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    中文名称 英文名称 CAS号 化学式
    4-[(1,1-二甲基乙氧基)羰基]-2-氧代-1-哌嗪乙酸 2-(4-(tert-butoxycarbonyl)-2-oxopiperazin-1-yl)acetic acid 549506-47-0 C11H18N2O5
    4-O-苯甲酰基吡哆辛 α<sup>4</sup>-O-Benzoyl-pyridoxol 5223-10-9 C15H15NO4
    4-O-苯甲基-D-葡萄烯糖 4-O-benzyl-D-glucal 58871-11-7 C13H16O4
    4-O-甲基-胸苷 O<sup>4</sup>-methyl thymidine 50591-13-4 C11H16N2O5
    4-O-乙酰基-alpha-N-乙酰神经胺基-(2-3)-乳糖 (2S,4S,5R,6R)-5-acetamido-4-acetyloxy-2-[(2R,3S,4S,5R,6S)-3,5-dihydroxy-2-(hydroxymethyl)-6-[(2R,3R,4R,5R)-1,2,4,5-tetrahydroxy-6-oxohexan-3-yl]oxyoxan-4-yl]oxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid 53248-77-4 C25H41NO20
    4-O-beta-吡喃半乳糖基-D-吡喃甘露糖 epilactose 50468-56-9 C12H22O11
    4-O-beta-D-吡喃葡萄糖基-D-山梨糖醇 cellobiitol 535-94-4 C12H24O11
    4-O-beta-D-吡喃半乳糖基-D-山梨糖醇月桂酸酯 dodecanoic acid;(2S,3R,4R,5R)-4-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexane-1,2,3,5,6-pentol 55838-75-0 C24H48O13
    4-O-(2-氨基-2-脱氧-alpha-D-吡喃葡萄糖基)-6-O-(2-氨基-2-脱氧-alpha-D-吡喃木糖基)-2-脱氧-D-链霉胺 Seldomycin factor 1 56276-04-1 C17H34N4O10
    4-O-(2-氨基-2-脱氧-alpha-D-吡喃葡萄糖基)-5-O-[3-O-(2,6-二氨基-2,6-二脱氧-alpha-D-吡喃葡萄糖基)-beta-D-呋喃核糖基]-2-脱氧-D-链霉胺 Neomycin F 51795-47-2 C23H45N5O14
    4-O-(2-氨基-2-脱氧-alpha-D-吡喃葡萄糖基)-2-脱氧-D-链霉胺 Paromamine 534-47-4 C12H25N3O7
    4-O-(2,3,4,6-四-O-乙酰基-beta-D-吡喃葡萄糖基)-D-葡萄糖酸腈2,3,5,6-四乙酸酯 octa-O-acetylcellobiononitrile 5120-84-3 C28H37NO18
    4-N-戊基苯甲酸4-n-辛基氧基苯酯 4-(Octyloxy)phenyl 4-pentylbenzoate 50649-64-4 C26H36O3
    4-N-戊基苯甲酸4-n-丁氧基苯酯 4-Pentyl-benzoic acid 4-butoxy-phenyl ester 51128-24-6 C22H28O3
    4-N-丁氧基苯甲腈 4-butoxybenzonitrile 5203-14-5 C11H13NO
    4-N-丁基苄胺 4-n-butylbenzylamine 57802-79-6 C11H17N
    4-N-2',3',5'-O-四乙酰胞苷 4-N-2',3',5'-O-tetraacetylcytidine 5040-18-6 C17H21N3O9
    4-N,N-二甲基氨基苯甲酸丁酯 butyl p-N,N-dimethylaminobenzoate 57754-81-1 C13H19NO2
    4-C乙氧基甲酰-2-乙基-3-甲基-2-环己基-1-酮 ethyl 3-ethyl-2-methyl-4-oxocyclohex-2-enecarboxylate 51051-65-1 C12H18O3
    4-BOC-3-氰基吗啉 tert-butyl 3-cyanomorpholine-4-carboxylate 518047-40-0 C10H16N2O3
    4-4-甲氧基苯基丁-2-胺 (+)-(R)-1-Methyl-3-(4-methoxyphenyl)-1-propylamine 51062-15-8 C11H17NO
    4-2-胺苯基吗啉 2-morpholinoaniline 5585-33-1 C10H14N2O
    4-(间氯苯氧基)苯胺 N-(5-amino-2-chlorophenyl)acetamide 56705-51-2 C12H10ClNO
    4-(金刚烷-1-氧基)-苯胺 4-(1-Adamantyloxy)aniline 56714-39-7 C16H21NO
    4-(金刚烷-1-氧基)-苯甲酸 4-(1-adamantyloxy)benzoic acid 56714-60-4 C17H20O3
    4-(邻羧基苯基)-3,5-二苯基(1,2,4)三唑 4-(o-carboxyphenyl)-3,5-diphenyl(1,2,4) triazole 57366-34-4 C21H15N3O2
    4-(邻甲苯基偶氮)间甲苯胺 4-Amino-2.2'-dimethyl-azobenzol 5014-86-8 C14H15N3
    4-(邻甲苯基偶氮)-2-甲基苯酚 o-CRESOL, p-(o-TOLYLAZO)- 57598-00-2 C14H14N2O
    4-(辛基氧基)苯甲酸4-氰基苯基酯 4-cyanophenyl 4'-octyloxybenzoate 50793-89-0 C22H25NO3
    4-(苯磺酰基)-7-(1-哌啶基)苯并呋咱1-氧化物 4-Phenylsulfonyl-7-piperidinobenzofuroxan 58131-56-9 C17H17N3O4S
    4-(苯磺酰基)-7-(1-哌啶基)苯并呋咱 4-Phenylsulfonyl-7-piperidinobenzofuran 53619-80-0 C17H17N3O3S
    4-(苯甲酰氧基)苯基-4-硝基苯甲酸甲酯 4-Nitro-benzoic acid 4-benzoyloxy-phenyl ester 59138-51-1 C20H13NO6
    4-(苯甲酰基氨基)苯甲酸 p-benzamidobenzoic acid 582-80-9 C14H11NO3
    4-(苯甲酰基氨基)苯基(5Z,11alpha,13E,15S)-11,15-二羟基-9-氧代前列腺-5,13-二烯-1-酸酯 prostaglandin E2 p-benzamidophenyl ester 57790-53-1 C33H41NO6
    4-(苯甲酰基)-3-氨基磺酰基-5-(噻吩-3-基甲氧基)苯甲酸 4-benzoyl-3-sulfamoyl-5-thiophen-3-ylmethoxy-benzoic acid 54591-38-7 C19H15NO6S2
    4-(苯氧基甲基)苯酚 4-Hydroxy-α-phenoxy-toluol 55846-07-6 C13H12O2
    4-(苯氧基甲基)苯胺 phenyl 4-aminobenzyl ether 57181-90-5 C13H13NO
    4-(苯氧基甲基)苯甲酰氯 4-phenoxymethyl-benzoyl chloride 591235-76-6 C14H11ClO2
    4-(苯氧基甲基)-1-苯基三唑 4‐(phenoxymethyl)‐1‐phenyl‐1H‐1,2,3‐triazole 58432-25-0 C15H13N3O
    4-(苯基磺酰基)苯-1,2-二胺 4-benzenesulfonyl-<i>o</i>-phenylenediamine 54029-75-3 C12H12N2O2S
    4-(苯基磺酰基)吗啉 4-benzenesulfonylmorpholine 5033-21-6 C10H13NO3S
    4-(苯基甲基)苯硼酸 (4-benzylphenyl)boronic acid 56311-13-8 C13H13BO2
    4-(苯基偶氮)苄基氯甲酸酯 PAZ-Cl 55592-99-9 C14H11ClN2O2
    4-(苯亚甲基氨基)苯磺酰胺 4-(benzylideneamino)benzenesulfonamide 5877-53-2 C13H12N2O2S
    4-(苯乙炔基)苯甲醛 4-phenylethynylbenzaldehyde 57341-98-7 C15H10O
    4-(苄氧基)苯磺酸 p-benzyloxybenzenesulfonic acid 5950-16-3 C13H12O4S
    4-(苄氧基)苯甲酸乙酯 ethyl 4-(benzyloxy)benzoate 56441-55-5 C16H16O3
    4-(苄氧基)苯-1,2-二羧酸 4-(benzyloxy)benzene-1,2-dicarboxylic acid 5840-66-4 C15H12O5
    4-(苄氧基)-alpha-[[叔丁基氨基]甲基]-间二甲苯-alpha,alpha'-二醇 O-benzyl salbutamol 56796-66-8 C20H27NO3
    4-(苄氧基)-N,N-二甲基-吲哚-3-乙醛酰胺 2-(4-(benzyloxy)-1H-indol-3-yl)-N,N-dimethyl-2-oxoacetamide 52061-51-5 C19H18N2O3