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    中文名称 英文名称 CAS号 化学式
    4H-苯并[a]喹嗪-1-羧酸,10-氯-4-羰基-3-苯基- 10-chloro-4-oxo-3-phenyl-4H-benzo<a>quinolizine-1-carboxylic acid 104604-82-2 C20H12ClNO3
    4H-苯并[4,5]环庚三烯并[1,2-b]噻吩-4,9-亚胺,9,10-二氢-4-甲基- 1,2-Dioleoyl-3-(9-(3-perylenoyl)nonanoyl)glycerol 84408-51-5 C69H98O7
    4H-色烯并[4,3-d][1,3]噻唑-2-胺 2-amino-4H-<1>benzopyrano<4,3-d>thiazole 31877-68-6 C10H8N2OS
    4H-环氧乙烷[3,4]环戊丙[1,2-b]呋喃-酮,六氢,(1aR,2aS,5a,5b)- (1aS,2aR,5aR,5bR)-hexahydro-4H-oxireno[3,4]cyclopenta[1,2-b]furan-4-one 54483-30-6 C7H8O3
    4H-环戊并[2,1-B:3,4-B']二噻吩-4-酮 4H-cyclopenta[2,1-b:3,4-b']dithiophen-4-one 25796-77-4 C9H4OS2
    4H-环戊并(def)菲-4-醇 4H-cyclopenta<def>phenanthren-4-ol 64884-42-0 C15H10O
    4H-环戊基[lmn]菲啶-5,9-二酮 4H-cyclopenta<k,l,m>phenanthridine-5,9-dione 61479-80-9 C14H7NO2
    4H-环戊基[def]菲啶-4-酮 cyclopenta[def]phenanthren-4-one 5737-13-3 C15H8O
    4H-环戊二烯并[d]嘧啶 4H-Cyclopenta[d]pyrimidine 270-96-2 C7H6N2
    4H-环戊二烯并[b]噻吩,5-甲基- 4H-Cyclopenta[b]thiophene, 5-methyl- 14746-32-8 C8H8S
    4H-环戊二烯并[b]喹喔啉 4H-Cyclopenta[b]quinoxaline 269-66-9 C11H8N2
    4H-环戊二烯并[b]吡啶-4-硫酮,1,5,6,7-四氢-1-甲基- 1-Methyl-1,5,6,7-tetrahydro-[1]pyrindine-4-thione 101234-61-1 C9H11NS
    4H-环戊二烯并[5,6]萘并[2,1-d][1,3]噻唑 4H-Cyclopenta[5,6]naphtho[2,1-d]thiazole 19540-59-1 C14H9NS
    4H-环戊-1,3-二噁唑-6-醇,3a,6a-二氢-2,2,6a-三甲基-,6-乙酸酯,(3aR,6aR)- Auramycin G 83753-73-5 C41H53NO14
    4H-环戊-1,3-二噁唑,5-乙烯基-2,2-二乙基四氢-,(3aR,6aS)-rel- 6-Sulfoaminopenicillanic acid 83670-99-9 C8H12N2O6S2
    4H-环庚三烯并[d]异噻唑-4-酮,5-羟基-(9CI) C17 Azlactone 176665-11-5 C22H41NO2
    4H-环庚三烯并[b]噻吩-3-羧酸,5,6,7,8-四氢-2-[3-(羟甲基)-5-甲基-4H-1,2,4-三唑-4-基]-,甲基酯 2-(3-hidroximetil-5-metil-4H-1,2,4-triazol-4-il)-4,5-pentametilentiofeno-3-carboxilato de metilo 105920-90-9 C15H19N3O3S
    4H-环五菲 4H-Cyclopenta[def]phenanthrene 203-64-5 C15H10
    4H-环五噁唑-4,5-二醇,2-(二甲氨基)-3a,5,6,6a-四氢-6-(苯基甲氧基)甲基-,二苯酸酯(ester),3aS-(3a.α.,4.α.,5.β.,6.α.,6a.α.)- (1S,5S)-6-exo,7-endo-dibenzoyloxy-8-exo-benzyloxymethyl-3-dimethylamino-2-oxa-4-azabicyclo<3.3.0>octan-3-ene 165375-31-5 C30H30N2O6
    4H-环丁[去]喹啉 4H-Cyclobuta[de]quinoline 195503-38-9 C10H7N
    4H-氮杂环丙烯并[1,2-a][1,3]二氧杂环戊并[4,5-c]吡咯 2H,4H-Azireno[1,2-a][1,3]dioxolo[4,5-c]pyrrole 128389-83-3 C6H5NO2
    4H-噻喃-4-酮,3,5-二甲基- 3,5-dimethyl-thiopyran-4-one 18542-89-7 C7H8OS
    4H-噻喃-4-酮,2-(4-甲氧苯基)-6-苯基-,1,1-二氧化 2-(4-Methoxy-phenyl)-1,1-dioxo-6-phenyl-1H-1λ<sup>6</sup>-thiopyran-4-one 154316-56-0 C18H14O4S
    4H-噻喃-4-硫酮,2-(4-甲氧苯基)-6-苯基- 2-(4-Methoxyphenyl)-6-phenylthiopyran-4-thione 154316-33-3 C18H14OS2
    4H-噻喃-4-硫酮,2-(4-甲基苯基)-6-苯基- 2-phenyl-6-p-tolyl-4H-thiopyran-4-thione 154316-32-2 C18H14S2
    4H-噻唑[3,2-B]吡咯-5-甲酸 4H-thieno[3,2-b]pyrrole-5-carboxylic acid 39793-31-2 C7H5NO2S
    4H-噻吩并[3,4-b]呋喃-6-酮 Thieno[3,4-b]furan-6(4H)-one 143723-14-2 C6H4O2S
    4H-噻吩并[3,4-C]吡咯-4,6(5H)-二酮,1,3-二溴-5-甲基- 4H-Thieno[3,4-c]pyrrole-4,6(5H)-dione, 1,3-dibromo-5-methyl- 1353649-89-4 C7H3Br2NO2S
    4H-噻吩并[3,4-C]吡咯-4,6(5H)-二酮 1,3-dibromo-5-(2-octyldodecyl)thieno[3,4-c]pyrrole-4,6-dione 1234271-15-8 C26H41Br2NO2S
    4H-噻吩并[3,4-B]吡咯-2,5-二羧酸二乙酯 2,5-dicarbethoxythieno[3,2-b]pyrrole 89168-61-6 C12H13NO4S
    4H-噻吩并[3,2-c]苯并吡喃-2-羧酸 4H-thieno[3,2-c]-chromene-2-carboxylic acid 26268-04-2 C12H8O3S
    —— 4H-thieno<3,2-b>azepine-5,8(6H,7H)-dione 137046-61-8 C8H7NO2S
    4H-噻吩并[3,2-b]吡咯-5-羧酸甲酯 methyl 4H-thieno[3,2-b]pyrrole-5-carboxylate 82782-85-2 C8H7NO2S
    4H-噻吩并[3,2-b]吡咯-5(6H)-酮 4,6-dihydro-thieno[3,2-<i>b</i>]pyrrol-5-one 14298-19-2 C6H5NOS
    4H-噻吩并[3,2-b]吡咯,6-(甲基亚硫酰基)-5-(甲硫基)- 6-methylsulphinyl-5-methylthio-4H-thieno<3,2,-b>pyrrole 102820-44-0 C8H9NOS3
    4H-噻吩并[3,2-B]吡咯-5-甲酰肼 4H-thieno[3,2-b]pyrrole-5-carbohydrazide 119448-43-0 C7H7N3OS
    4H-噻吩并[3,2-B]吡咯-5-甲酰氯 4H-thieno[3,2-b]pyrrole-5-carbonyl chloride 182553-05-5 C7H4ClNOS
    4H-噻吩并[3,2-B]吡咯-2-羧酸 4H-thieno[3,2-b]pyrrole-2-carboxylic acid 1007386-84-6 C7H5NO2S
    4H-噻吩并[2,3-c]吡咯-2-甲醛,5,6-二氢-4,4,6,6-四甲基- Sodium;1-(cyclohexen-1-yl)-5,5-diethyl-4,6-dioxopyrimidin-2-olate —— C14H19N2NaO3
    4H-噻吩并[2,3-b]噻喃-6-乙酸,5,6-二氢-4-羰基-,乙基酯 ethyl 5,6-dihydro-4-oxo-4H-thieno[2,3-b]-thiopyran-6-ylacetate 138302-57-5 C11H12O3S2
    4H-噻吩[3,2-b]吡咯-5-羧酸乙酯 ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate 46193-76-4 C9H9NO2S
    4H-嘧啶并[5,4-d][1,3]恶嗪 4H-Pyrimido[5,4-d][1,3]oxazine 28647-47-4 C6H5N3O
    4H-嘧啶并[2,1-b]喹唑啉-4-酮,6,11-二氢-11-甲基- 2-(Ethylsulfanyl)-6-methoxy-1h-benzimidazole 97148-48-6 C10H12N2OS
    4H-嘧啶并[2,1-b]喹唑啉-4-酮,2,3,6,11-四氢-11-甲基- Ethylbis(2-hydroxyethyl)octadecenylammonium ethyl sulphate 97692-50-7 C26H55NO6S
    4H-嘧啶并[1,2-c]蝶啶,6,8,9,10-四氢-6-甲基-,二盐酸 9-Methyl-7,8,9,10-tetrahydro-6H-1,4,5,8a,10-pentaaza-phenanthrene; hydrochloride 139293-89-3 C10H13N5*2ClH
    4H-嘧啶并[1,2-c]蝶啶,6,8,9,10-四氢-6,6-二甲基-,盐酸盐 9,9-Dimethyl-7,8,9,10-tetrahydro-6H-1,4,5,8a,10-pentaaza-phenanthrene; hydrochloride 139294-07-8 C11H15N5*ClH
    4H-喹啉-3-羧酸,8-氯-1-环丙基-7-氟-9-甲基-4-氧代乙基酯 ethyl 8-chloro-1-cyclopropyl-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylate 169749-89-7 C16H15ClFNO3
    4H-喹啉-1-羧酸甲酯 1-(Methoxycarbonyl)-1,4-dihydrochinolin 51483-72-8 C11H11NO2
    4H-喹啉-1,2-二腈 1,2-Dicyano-1,4-dihydro-chinolin 830-61-5 C11H7N3
    4H-咪唑并[4,5-d]哒嗪-4-酮,3,5-二氢-5-[(苯基甲氧基)甲基]- Potassium nonylphenolate 27936-43-2 C15H23KO