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    中文名称 英文名称 CAS号 化学式
    4′-乙氧基-2′-羟基-3′-甲基苯乙酮 1-(4-ethoxy-2-hydroxy-3-methylphenyl)ethanone 536723-94-1 C11H14O3
    4’6-二去甲基罂粟碱 4',6-Didemethyl Papaverine 57170-09-9 C18H17NO4
    4’-碘联苯-3-羧酸 4'-iodobiphenyl-3-carboxylic acid 57498-62-1 C13H9IO2
    4’-硝基[1,1’-联苯]-4-甲酸甲酯 methyl 4'-nitro-[1,1'-biphenyl]-4-carboxylate 5730-75-6 C14H11NO4
    4’-甲氧基联苯-4-甲醛 4-(4'-methoxyphenyl)benzaldehyde 52988-34-8 C14H12O2
    4’-甲氧基-3-硝基-1,1’-联苯 4-methoxy-3'-nitrobiphenyl 53059-31-7 C13H11NO3
    4’-溴[1,1’-联苯]-4-甲酸 4-(4-bromophenyl)benzoic acid 5731-11-3 C13H9BrO2
    4’-溴-[1,1’-联苯]-4-甲醛 4-formyl-4'-bromobiphenyl 50670-58-1 C13H9BrO
    4’-氯-4-氰基联苯 4-(4'-chlorophenyl)benzonitrile 57774-36-4 C13H8ClN
    4’-氨基-4-联苯基羧酸 4-(4-aminophenyl)benzoic acid 5730-78-9 C13H11NO2
    4’-戊基苯甲酸 4-氰基联苯酯 4'-Cyano-[1,1'-biphenyl]-4-yl 4-pentylbenzoate 59443-80-0 C25H23NO2
    4’-异丙基乙酰苯胺 N-(4-iso-propylphenyl)acetamide 5702-74-9 C11H15NO
    4’-乙基联苯-4-胺 4-amino-4'-ethylbiphenyl 5728-70-1 C14H15N
    4’-丙氧基苄基-4-氰基苯胺 4-Propyloxy-4'cyanoanilin 53764-56-0 C17H16N2O
    4’-三氟甲基联苯-4-磺酰氯 4'-(trifluoromethyl)-[1,1'-biphenyl]-4-sulfonyl chloride 524046-23-9 C13H8ClF3O2S
    4’-(甲氧羰基)联苯-4-硼酸 (4'-(methoxycarbonyl)-[1,1'-biphenyl]-4-yl)boronic acid 501944-43-0 C14H13BO4
    4’-(2-甲基丁氧基)-4-联二苯腈 (S)-(+)-4-cyano-4'-(2-methyl-1-butoxy)biphenyl 58600-86-5 C18H19NO
    4β，25-二羟基维生素D3 4beta,25-Dihydroxy vitamin D3 573951-39-0 C27H44O3
    4beta-甲基-5-苯基恶唑烷-2-酮 4-methyl-5-phenyl-2-oxazolidinone 54418-69-8 C10H11NO2
    4beta,15-二乙酰氧基-12,13-环氧单端孢霉-9-烯-3alpha,7alpha-二醇 Trichothec-9-ene-3,4,7,15-tetrol, 12,13-epoxy-, 4,15-diacetate, (3alpha,4beta,7alpha)- 59121-84-5 C19H26O8
    4b,5,9b,10-四氢茚并[2,1-a]茚 4b,5,9b,10-tetrahydroindeno<2,1a>indene 5695-17-0 C16H14
    4alpha-甲基-7-丙-2-基-1,3,4,5,6,7,8,8alpha-八氢萘-2-酮 2(1H)-Naphthalenone, octahydro-4a-methyl-7-(1-methylethyl)-. (4aalpha,7beta,8abeta)- 54594-42-2 C14H24O
    4alpha-佛波醇-12,13-二乙酸酯 4alpha-Phorbol 12,13-diacetate 56144-62-8 C24H32O8
    4alpha,9-环氧瑟烷-3beta,4,7alpha,14,15alpha,16beta,20-七醇 3,7-二乙酸酯 15-[(R)-2-甲基丁酸酯] 3β,7α-diacetoxy-4α,9-epoxy-15α-((<i>R</i>)-2-methyl-butyryloxy)-5β-cevane-4β,14,16β,20-tetraol 508-66-7 C36H55NO11
    4a,9-环氧瑟烷-3b,4,7a,14,15a,16b,20-七醇 germine 508-65-6 C27H43NO8
    4a,8a-乙桥萘 9,10-Dihydro-9,10-aethano-naphthalin 5181-34-0 C12H12
    4a,8,12b-三羟基-4-甲基-1H-苯并[a]蒽-2,7,12-三酮 4a,8,12b-Trihydroxy-4-methyl-4a,12b-dihydro-1H-benzo[a]anthracene-2,7,12-trione 56257-16-0 C19H14O6
    4H-茚并[1,2-B]噻吩-4-酮 4H-indeno[1,2-b]thiophen-4-one 5706-08-1 C11H6OS
    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-环戊基[def]菲啶-4-酮 cyclopenta[def]phenanthren-4-one 5737-13-3 C15H8O
    4H-喹啉-1-羧酸甲酯 1-(Methoxycarbonyl)-1,4-dihydrochinolin 51483-72-8 C11H11NO2
    4H-咪唑-4-酮,3,5-二氢-5-(苯基亚甲基)- 9beta,11beta-Epoxy-21-hydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 21-acetate 52092-65-6 C24H30O5
    4H-吲哚-4-酮,1,5,6,7-四氢-2,3-二甲基-5-[(1-丙炔-1-基氨基)甲基]- Isoanantine 50656-85-4 C15H15N3O
    4H-1-苯并吡喃-4-酮, 2,3-二氢-5,7-二甲氧基 5,7-dimethoxychroman-4-one 54107-66-3 C11H12O4
    4H-1,2-苯并恶嗪-3-甲酸甲酯 3-methoxycarbonyl-4H-1,2-benzoxazine 538342-16-4 C10H9NO3
    倍半碳酸钠 Sodium sesquicarbonate 533-96-0 C2HNa3O6
    4H,5H,6H-环戊二烯并[D][1,3]噻唑 5,6-dihydro-4<i>H</i>-cyclopentathiazole 5661-10-9 C6H7NS
    4BETA-羟基醉茄内酯E 4β-hydroxywithanolide E 54334-04-2 C28H38O8
    4B,10alpha-二氢-4B-苯基苯并[b]苯并[3,4]环丁并[1,2-e][1,4]二恶英 Benzo[b]benzo[3,4]cyclobuta[1,2-e][1,4]dioxin, 4b,10a-dihydro-4b-phenyl- 53486-88-7 C20H14O2
    44-(壬基苯氧基)-3,6,9,12,15,18,21,24,27,30,33,36,39,42-十四氧杂四十四烷醇 44-(Nonylphenoxy)-3,6,9,12,15,18,21,24,27,30,33,36,39,42-tetradecaoxatetratetracontanol 57321-10-5 C45H84O16
    432-（26-二氧代哌啶-3-基）-5-硝基异吲哚-13-二酮 2-(2,6-dioxopiperidin-3-yl)-5-nitroisoindoline-1,3-dione 55003-81-1 C13H9N3O6
    42-(二甲基亚膦酰)雷帕霉素 Ridaforolimus 572924-54-0 C53H84NO14P
    4-（二巯基亚甲基）-2-甲基-6-（对二甲氨基苯乙烯基）-4H-吡喃 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran 51325-91-8 C19H17N3O
    4-（乙硫基）-6-甲基-1,3,5-三嗪-2-胺 4-ethylsulfanyl-6-methyl-[1,3,5]triazin-2-ylamine 57639-45-9 C6H10N4S
    4-（4-氯-2-硝基-苯氧基）苯甲醛 4-(4-Chloro-2-nitro-phenoxy)-benzaldehyde 56135-50-3 C13H8ClNO4
    4-（3-氯丙基氧基）-3-甲氧基苯乙酮 4-(3-chloropropoxy)-3-methoxyacetophenone 58113-30-7 C12H15ClO3
    4-（2-吡啶基）-噻唑-2-羧酸 4-(pyridin-2-yl)thiazole-2-carboxylic acid 59020-45-0 C9H6N2O2S
    4-（2,6-二甲基-2-庚基）苯酚 4(2',6'-dimethyl-2'-heptyl)-phenol 521947-27-3 C15H24O
    4-马来酰亚胺丁酸 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanoic acid 57078-98-5 C8H9NO4
    4-香豆酸 p-Coumaric Acid 501-98-4 C9H8O3