• 4H-Imidazo[4,5-c]pyridin-4-one,2,6-diamino-3,5-dihydro-
• 103438-45-5
• C6H7 N5 O
• 0
• .

• 4H-Cyclopenta[b]thiophene-2-carboxylicacid, 5,6-dihydro-
• 40133-06-0
• C₈H₈O₂S
• 168.21
• .

• 4H-1,3-Dioxino[4,5-c]pyridine-5-methanol,2,2,8-trimethyl-
• 1136-52-3
• C11H15 N O3
• 214-498-4
• 209.2417
• .

• 4-Cyclohexene-1,3-dione,5-hydroxy-2,2,6,6-tetramethyl-4-(1-oxo-3-phenylpropyl)-
• 10499-26-0
• C19H22 O4
• 314.3756
• .

• 4-Quinolinol,2,8-dimethyl-
• 15644-80-1
• C₁₁H₁₁NO
• 173.21
• .

• 4-Dibenzofurancarboxaldehyde
• 96706-46-6
• C13H8 O2
• 196.2
• .

• 4H-Imidazo[4,5-c]pyridin-4-one,2-[[2-[[6-[[6-(acetylamino)-3-amino-1-oxohexyl]amino]-3-amino-1-oxohexyl]amino]-4-O-(aminocarbonyl)-2-deoxy-b-D-gulopyranosyl]amino]-1,3a,5,6,7,7a-hexahydro-7-hydroxy-,[3aS-[2[R*(R*)],3aa,7a,7ab]]- (9CI)
• 52599-88-9
• C27H48 N10 O10
• 0
• .

• 4-Imidazolidinone,5-[(2-chlorophenyl)methylene]-3-(4-methylphenyl)-2-thioxo-
• 15985-16-7
• C17H13 Cl N2 O S
• 328.8159
• .

• 4H-1-Benzopyran-4-one,5-hydroxy-7,8-dimethoxy-2-(2,3,4,5-tetramethoxyphenyl)-
• 144525-25-7
• C21H22 O9
• .

• 4H-3a,7-Methanoazulen-4-one,octahydro-3,6,8,8-tetramethyl-
• 84731-77-1
• C15H24 O
• 283-837-6
• 220.35046
• .

• 4(1H)-Quinolinone,2-(1-ethylpropyl)-1-methyl-
• 126365-17-1
• C15H19 N O
• 0
• .

• 4-Piperidinecarboxamide,4-phenyl-, hydrochloride (1:1)
• 59083-35-1
• C12H16 N2 O . Cl H
• 261-591-0
• 240.72918
• .

• 4H-1-Benzopyran-4-one,2,3-dihydro-5,7-dihydroxy-3-(3-hydroxy-6,6,9-trimethyl-6H-dibenzo[b,d]pyran-2-yl)-,(-)-
• 160098-94-2
• C25H22 O6
• .

• 4H-1-Benzothiopyran-4-one,2,3-dihydro-6-methoxy-3-[(4-methoxyphenyl)methylene]-, (Z)- (9CI)
• 130689-04-2
• C18H16 O3 S
• 312.3828
• .

• 4(3H)-Pyrimidinone,2-[[1-[1-[(4-methoxyphenyl)methyl]-1H-benzimidazol-2-yl]-4-piperidinyl]methylamino]-
• 108612-64-2
• C25H28 N6 O2
• 444.5288
• .

• 4H-2,3,7-[1,3]Butadien[1]yl[4]ylidene-15,18-etheno-9,13-metheno-19H-[1,3]dioxolo[4,5-x]pyrido[2,3,4-tu]-1,14,6-benzodioxaazacyclodocosine,5,6,7,8,19a,20,21,22-octahydro-12,23,32,33-tetramethoxy-6,20-dimethyl-,(7S,19aS)- (9CI)
• 27764-06-3
• C39H42 N2 O8
• 666.7594
• .

• 4-Piperidinol,1-[2-(10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)ethyl]-4-phenyl-,4-propanoate, hydrobromide (1:1)
• 14120-80-0
• C31H33 N O2 . Br H
• 532.5112
• .

• 4H-1,3-Thiazino[5,6-b]quinoxalin-4-one,2-[[4-(1-methylethyl)phenyl]amino]-
• 154371-16-1
• C19H16 N4 O S
• 348.4215
• .

• 4-Acridinecarboxamide,9-amino-8-chloro-N-[2-(dimethylamino)ethyl]-, hydrochloride (1:2)
• 100113-11-9
• C18H19 Cl N4 O . 2 Cl H
• 415.7445
• .

• 4-Piperidinol,1-butyl-4-(3-pyridinyl)-, 4-propanoate, hydrochloride (1:2)
• 63916-42-7
• C17H26 N2 O2 . 2 Cl H
• 363.3224
• .

• 4H-1-Benzopyran-4-one,2,3-dihydro-5-hydroxy-2-[4-hydroxy-3-[5-hydroxy-7-methoxy-2-(4-methoxyphenyl)-4-oxo-4H-1-benzopyran-8-yl]phenyl]-7-methoxy-,(2S)-
• 110382-42-8
• C33H26 O10
• .

• 4-Cyclohexene-1,3-dione,2-ethyl-6-(hydroxymethylene)-2-methyl-5-[(1R)-1-methylpropyl]-, (2R)-rel-(+)-
• 108354-30-9
• C14H20 O3
• .

• 4,6(1H,5H)-Pyrimidinedione,1-(2,3-dichlorophenyl)dihydro-5-[(4-hydroxy-3-methoxyphenyl)methylene]-3-[4-(4-morpholinyl)phenyl]-2-thioxo-
• 121608-28-4
• C28H23 Cl2 N3 O5 S
• 584.4703
• .

• 4(1H)-Quinazolinone,2,3-dihydro-3-(3-methylphenyl)-2-thioxo-
• 37641-49-9
• C15H12 N2 O S
• 0
• .

• 4-Pyridinepropanoicacid
• 6318-43-0
• C₈H₉NO₂
• 151.1626
• .

• 4H-1-Benzopyran-4-one,3-[(O-6-deoxy-a-L-mannopyranosyl-(1®6)-O-[b-D-xylopyranosyl-(1®2)]-b-D-glucopyranosyl)oxy]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-
• 129235-39-8
• C32H38 O20
• 742.6321
• .

• 4-Thiazolidinone,5-[(4-chlorophenyl)methylene]-3-methyl-2-thioxo-
• 23517-83-1
• C11H8 Cl N O S2
• 269.77032
• .

• 4-Pyrimidinecarboxylicacid, 6-amino-1,2-dihydro-5-methyl-2-thioxo-
• 13166-59-1
• C6H7 N3 O2 S
• 0
• .

• 4H-Dibenzo[de,g]quinoline-3,7-diol,5,6,6a,7-tetrahydro-1,2-dimethoxy-, (6aS,7S)-
• 112494-67-4
• C18H19 N O4
• 313.3478
• .

• 4H-1-Benzopyran-4-one, 7-((6-O-(6-deoxy-alpha-l-mannopyranosyl)-beta-d-glucopyranosyl)oxy)-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-, phosphate, sodium salt
• 12707-67-4
• C₂₈H₃₃NaO₁₈P
• 235-779-8
• 734.504121
• .

• 4H-1-Benzopyran-4-one,3-[[2-O-(6-deoxy-a-L-mannopyranosyl)-b-D-glucopyranosyl]oxy]-2-(3,4-dihydroxyphenyl)-5-hydroxy-7-methoxy-
• 101330-77-2
• C28H32 O16
• 624.5441
• .

• 4-Thiazolecarboxylicacid, 2-[(1S,2S,3R)-1-amino-2,3-dihydroxy-2-methylbutyl]-
• 25495-75-4
• C9H14 N2 O4 S
• .

• 4-Pyrimidinecarboxylicacid, 1,4,5,6-tetrahydro-2-methyl-4-(b-D-ribofuranosyloxy)-, (4R)- (9CI)
• 102731-62-4
• C11H18 N2 O7
• 0
• .

• 4H,8H-Benzo[1,2-b:3,4-b']dipyran-4-one,2,3-dihydro-3-hydroxy-2-[4-hydroxy-3-(3-methyl-2-butenyl)phenyl]-8,8-dimethyl-,(2R,3R)- (9CI)
• 220860-37-7
• C25H26 O5
• .

• 4H-3,8a-Methanofuro[2',3':6,7]azonino[5,4-b]indol-14-one,2,3,3a,5,6,7,8,13,13a,13b-decahydro-13a-hydroxy-12-[(1S)-2-hydroxy-1-methoxyethoxy]-2,6-dimethyl-,(2R,3R,3aS,8aR,13aR,13bR)- (9CI)
• 29474-90-6
• C22H30 N2 O6
• 0
• .

• 4H-1-Benzopyran-4-one, 5,7-dihydroxy-6-methoxy-2-phenyl-
• 480-11-5
• C₁₆H₁₂O₅
• 284.2635
• .

• 4-Oxatricyclo[4.3.0.02,8]nonane(8CI,9CI)
• 250-19-1
• C8H12 O
• .

• 4H-1,3-Benzoxazin-4-one,6-chloro-2-(2-chloropropyl)-2,3-dihydro-3-hydroxy-
• 63482-60-0
• C11H11 Cl2 N O3
• 264-266-1
• 276.11594
• .

• 4,7a-Methano-3H,7aH-cyclopenta[e]furo[3,4-c]oxocin-3,6(7H)-dione,octahydro-3a,7,10a-trihydroxy-8,10b-dimethyl-, (3aR,4R,7R,7aS,8R,10aR,10bS)-
• 114687-98-8
• C15H20 O7
• 312.3151
• .

• 4H-1,3-Benzoxazin-4-one,2,3-dihydro-3-(4-methoxybenzoyl)-2-[4-(trifluoromethyl)phenyl]-
• 103952-84-7
• C23H16 F3 N O4
• 427.37265
• .

• 4,8-Ethenopyrrolo[3',4':3,4]cyclobut[1,2-f]isoindole-2,6-diaceticacid, 1,3,3a,3b,4,4a,5,7,7a,8,8a,8b-dodecahydro-a2,a6-bis(2-methylpropyl)-1,3,5,7-tetraoxo-
• 122504-22-7
• C26H32 N2 O8
• 500.5409
• .

• 4H-Imidazol-4-one,3,5-dihydro-5-[(4-nitrophenyl)methylene]-3-[[(2-nitrophenyl)methylene]amino]-2-phenyl-
• 126293-46-7
• C23H15 N5 O5
• 441.3957
• .

• 4-Morpholinebutanamide,a-(1-methylethyl)-a-1-naphthalenyl-
• 1506-00-9
• C21H28 N2 O2
• 340.4592
• .

• 4H-Pyrrolo[2,3-d]pyrimidine-4-thione,1,7-dihydro-7-b-D-ribofuranosyl-(9CI)
• 2864-21-3
• C11H13 N3 O4 S
• 283.3036
• .

• 4H-Imidazol-4-one,2-amino-5-ethylidene-1,5-dihydro-1-methyl-
• 119290-24-3
• C6H9 N3 O
• 0
• .

• 4(1H)-Quinazolinone,2,3,5,6,7,8-hexahydro-2-thioxo-
• 16064-21-4
• C8H10 N2 O S
• 182.24
• .

• 4H-1-Benzopyran-4-one,5,6-dihydroxy-7-methoxy-2-phenyl-
• 29550-13-8
• C16H12 O5
• 284.2635
• .

• 4-Thiazolidinone,3-[[[4-(4-morpholinylcarbonyl)phenyl]amino]methyl]-5-(phenylmethylene)-2-thioxo-
• 104183-47-3
• C22H21 N3 O3 S2
• 439.5504
• .

• 4H-1-Benzopyran-4-one,7-(b-D-glucopyranosyloxy)-3,5-dihydroxy-8-(3-hydroxy-3-methylbutyl)-2-(4-hydroxyphenyl)-
• 641-94-1
• C26H30 O12
• 534.5092
• .

• 4-Pyridinepropanamine, g-(4-chlorophenyl)-N,N,2-trimethyl-
• 101581-59-3
• C17H21 Cl N2
• 0
• .