• 4H-1,2,4-Triazole,4-methyl-3-(methylsulfinyl)-5-(2-thienyl)-
• 116850-55-6
• C8H9 N3 O S2
• 227.3066
• .

• 4H-1-Benzopyran-4-one,3-[(O-D-apio-b-D-furanosyl-(1®2)-O-[6-deoxy-a-L-mannopyranosyl-(1®6)]-b-D-galactopyranosyl)oxy]-5,7-dihydro-2-(4-hydroxyphenyl)-(9CI)
• 132185-73-0
• C32H38 O19
• 0
• .

• 4H-[1,2,4]Triazolo[4,3-a][1,4]benzodiazepine,8-(chloromethyl)-6-phenyl-
• 111596-99-7
• C17H13 Cl N4
• 308.7649
• .

• 4-Pentynoic acid,3-[[4-[[4-(aminoiminomethyl)phenyl]amino]-1,4-dioxobutyl]amino]-, (3S)-
• 149193-61-3
• C16H18 N4 O4
• .

• 4-Acridinecarboxamide,N-[6-(dimethylamino)hexyl]-
• 106626-60-2
• C22H27 N3 O
• 349.4693
• .

• 4-Quinolinecarboxylicacid, 2-(4-pyridinylamino)-
• 171204-20-9
• C15H11 N3 O2
• 265.2667
• .

• 4H-1-Benzopyran-2-carboxamide,4-oxo-N-[4-[(2-thiazolylamino)sulfonyl]phenyl]-
• 19730-07-5
• C19H13 N3 O5 S2
• 0
• .

• 4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-5-hydroxy-3,7-dimethoxy-
• 1245-15-4
• C19H18 O7
• 214-991-4
• 358.34
• .

• 4H-Indazol-4-one,1,5,6,7-tetrahydro-1-phenyl-, oxime
• 118536-68-8
• C13H13 N3 O
• 227.2618
• .

• 4H-1,2,4-Benzothiadiazine,3-(3,5-dimethyl-1H-pyrazol-1-yl)-4-phenyl-, 1,1-dioxide
• 107089-84-9
• C18H16 N4 O2 S
• 352.4102
• .

• 4-Thiazolidinone,3,3'-(1,2-ethanediyl)bis[2-(2-thienyl)-, (R*,R*)- (9CI)
• 131420-37-6
• C16H16 N2 O2 S4
• 396.5704
• .

• 4H-1-Benzopyran-4-one,7-(1,5-dimethylhexyl)-3-phenyl-
• 146935-07-1
• C23H26 O2
• 0
• .

• 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 3,3-dimethyl-7-oxo-6-[(phenylacetyl)amino]- (2S,5R,6R)-,3-[(2-methyl-1-oxopropoxy)methyl]phenyl ester (9CI)
• 151287-22-8
• C27H30 N2 O6 S
• 0
• .

• 4-Piperidinecarboxylicacid, 1-methyl-4-[(phenoxycarbonyl)oxy]-, methyl ester
• 101418-13-7
• C15H19 N O5
• 293.3151
• .

• 4H-1,3-Thiazin-2-amine,N-[2-chloro-5-(trifluoromethyl)phenyl]-5,6-dihydro-
• 102396-02-1
• C11H10 Cl F3 N2 S
• 294.7237
• .

• 4H-Imidazo[1,5-a][1,4]benzodiazepine-3-carboxamide,6-(2-bromophenyl)-8-fluoro-
• 151271-08-8
• C18H12 Br F N4 O
• 0
• .

• 4-Acridinecarboxamide,9-amino-N-[2-(dimethylamino)ethyl]-5-(methylsulfonyl)-
• 106589-37-1
• C19H22 N4 O3 S
• 386.468
• .

• 4H-Dibenzo[de,g]quinolin-9-ol,6-[3-(dimethylamino)propyl]-5,6,6a,7-tetrahydro-1,2,10-trimethoxy-,monohydrochloride, (S)- (9CI)
• 101832-30-8
• C24H32 N2 O4 . Cl H
• 448.9828
• .

• 4-Acridinecarboxamide,9-amino-N-[2-(dimethylamino)ethyl]-2-methyl-, hydrochloride (1:2)
• 100113-03-9
• C19H22 N4 O . 2 Cl H
• 0
• .

• 4H-1,3,2-Benzoxazaphosphorin-4-one,2,3-dihydro-3-(methylamino)-2-phenyl-, 2-oxide
• 143000-22-0
• C14H13 N2 O3 P
• 288.2384
• .

• 4H-1-Benzopyran-4-one,2-(2-chlorophenyl)-5,7-dihydroxy-8-[(3S,4R)-3-hydroxy-1-methyl-4-piperidinyl]-
• 146426-40-6
• C₂₁H₂₀ClNO₅
• 401.8402
• .

• 4H-1-Benzopyran-4-one,3-(4-fluorophenyl)-7-hydroxy-
• 15584-10-8
• C15H9 F O3
• 256.2285632
• .

• 4H-1-Benzopyran-4-one,6-chloro-2-phenyl-
• 10420-73-2
• C15H9 Cl O2
• 256.68
• .

• 4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-7-hydroxy-5-methyl-
• 15236-03-0
• C18H16 O5
• 312.3166
• .

• 4H-1,3,4-Thiadiazine,5,6-dihydro-4,6-dimethyl-2-[3-(1-pyrrolidinyl)propyl]-
• 15620-49-2
• C12H23 N3 S
• 241.3961
• .

• 4,7-Methano-1H-isoindole-1,3(2H)-dione,4,5,6,7-tetrachloro-3a,4,7,7a-tetrahydro-
• 116761-95-6
• C9H5 Cl4 N O2
• 300.9535
• .

• 4,5-Pyrenedione,3-nitro-
• 102791-32-2
• C16H7 N O4
• 277.2311
• .

• 4H-Imidazol-4-one,3-[[(2-bromophenyl)methylene]amino]-3,5-dihydro-5-[(4-nitrophenyl)methylene]-2-phenyl-
• 126293-48-9
• C23H15 Br N4 O3
• 475.2942
• .

• 4-Morpholineacetamide,N-(1-methylcyclohexyl)-, hydrochloride (1:1)
• 108751-61-7
• C13H24 N2 O2 . Cl H
• 0
• .

• 4-Piperidinecarboxylicacid, 1-[2-(4-fluorobenzoyl)-2-propen-1-yl]-4-phenyl-, ethyl ester,hydrochloride (1:1)
• 102395-64-2
• C24H26 F N O3 . Cl H
• 0
• .

• 4H-1-Benzopyran-4-one,2-[4,5-dihydroxy-2-(3-methyl-2-buten-1-yl)phenyl]-5,6-dihydroxy-3-methoxy-
• 150853-99-9
• C21H20 O7
• 0
• .

• 4H-1-Benzopyran-8-carboxylicacid, 3-methyl-4-oxo-2-phenyl-, 1,1-dimethyl-2-(2-methyl-1-piperidinyl)ethylester, hydrochloride (1:1)
• 147528-33-4
• C27H31 N O4 . Cl H
• 470.0003
• .

• 4H-1-Benzopyran-4-one,7-[[6-deoxy-4-O-[6-O-[(2E)-3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl]-b-D-glucopyranosyl]-a-L-mannopyranosyl]oxy]-3,5-dihydroxy-2-(4-hydroxyphenyl)-(9CI)
• 172274-42-9
• C36H36 O18
• .

• 4H-1,3,2-Benzoxazaphosphorin-4-one,2,3-dihydro-3-methyl-2-phenyl-, 2-oxide
• 143000-15-1
• C14H12 N O3 P
• 0
• .

• 4-Octadecenoic acid,2-hydroxy-2-(trifluoromethyl)-, (4E)-
• 135014-48-1
• C19H33 F3 O3
• 0
• .

• 4-Acridinecarboxamide,1-chloro-N-[2-(dimethylamino)ethyl]-
• 106626-67-9
• C18H18 Cl N3 O
• 327.808
• .

• 4H-1-Benzopyran-4-one,3-[(3-O-acetyl-6-deoxy-2-O-b-D-glucopyranosyl-a-L-mannopyranosyl)oxy]-5,7-dihydroxy-2-(4-methoxyphenyl)-8-(3-methyl-2-buten-1-yl)-
• 118525-37-4
• C35H42 O16
• .

• 4H-Indol-4-one,3-ethyl-1,5,6,7-tetrahydro-2-methyl-5-(4-morpholinylmethyl)-, hydrochloride(1:1)
• 15622-65-8
• C₁₆H₂₅ClN₂O₂
• 312.88
• .

• 4-(Dimethylamino)-1-(7-ethoxy-4-hydroxy-3,5,9-trioxa-4-phosphapentacos-1-yl)pyridinium hydroxide, inner salt, 4-oxide, (+-)-
• 127614-93-1
• C₃₀H₅₇N₂O₆P
• 0
• .

• 4H-Imidazo[1,5-a][1,4]benzodiazepine-3-carboxylicacid, 8-fluoro-5-[2-(fluoro-18F)ethyl]-5,6-dihydro-6-oxo-, ethyl ester (9CI)
• 143693-57-6
• C16H15 F2 N3 O3
• 0
• .

• 4H-1-Benzopyran-4-one,2-(2,4-dihydroxyphenyl)-2,3-dihydro-3,7-dihydroxy-8-[(2R)-5-hydroxy-5-methyl-2-(1-methylethenyl)hexyl]-5-methoxy-,(2R,3S)-
• 101236-49-1
• C26H32 O8
• 472.5275
• .

• 4-Acridinecarboxamide,N-(2-aminoethyl)-
• 106626-63-5
• C16H15 N3 O
• 265.3098
• .

• 4H-Imidazo[4,5-c][1,8]naphthyridin-4-one,3,5-dihydro-3-[(4-methoxyphenyl)methyl]-5-phenyl-
• 139482-46-5
• C23H18 N4 O2
• 382.4146
• .

• 4(3H)-Quinazolinone,6,8-dibromo-3-(2-chlorophenyl)-2-[(propylsulfonyl)methyl]-
• 108659-78-5
• C18H15 Br2 Cl N2 O3 S
• 534.6493
• .

• 4H-1-Benzopyran-3-aceticacid, 2-[(1E)-1-bromo-2-carboxyethenyl]-5-hydroxy-7-(hydroxymethyl)-4-oxo-, a-methyl ester (9CI)
• 121927-76-2
• C16H13 Br O8
• .

• 4-Thiazolidinone,3-(2-methylphenyl)-2-[(2-methylphenyl)imino]-
• 16240-00-9
• C17H16 N2 O S
• 296.3867
• .

• 4H-1,3,4-Thiadiazin-5(6H)-one,2-[1,2,3,6-tetrahydro-1-[2-hydroxy-2-(3-methylphenyl)ethyl]-4-pyridinyl]-,hydrochloride (1:1)
• 151092-54-5
• C17H21 N3 O2 S . Cl H
• 367.8935
• .

• 4H-Furo[3,2-c][1]benzopyran-4-one,2,3-dihydro-2,3,9-trimethyl-3-(4-methyl-3-penten-1-yl)-, (2R,3S)-rel-(-)-
• 101622-88-2
• C20H24 O3
• .

• 4-Thiazolidinone,3,3'-(1,2-ethanediyl)bis[2-(2-furanyl)-, 1,1,1',1'-tetraoxide, (R*,S*)- (9CI)
• 131420-46-7
• C16H16 N2 O8 S2
• 428.4368
• .

• 4H-Imidazol-4-one,2-amino-1,5-dihydro-1-methyl-5-propylidene-
• 119290-23-2
• C7H11 N3 O
• 0
• .