• 4H-1-Benzopyran-4-one,2-(2-methyl-2H-1,2,3-triazol-4-yl)-6-nitro-
• 131924-51-1
• C12H8 N4 O4
• 0
• .

• 4-Pyridinol,2,3-dimethoxy-6-[(2E,5E,7E,9R,10R,11E)-10-methoxy-3,7,9,11-tetramethyl-2,5,7,11-tridecatetraen-1-yl]-5-methyl-
• 16891-54-6
• C26H39 N O4
• 429.5922
• .

• 4-Thiazolidinone,3,3'-(1,3-propanediyl)bis[2-(3-pyridinyl)-, (R*,R*)- (9CI)
• 157248-02-7
• C19H20 N4 O2 S2
• 400.5177
• .

• 4-Morpholinecarboxylicacid, 2-[(5-nitro-2-furanyl)methylene]hydrazide
• 15970-86-2
• C10H12 N4 O5
• 268.2261
• .

• 4(3H)-Pyrimidinone,5-hexyl-6-methyl-
• 103980-65-0
• C11H18 N2 O
• 0
• .

• 4(1H)-Pyrimidinone,5,6-dimethyl-2-[[4-[3-(1-piperidinylmethyl)phenoxy]-2-butenyl]amino]-,monohydrochloride, (Z)- (9CI)
• 126868-90-4
• C22H30 N4 O2 . Cl H
• 418.9601
• .

• 4H-1,3,4-Thiadiazin-5(6H)-one,2-[1,2,3,6-tetrahydro-1-[2-hydroxy-2-(3-nitrophenyl)ethyl]-4-pyridinyl]-,hydrochloride (1:1)
• 151092-57-8
• C16H18 N4 O4 S . Cl H
• 398.8645
• .

• 4H-1,3-Benzodioxin,hexahydro-2,4,4,7-tetramethyl-
• 13162-41-9
• C12H22 O2
• 236-103-4
• 198.30188
• .

• 4H-Pyrrolo[3,2-c]pyridin-4-one,6-amino-1-(2-deoxy-b-D-erythro-pentofuranosyl)-1,5-dihydro-
• 110914-68-6
• C12H15 N3 O4
• 0
• .

• 4(1H)-Quinolinone,2-phenyl-
• 14802-18-7
• C15H11 N O
• 221.25394
• .

• 4H-Pyrido[1,2-a]pyrimidine-3-carboxamide,N-(2-methoxyphenyl)-4-oxo-
• 172753-16-1
• C16H13 N3 O3
• 295.2927
• .

• 4(3H)-Quinazolinone,6,8-dibromo-2-methyl-3-[[5-(phenylmethyl)-1,3,4-oxadiazol-2-yl]methyl]-
• 107269-40-9
• C19H14 Br2 N4 O2
• 490.1481
• .

• 4H-Pyrrolo[3,2-d]pyrimidin-4-one,2,6-diamino-3,5-dihydro-7-(3-thienylmethyl)-, hydrochloride (1:1)
• 115787-68-3
• C11H11 N5 O S . Cl H
• 0
• .

• 4-Thiazoleacetonitrile,2-phenyl-
• 16441-25-1
• C11H8 N2 S
• 0
• .

• 4(8H)-Pteridinone,2-amino-8-methyl-
• 13005-87-3
• C7H7 N5 O
• 0
• .

• 4H-Pyrano[3,2-b]pyridin-4-one,2-(4-bromophenyl)-
• 148190-18-5
• C14H8 Br N O2
• 302.1228
• .

• 4H-Pyrimido[6,1-a]isoquinolin-4-one,2,3,6,7-tetrahydro-9,10,11-trimethoxy-3,6-dimethyl-2-[(2,4,6-trimethylphenyl)imino]-,hydrochloride (1:1)
• 108446-03-3
• C26H31 N3 O4 . Cl H
• 486.003
• .

• 4,7-Epoxy-1,3-benzodioxole-5,6-dicarboxylicacid, hexahydro-, (3aa,4b,5b,6b,7b,7aa)- (9CI)
• 109282-36-2
• C9H10 O7
• 230.1715
• .

• 4-Pyridinecarboxylicacid, 2,6-dichloro-, ethyl ester
• 1604-14-4
• C8H7 Cl2 N O2
• 0
• .

• 4-Quinolinamine,6-chloro-N-hydroxy-, 1-oxide
• 14076-05-2
• C9H7 Cl N2 O2
• 210.63
• .

• 4-Hexen-1-yn-3-one
• 13061-80-8
• C6H6 O
• 94.12
• .

• 4H-1-Benzopyran-4-one,7-[[6-O-(6-deoxy-a-L-mannopyranosyl)-b-D-glucopyranosyl]oxy]-2-(2,5-dihydroxyphenyl)-2,3-dihydro-5-hydroxy-,(S)- (9CI)
• 153286-43-2
• C27H32 O15
• 596.534
• .

• 4H-10,4a-(Epoxymethano)cyclobuta[3,4]benz[1,2-f]azulen-4-one,1,5,8a,9-tetrakis(acetyloxy)-3-(benzoyloxy)tetradecahydro-1,7,10-trimethyl-6-(1-oxopropoxy)-,(1S,2aR,3R,4aS,5R,5aR,6S,7S,8aR,9S,10R,10aR,10bS)- (9CI)
• 164416-30-2
• C38H46 O14
• 726.7634
• .

• 4H-1-Benzopyran-4-one,6-b-D-glucopyranosyl-2-[4-(b-D-glucopyranosyloxy)phenyl]-5,7-dihydroxy-
• 19416-87-6
• C27H30 O15
• 0
• .

• 4-Piperidinol,2,6-bis(2-hydroxyphenyl)-3-phenyl-
• 124069-13-2
• C23H23 N O3
• 360.44886
• .

• 4H-1-Benzopyran-4-one,2-[4-(b-D-glucopyranosyloxy)phenyl]-5-hydroxy-6,7-dimethoxy-
• 13020-19-4
• C23H24 O11
• 0
• .

• 4H-1-Benzopyran-4-one,8-[2-O-[(2E)-3-(4-hydroxyphenyl)-1-oxo-2-propen-1-yl]-b-D-glucopyranosyl]-2-[(2R)-2-hydroxypropyl]-7-methoxy-5-methyl-
• 105317-67-7
• C29H32 O11
• .

• 4-Morpholinepropanoicacid, 2-[(2,2-dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl ester,hydrochloride (1:1)
• 100173-36-2
• C18H23 Cl2 N3 O7 . Cl H
• 0
• .

• 4H-Pyrazolo[3,4-d]pyrimidin-4-one,1,5-dihydro-1-b-D-ribofuranosyl-
• 16220-07-8
• C10H12 N4 O5
• 268.23
• .

• 4H,8H-Benzo[1,2-b:3,4-b']dipyran-4-one,5-hydroxy-6-[(1E)-3-hydroxy-3-methyl-1-butenyl]-8,8-dimethyl-2-phenyl- (9CI)
• 104363-11-3
• C25H24 O5
• .

• 4,6-Heptadecadiyne-3,9,10-triol,[3S-(3R*,9S*,10S*)]- (9CI)
• 124989-71-5
• C17H28 O3
• 0
• .

• 4-Thiazolidinecarboxylicacid, 5,5-dimethyl-2-(1-methylethyl)-
• 13206-31-0
• C9H17 N O2 S
• 236-174-1
• 203.30178
• .

• 4-Morpholinebutanamide,a-ethyl-a-1-naphthalenyl-
• 1505-99-3
• C20H26 N2 O2
• 326.4326
• .

• 4-Piperidinecarboxylicacid, 1-[trans-4-cyano-4-(4-fluorophenyl)cyclohexyl]-3-methyl-4-phenyl-,(3R,4R)-rel-
• 105118-20-5
• C26H29 F N2 O2
• .

• 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-3-[(2-O-b-D-glucopyranosyl-b-D-glucopyranosyl)oxy]-5,7-dihydroxy-
• 18609-17-1
• C27H30 O17
• 0
• .

• 4H-1,2-Benzoxazine,4-(3-furanyl)-4a,5,6,7,8,8a-hexahydro-3-methyl-8a-[(trimethylsilyl)oxy]-,2-oxide, (4R,4aR,8aS)-rel-
• 124151-18-4
• C16H25 N O4 Si
• 323.4595
• .

• 4H-1-Benzopyran-4-one,7-[[6-O-(6-deoxy-a-L-mannopyranosyl)-b-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(4-methoxyphenyl)-,(2S)-
• 14259-47-3
• C₂₈H₃₄O₁₄
• 238-139-6
• 594.56
• .

• 4H-1-Benzopyran-4-one,6-chloro-2,7-dimethyl-3-(6-phenylimidazo[2,1-b]thiazol-3-yl)-
• 104819-40-1
• C22H15 Cl N2 O2 S
• 406.8847
• .

• 4H-1-Benzopyran-4-one,6-fluoro-2-(2-methyl-2H-1,2,3-triazol-4-yl)-
• 131924-40-8
• C12H8 F N3 O2
• 0
• .

• 4-Pyrimidinecarboxylicacid, hexahydro-2-oxo-6-thioxo-, (4S)-
• 118438-67-8
• C5H6 N2 O3 S
• 0
• .

• 4-Piperidinecarboxylicacid, 1-methyl-4-[[(phenylthio)carbonyl]oxy]-, methyl ester
• 102070-99-5
• C15H19 N O4 S
• 309.3807
• .

• 4(1H)-Pyridazinone,3-methoxy-6-methyl-1-(3-methylphenyl)-
• 146824-86-4
• C13H14 N2 O2
• 0
• .

• 4H-1-Benzopyran-4-one,7-[[6-O-(3-O-acetyl-6-deoxy-a-L-mannopyranosyl)-b-D-glucopyranosyl]oxy]-5-hydroxy-6-methoxy-2-(4-methoxyphenyl)-
• 145613-82-7
• C31H36 O16
• .

• 4-Thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylicacid, 6-[(1R)-1-hydroxyethyl]-7-oxo-, 2-propen-1-yl ester, (5S,6S)-
• 158250-71-6
• C11H13 N O4 S
• .

• 4-Quinolinol,4-ethynyldecahydro-1,2-dimethyl-, benzoate (ester), hydrochloride, (2a,4a,4aa,8ab)- (9CI)
• 110345-57-8
• C20H25 N O2 . Cl H
• 347.8789
• .

• 4H-1-Benzopyran-4-one,6-[(diethylamino)methyl]-2,3-dimethyl-, hydrochloride (1:1)
• 100857-72-5
• C16H21 N O2 . Cl H
• 295.8044
• .

• 4-Benzofuranol,7-chloro-2-[(4-methoxyphenyl)methyl]-3-methyl-5-propyl-
• 102612-16-8
• C20H21 Cl O3
• 0
• .

• 4-Morpholinecarboxylicacid, 2-[2-(4-chlorophenyl)-4-morpholinyl]ethyl ester, hydrochloride (1:1)
• 185759-16-4
• C17H23 Cl N2 O4 . Cl H
• 0
• .

• 4H-Pyrimido[6,1-a]isoquinolin-4-one,6-ethyl-2,3,6,7-tetrahydro-9,10-dimethoxy-3-methyl-2-[(2,4,6-trimethylphenyl)imino]-,monohydrochloride, (S)- (9CI)
• 108445-55-2
• C26H31 N3 O3 . Cl H
• 470.0036
• .

• 4(3H)-Quinazolinone,3-(4-ethoxyphenyl)-2-methyl-
• 1897-96-7
• C17H16 N2 O2
• 280.35
• .