinediamine 13958-86-6 C6H9N3
    5-甲基-3,4-二氢异喹啉-1(2H)-酮 3,4-dihydro-5-methyl-1(2H)-isoquinolinone 129075-56-5 C10H11NO
    5-甲基-3,4-二氢-异喹啉 5-methyl-3,4-dihydroisoquinoline 100643-54-7 C10H11N
    5-甲基-3,4,5,6-四氢-2H-[1,2]联吡啶-3-胺盐酸盐 1-(5-Methylpyridin-2-yl)piperidin-3-amine hydrochloride 1185312-35-9 C11H18ClN3
    5-甲基-2’-脱氧胞苷-d3 D<sub>3</sub>-5-methyl-2’-deoxycytidine 1160707-78-7 C10H15N3O4
    5-甲基-2H-噻吩并[2,3-D][1,3]噁嗪-2,4(1H)-二酮 5-methyl-1H-thieno[2,3-d][1,3]oxazine-2,4-dione 109666-88-8 C7H5NO3S
    5-甲基-2H-吡啶-1-羧酸乙酯 ethyl 5-methyl-2H-pyridine-1-carboxylate 103935-13-3 C9H13NO2
    5-甲基-2-（三氟甲基）呋喃-3-碳酰氯 5-methyl-2-trifluoromethylfuran-3-carbonyl chloride 175276-66-1 C7H4ClF3O2
    5-甲基-2-萘甲酸甲酯 5-methyl-2-naphthoic acid methyl ester 150256-07-8 C13H12O2
    5-甲基-2-萘-1-YL-3H-咪唑-4-羧酸乙酯 ethyl 4-methyl-2-(naphthalen-1-yl)-1H-imidazole-5-carboxylate 115835-55-7 C17H16N2O2
    5-甲基-2-苯基吲哚 5-methyl-2-phenyl-1H-indole 13228-36-9 C15H13N
    5-甲基-2-苯基-N-(4-苯基-1,3-噻唑-2-基)-1H-吲哚-3-胺 1H-Indol-3-amine, 5-methyl-2-phenyl-N-(4-phenyl-2-thiazolyl)- 126193-52-0 C24H19N3S
    5-甲基-2-苯基-4-(3-苯基丙酰基)-1,2-二氢-3H-吡唑-3-酮 5-methyl-2-phenyl-4-(3-phenylpropionyl)-1,2-dihydro-3H-pyrazol-3-one 188985-50-4 C19H18N2O2
    5-甲基-2-苯基-3-糠醛 5-Methyl-2-phenyl-3-furaldehyde 157836-53-8 C12H10O2
    5-甲基-2-苯基-3-呋喃甲酰氯 5-methyl-2-phenylfuran-3-carbonyl chloride 183210-32-4 C12H9ClO2
    5-甲基-2-苯基-3-吡唑烷酮 5-methyl-2-phenylpyrazolidin-3-one 13292-56-3 C10H12N2O
    5-甲基-2-苯基-2H-吡唑-3-羧酸 3-methyl-1-phenyl-1H-pyrazole-5-carboxylic acid 1136-76-1 C11H10N2O2
    5-甲基-2-苯基-2H-1,2,3-噻唑-4-甲酰肼 5-methyl-2-phenyl-1,2,3-triazole-4-hydrazide 175135-03-2 C10H11N5O
    5-甲基-2-苯基-1,3-苯并噻唑 5-methyl-2-phenylbenzo[d]thiazole 107611-15-4 C14H11NS
    5-甲基-2-苯基-1,3--恶唑-4-甲酸 5-methyl-2-phenyloxazole-4-carboxylic acid 18735-74-5 C11H9NO3
    5-甲基-2-苯基-1,2-二氢吡唑-3-酮 1-phenyl-3-methyl-2-pyrazolin-5-one 19735-89-8 C10H10N2O
    5-甲基-2-羟基苯甲酸钠 —— 1006-35-5 C8H8NaO3
    5-甲基-2-糠酸 5-methylfuran-2-carboxylic acid 1917-15-3 C6H6O3
    5-甲基-2-糠酰氯 5-methylfuran-2-carbonyl chloride 14003-11-3 C6H5ClO2
    5-甲基-2-糠腈 5-methyl-furan-2-carbonitrile 13714-86-8 C6H5NO
    5-甲基-2-糠基乙酸酯 5-methyl-2-furfuryl acetate 18091-24-2 C8H10O3
    5-甲基-2-硫氧代-1,3,4-噻二唑-3(2H)-羧醛 5-methyl-2-thioxo-1,3,4-thiadiazole-3(2H)-carbaldehyde 100747-87-3 C4H4N2OS2
    5-甲基-2-硫代-1,3-噻唑烷-4-酮 5-methyl-2-thioxo-thiazolidin-4-one 1986-44-3 C4H5NOS2
    5-甲基-2-硝基苯硫酚 5-methyl-2-nitrothiophenol 119873-35-7 C7H7NO2S
    5-甲基-2-硝基苯甲醛肟 5-methyl-2-nitrobenzaldehyde oxime 1448721-86-5 C8H8N2O3
    5-甲基-2-硝基苯基异氰酸酯 5-Methyl-2-nitrophenyl isocyanate 152645-33-5 C8H6N2O3
    5-甲基-2-硝基-苯并咪唑 5-methyl-2-nitro-1(3)<i>H</i>-benzoimidazole 10045-38-2 C8H7N3O2
    5-甲基-2-硝基-N-(对甲苯基)苯甲酰胺 5-methyl-N-(4-methylphenyl)-2-nitrobenzamide 123333-34-6 C15H14N2O3
    5-甲基-2-硝基-6,7-二氢吡唑并[1,5-A]吡嗪-4(5H)-酮 5-methyl-2-nitro-6,7-dihydro-5H-pyrazolo[1,5-a]pyrazin-4-one 1408327-48-9 C7H8N4O3
    5-甲基-2-硝基-4-三氟甲基苯胺 4-Nitro-5-amino-2-trifluormethyl-toluol 1813-24-7 C8H7F3N2O2
    5-甲基-2-硝基-4,5,6,7-四氢吡唑并[1,5-a]-吡嗪 5-methyl-2-nitro-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine 1227210-32-3 C7H10N4O2
    5-甲基-2-硝基-3-氧代己酸甲酯 methyl 5-methyl-2-nitro-3-oxohexanoate 1184917-62-1 C8H13NO5
    5-甲基-2-甲亚基-7-(丙烷-2-基)-1a,2,7,7a-四氢萘并[2,3-b]噁丙烯-4-醇 2-Naphthalenol, 6,7-epoxy-5,6,7,8-tetrahydro-5-isopropyl-3-methyl-8-methylene- 112899-61-3 C15H18O2
    5-甲基-2-环己烯-1-酮-3-硼酸频那醇酯 5-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-2-enone 1187055-94-2 C13H21BO3
    5-甲基-2-环己烯-1-甲腈 5-methyl-2-cyclohexene-1-carbonitrile 105736-04-7 C8H11N
    5-甲基-2-氨基-4-氰基吡啶 2-Amino-5-methylisonicotinonitrile 1033203-36-9 C7H7N3
    5-甲基-2-氧代-3-苯基环戊烷甲酸甲酯 methyl 5-methyl-2-oxo-3-phenylcyclopentanecarboxylate 104620-38-4 C14H16O3
    5-甲基-2-氧代-3-哌啶羧酸乙酯 ethyl 2-oxo-5-methylpiperidine-3-carboxylate 102943-16-8 C9H15NO3
    5-甲基-2-氧代-1H-吡啶-3-甲醛 2-hydroxy-5-methylnicotinaldehyde 1227575-72-5 C7H7NO2