• 4-Thiazolidinone,5-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methylene]-3-methyl-
• 107889-31-6
• C19H27 N O2 S
• 333.4882
• .

• 4(3H)-Pteridinone,2-amino-6-[[(4S,5R)-2,5-dihydroxy-2-oxido-1,3,2-dioxaphosphorinan-4-yl]carbonyl]-
• 122856-31-9
• C10H10 N5 O7 P
• 0
• .

• 4H-1-Benzopyran-4-one,6-chloro-2-methyl-3-(6-phenylimidazo[2,1-b]thiazol-3-yl)-
• 104819-37-6
• C21H13 Cl N2 O2 S
• 392.8581
• .

• 4H-Imidazo[1,5-a][1,4]benzodiazepine-3-carboxylicacid, 8-ethoxy-5,6-dihydro-5-methyl-6-oxo-, 1,1-dimethylethyl ester
• 162110-30-7
• C19H23 N3 O4
• .

• 4(3H)-Quinazolinone,3-[2-(3-nitrophenyl)-4-oxo-3-thiazolidinyl]-2-phenyl-
• 106873-27-2
• C23H16 N4 O4 S
• 444.4625
• .

• 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-6-b-D-glucopyranosyl-2,3-dihydro-3,5,7-trihydroxy-, (2R,3R)-
• 112494-39-0
• C21H22 O12
• 0
• .

• 4H-Thiopyran-4-thione
• 1120-94-1
• C5H4 S2
• 128.2153
• .

• 4H-1,3,2-Benzoxazaphosphorin-4-one,2,3-dihydro-2-phenyl-, 2-oxide
• 143000-14-0
• C13H10 N O3 P
• 0
• .

• 4H-1-Benzopyran-4-one,2-[3-[(6-deoxy-4-O-b-D-galactopyranosyl-a-L-mannopyranosyl)oxy]-4-hydroxy-5-methylphenyl]-2,3-dihydro-5,7-dihydroxy-,(2S)- (9CI)
• 111128-08-6
• C28H34 O15
• .

• 4,9-Dioxa-5,8-diazadodeca-5,7-diene-1,12-diaminium,N1,N1,N1,N12,N12,N12-hexamethyl-, iodide (1:2)
• 15107-12-7
• C14H32 N4 O2 . 2 I
• 542.2384
• .

• 4H-[1,2,4]Triazino[3,4-a]phthalazine,3-phenyl-7-(1-pyrrolidinyl)-
• 126650-73-5
• C20H19 N5
• 329.3984
• .

• 4H-1,13-Methano[1,7]dioxacyclotridecino[4,3-b]pyrrole-6,11-dione,10-ethylidene-2,7,8,9,10,13,14,14a-octahydro-7,14-dihydroxy-7-(hydroxymethyl)-8-methyl-,(7S,8R,10E,13R,14S,14aR)-
• 112156-54-4
• C18H25 N O7
• .

• 4(3H)-Quinazolinone,2-[(2-benzothiazolylsulfonyl)methyl]-6,8-dibromo-3-(2-chlorophenyl)-
• 108659-82-1
• C22H12 Br2 Cl N3 O3 S2
• 625.74
• .

• 4,7,10,13-Tetraoxaoctadecan-2-ol,5,8,11,15-tetramethyl-
• 125328-89-4
• C18H38 O5
• 334.49
• .

• 4H,10H-9a,13-Epoxy-15a,7-(epoxyethano)azepino[1,2-a]naphtho[2,1-g]quinoline-4,6,18(6aH)-trione,1,4a,5,7,7a,8,9,11,12,13,14,16,16a,16b-tetradecahydro-2,7,7a,11,16a-pentamethyl-,(4aS,6aS,7S,7aS,9aS,11S,13R,15aR,16aS,16bR)-
• 164991-65-5
• C29H39 N O5
• 0
• .

• 4-Thiazolidinone,3-amino-2-thioxo-
• 1438-16-0
• C₃H₄N₂OS₂
• 215-870-9
• 148.2067
• .

• 4,9-Dioxa-5,8-diazadodeca-5,7-diene-1,12-diaminium,N1,N1,N1,N12,N12,N12-hexamethyl-6,7-diphenyl-, iodide (1:2)
• 10238-12-7
• C26H40 N4 O2 . 2 I
• 694.4303
• .

• 4H-1-Benzopyran-4-one,2,3-dihydro-5,7-dihydroxy-6-methyl-2-phenyl-, (2S)-
• 11023-71-5
• C16H14 O4
• 234-254-0
• 270.27996
• .

• 4,7-Methano-1H-inden-1-ol,octahydro-, (1R,3aR,4R,7S,7aS)-rel- (9CI)
• 10271-47-3
• C10H16 O
• 233-612-3
• 152.23344
• .

• 4-Dibenzofuranol,3-[(diethylamino)methyl]-6,7,8,9-tetrahydro-, hydrochloride (1:1)
• 118638-05-4
• C17H23 N O2 . Cl H
• 309.831
• .

• 4H-Pyrrolo[3,2-d]pyrimidin-4-one,2-amino-3,5-dihydro-7-(3-thienylmethyl)-
• 132138-76-2
• C11H10 N4 O S
• 0
• .

• 4H-1-Benzopyran-4-one,3-[(2-O-b-D-glucopyranosyl-b-D-galactopyranosyl)oxy]-5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-
• 145937-28-6
• C28H32 O17
• 0
• .

• 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 3,3-dimethyl-7-oxo-6-[[(trifluoromethyl)sulfonyl]oxy]- (9CI)
• 107740-90-9
• C9H10 F3 N O6 S2
• 349.304
• .

• 4-(4-chlorophenyl)-2-phenyl-2-(1,2,4-triazol-1-ylmethyl)butanenitrile
• 119611-00-6
• C₁₉H₁₇ClN₄
• 336.82
• .

• 4H-1-Benzopyran-4-one,3-[4-(5,7-dihydroxy-3-methoxy-4-oxo-4H-1-benzopyran-2-yl)-2-hydroxy-3-(3-methyl-2-butenyl)phenoxy]-2,3-dihydro-2,3,5,7-tetrahydroxy-2-(4-hydroxyphenyl)-(9CI)
• 107882-40-6
• C36H30 O14
• .

• 4-Quinolinecarboxamide,2-amino-
• 16335-07-2
• C10H9 N3 O
• 187.198
• .

• 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-8-(2-O-b-D-xylopyranosyl-b-D-glucopyranosyl)-
• 11003-05-7
• C26H28 O15
• .

• 4(3H)-Pyrimidinone,2-ethyl-
• 14331-50-1
• C6H8 N2 O
• 124.14052
• .

• 4,6(1H,5H)-Pyrimidinedione,5-ethyl-2-(hydroxyamino)-5-(1-methylbutyl)-
• 102856-34-8
• C11H19 N3 O3
• 0
• .

• 4H-[1,3]Dioxolo[4,5-g]pyrimido[6,1-a]isoquinolin-4-one,2,3,6,7-tetrahydro-3,6-dimethyl-2-[(2,4,6-trimethylphenyl)imino]-,hydrochloride (1:1)
• 108446-04-4
• C24H25 N3 O3 . Cl H
• 439.9345
• .

• 4-Piperidinecarboxamide,1-[2-[(3R)-3-(3,4-dichlorophenyl)-1-(3,4,5-trimethoxybenzoyl)-3-pyrrolidinyl]ethyl]-4-phenyl-
• 167261-59-8
• C34H39 Cl2 N3 O5
• .

• 4-Pteridinamine,7-methyl-2-phenyl-
• 1026-10-4
• C13H11 N5
• 237.2599
• .

• 4H-1-Benzopyran-2-carboxylicacid, 5,5'-[[2-(sulfooxy)-1,3-propanediyl]bis(oxy)]bis[4-oxo-
• 107032-81-5
• C23H16 O14 S
• 548.4297
• .

• 4H-1-Benzopyran-4-one,7-(b-D-glucopyranosyloxy)-2,3-dihydro-2-(4-hydroxyphenyl)-5-methoxy-,(S)- (9CI)
• 110187-26-3
• C22H24 O10
• 448.42
• .

• 4(3H)-Quinazolinone,7-chloro-2-[[2-(dimethylamino)ethyl]thio]-3-phenyl-
• 15641-57-3
• C18H18 Cl N3 O S
• 359.873
• .

• 4H-1-Benzopyran-4-one,2-phenyl-, monohydroxy dimethoxy deriv.
• 118227-09-1
• C17H14 O5
• 300.3059
• .

• 4(3H)-Pyrimidinethione,2-amino-5-[3-[[4-(dimethylamino)phenyl]amino]propyl]-6-methyl-
• 17225-10-4
• C16H23 N5 S
• 317.4523
• .

• 4H-Cyclopenta[c]furan-4,5-diol,5,6-dihydro-6-(2-hydroxyethyl)-, (4R,5S,6R)-
• 124902-19-8
• C9H12 O4
• .

• 4H-1-Benzopyran-4-one,2-(1-methyl-1H-1,2,3-triazol-5-yl)-
• 119584-87-1
• C12H9 N3 O2
• 227.2188
• .

• 4(3H)-Quinazolinone,6,8-dibromo-3-[[5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl]methyl]-2-methyl-
• 106924-12-3
• C19H14 Br2 N4 O3
• 506.1475
• .

• 4H-Pyrido[4,3-f][1,4]oxazocin-4-one,3,6-dihydro-10-hydroxy-9-methyl-
• 158365-17-4
• C10H10 N2 O3
• 0
• .

• 4(3H)-Pyrimidinone,6-amino-2-methyl-5-propyl-
• 103980-54-7
• C8H13 N3 O
• 167.2083
• .

• 4-Pyrimidinecarboxylicacid, 1,2,3,6-tetrahydro-2,6-dioxo-,2-[[4-[bis(2-chloroethyl)amino]phenyl]methylene]hydrazide
• 1102-18-7
• C16H17 Cl2 N5 O3
• 398.2439
• .

• 4(3H)-Quinazolinone,7-chloro-2-ethyl-3-(3-methyl-5-isoxazolyl)-
• 144485-80-3
• C14H12 Cl N3 O2
• 289.717
• .

• 4(3H)-Pyrimidinone,2-[[4-[5-bromo-3-(hydroxymethyl)-2-pyridinyl]butyl]amino]-5-[(6-methyl-3-pyridinyl)methyl]-
• 120768-82-3
• C21H24 Br N5 O2
• .

• 4(1H)-Quinazolinone,1-ethyl-
• 16347-92-5
• C10H10 N2 O
• 174.1992
• .

• 4H-Imidazol-4-one,3-[[(2-chlorophenyl)methylene]amino]-3,5-dihydro-2-phenyl-5-(phenylmethylene)-
• 126293-19-4
• C23H16 Cl N3 O
• 385.8456
• .

• 4H-Pyrano[3,2-b]pyridin-4-one,2-(3-nitrophenyl)-
• 148190-25-4
• C14H8 N2 O4
• 268.2243
• .

• 4H-Imidazo[4,5-c]quinolin-4-one,5-butyl-1,5-dihydro-1,9-dimethyl-, hydrochloride (1:1)
• 133306-18-0
• C16H19 N3 O . Cl H
• 0
• .

• 4-Piperidinecarboxylicacid, 1-[[(4-chlorophenyl)amino]carbonyl]-4-phenyl-, ethyl ester
• 102395-63-1
• C21H23 Cl N2 O3
• 386.8719
• .