• 5-Azulenemethanol,1,2,3,3a,4,5,6,7(or 1,2,3,4,5,6,7,8)-octahydro-a,a,3,8-tetramethyl-
• 73003-40-4
• C15 H28 O
• 277-198-2
• 0
• .

• 5-(o-Tolylazo)toluene-2,4-diamine monoacetate
• 84434-44-6
• C16H20N4O2
• 282-843-6
• 300.3556
• .

• 5-Heptenoic acid,7-[(1S,2S,3S,5R)-6,6-dimethyl-3-[(1-oxohexyl)amino]bicyclo[3.1.1]hept-2-yl]-,(5Z)-
• 103081-25-0
• C22H37 N O3
• 0
• .

• 5(4H)-Oxazolone,4-(1-methylethyl)-2-phenyl-
• 5839-93-0
• C₁₂H₁₃NO₂
• 203.24
• .

• 5-((1-(5-Ethyl-5-hydroxy-1-methyl-3-heptenyl)octahydro-7a-methyl-4H-inden-4-ylidene)ethylidene)-4-methylene-1,3-cyclohexanediol (1R-(1alpha(1R*,3E),3abeta,4E(1R*,3S*,5Z),7aalpha))-
• 123963-51-9
• C₂₉H₄₆O₃
• 0
• .

• 5'-Cytidylic acid,2',3'-dideoxy-,mono[3-[(1-oxohexadecyl)oxy]-2-[(1-oxo-9-octadecenyl)oxy]propyl] ester,[R-(Z)]- (9CI)
• 139903-71-2
• C46H82 N3 O10 P
• 0
• .

• 5,10-Etheno-1H-[1,2,4]triazolo[1,2-a][1,2]diazocine-1,3(2H)-dione,5,10-dihydro-
• 25330-41-0
• C10H9 N3 O2
• .

• 5,12-Dioxatricyclo[9.1.0.04,6]dodecane-7,9-diol,4,11-dimethyl-8-(1-methylethyl)-, (1R,4S,6S,7R,8R,9R,11R)-
• 102340-75-0
• C15H26 O4
• 0
• .

• 5,7-Epoxy-2H-cyclopenta[b]furo[2,3-d]oxepin-2,9(3H)-dione,octahydro-6a-methyl-3-methylene-, (3aS,5S,6aR,7S,9aS,9bS)- (9CI)
• 152607-05-1
• C13H14 O5
• .

• 5-Hexen-3-ynoic acid,2-hydroxy-5-methyl-2-(1-methylethyl)-, 1-azabicyclo[2.2.2]oct-3-yl ester
• 101564-61-8
• C17H25 N O3
• 0
• .

• 5,10-Dioxa-4b,9b-diazapentaleno[1,6-ab:3,4-a'b']diindene,5a,9c,9d,10a-tetrahydro- (8CI,9CI)
• 25021-17-4
• C16H12 N2 O2
• .

• 5,7-Dihydroxy-3-(2,4-dihydroxyphenyl)-8-(3-methyl-2-butenyl)-4H-1-benzopyran-4-one
• 74161-25-4
• C₂₀H₁₈O₆
• 354.3533
• .

• 5H-1,3-Dioxolo[4,5-f]indole
• 267-48-1
• C9H7 N O2
• 205-976-3
• 161.16
• .

• 5,12-Naphthacenedione,1,6,11-trihydroxy-
• 13112-61-3
• C18H10 O5
• 306.269
• .

• 5-Thiazolidinone,2-thioxo-
• 6913-23-1
• C3H3 N O S2
• 135.21
• .

• 5,9-Metheno-9H-pyrrolo[3,2-b][1,5,8]oxadiazacyclopentadecine-13,16(1H,12H)-dione,1-[2-(dimethylamino)-1-oxo-3-phenylpropyl]-2,3,3a,14,15,16a-hexahydro-8-hydroxy-14-(1-methylpropyl)-(9CI)
• 115610-63-4
• C30H38 N4 O5
• .

• 5-Benzoxazoleaceticacid, a-methyl-2-(4-methylphenyl)-
• 64037-06-5
• C17H15 N O3
• 281.3059
• .

• 5-Acenaphthylenecarboxylicacid, 1,2-dihydro-
• 55720-22-4
• C₁₃H₁₀O₂
• 198.22
• .

• 5H,6H-6,13a,5a,14-[1,2,3,4]Butanetetraylcycloocta[1,2-b:5,6-b']dinaphthalene-5,8,13,16(14H)-tetrone,1,7,9,15,17,20-hexahydroxy-3,11-dimethyl-, (5aS,6R,13aS,14R,17S,18R,19R,20S)-
• 23537-16-8
• C30H22 O10
• 540.50
• .

• 5-Isoxazolamine,N-[(5-nitro-3-thienyl)methylene]-3-(2-thienyl)-
• 37853-26-2
• C12H7 N3 O3 S2
• 0
• .

• 5H-Indolo[2,3-a]pyrrolo[3,4-c]carbazole-5,7(6H)-dione,12-[6-O-[2,4-dideoxy-4-(methylamino)-a-L-threo-pentopyranosyl]-4-O-methyl-b-D-glucopyranosyl]-12,13-dihydro-6-methyl-
• 102622-96-8
• C34H36 N4 O9
• 644.671
• .

• 5,12-Naphthacenedione,7,8,9,10-tetrahydro-6,8,11-trihydroxy-8-(hydroxyacetyl)-1-methoxy-10-(b-D-ribofuranosyloxy)-, (8S-cis)-(9CI)
• 105444-10-8
• C26H26 O13
• 546.4768
• .

• 5H-Furo[3,2-b]xanthen-5-one,7-(1,1-dimethyl-2-propen-1-yl)-6,9,11-trihydroxy-
• 161099-39-4
• C20H16 O6
• .

• 5,12-Naphthacenedione,8-ethyl-7,8,9,10-tetrahydro-1,4,6,8,11-pentahydroxy-7,10-bis[[2,3,6-trideoxy-3-(dimethylamino)-4-O-[(2S,5S,6S)-tetrahydro-6-methyl-5-[[(2S,5S,6S)-tetrahydro-5-hydroxy-6-methyl-2H-pyran-2-yl]oxy]-2H-pyran-2-yl]-a-L-lyxo-hexopyranosyl]oxy]-,(7R,8R,10S)- (9CI)
• 101301-08-0
• C60H88 N2 O21
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-[(5-methyl-2H-tetrazol-2-yl)methyl]-8-oxo-,(2,2-dimethyl-1-oxopropoxy)methyl ester, (6R,7R)-
• 82547-81-7
• C22H27 N9 O7 S2
• 593.70
• .

• 5'-Adenylic acid,2-(propylthio)-, 5'-anhydride with (difluoromethylene)bis[phosphonic acid]
• 145783-24-0
• C14H22 F2 N5 O12 P3 S
• 615.33994
• .

• 5H-Benzo[g]-1,3-benzodioxolo[6,5,4-de]quinolin-11-ol,6,7,7a,8-tetrahydro-12-methoxy-, (7aS)-
• 31520-97-5
• C18H17 N O4
• 311.3319
• .

• 5H-Pyrido[3',4':4,5]pyrrolo[2,3-g]isoquinoline,6,11-dimethyl-
• 65222-36-8
• C16H13 N3
• 0
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2-amino-4-thiazolyl)[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-3-[2-[1,4-dihydro-5-hydroxy-1-(2-methoxy-2-oxoethyl)-4-oxo-2-pyridinyl]ethenyl]-8-oxo-,disodium salt, [6R-[3(E),6a,7b(Z)]]- (9CI)
• 127694-94-4
• C26H26 N6 O11 S2 . 2 Na
• 706.6119
• .

• 5,12-Naphthacenedione,8-acetyl-10-[[3-amino-4-O-[1-(1-carboxyethoxy)-3-hydroxybutyl]-2,3,6-trideoxy-a-L-lyxo-hexopyranosyl]oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-,(8S,10S)- (9CI)
• 64312-53-4
• C34H41 N O14
• 687.6876
• .

• 5,12-Naphthacenedione,7,8,9,10-tetrahydro-6,8,11-trihydroxy-8-(hydroxyacetyl)-1-methoxy-10-[[2,3,6-trideoxy-3-[(3-pyridinylmethyl)amino]-a-L-arabino-hexopyranosyl]oxy]-,(8S,10S)- (9CI)
• 145843-38-5
• C33H34 N2 O11
• 0
• .

• 5,12-Naphthacenedione,8-acetyl-10-[(3-amino-2,3,6-trideoxy-b-L-arabino-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-,hydrochloride, (8S-cis)- (9CI)
• 63950-07-2
• C27H29 N O10 . Cl H
• 527.5199
• .

• 5-Benzofurancarboxaldehyde,2-(3,4-dimethoxyphenyl)-2,3-dihydro-7-methoxy-3-methyl-, (2S,3S)-
• 150133-00-9
• C19H20 O5
• 0
• .

• 5,12-Naphthacenedione,8-acetyl-10-[[2,6-dideoxy-2-fluoro-4-O-(3-fluorotetrahydro-2H-pyran-2-yl)-a-L-talopyranosyl]oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-,[2R-[2a(8S*,10S*),3b]]- (9CI)
• 141291-21-6
• C32H34 F2 O12
• 648.602
• .

• 5-Decen-1-ol,1-acetate, (5E)-
• 38421-90-8
• C12H22 O2
• 253-923-8
• 198.3
• .

• 5,9,14,18-Anthrazinetetrone,7,16-dibromo-6,15-dihydro-
• 130-19-8
• C28H12 Br2 N2 O4
• 0
• .

• 5,9,11,13-Eicosatetraenoicacid, 8,15-bis(hydroperoxy)-
• 62054-47-1
• C20H32 O6
• 0
• .

• 5-Isobenzofurancarboxylicacid, 1,3-dihydro-1,3-dioxo-, 2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]ethyl ester
• 70293-55-9
• C15H12 O7
• 274-547-0
• 304.25
• .

• 5-Heptenoic acid,7-[3,5-dihydroxy-2-(3-hydroxy-5-phenylpentyl)cyclopentyl]-, 1-methylethyl ester
• 155551-81-8
• C26H40 O5
• .

• 5-Methyltetrahydrofolicacid
• 134-35-0
• C₂₀H₂₅N₇O₆
• 454.4161
• .

• 5-Heptenoic acid,7-[3-hydroxy-2-(3-hydroxy-4-methyl-1-pentenyl)-5-methylenecyclopentyl]-, [1R-[1a(Z),2b(1E,3S*),3a]]- (9CI)
• 123283-87-4
• C19H30 O4
• 322.4391
• .

• 5'-Uridylic acid,sodium salt (1:?)
• 7545-48-4
• C9H13 N2 O9 P . x Na
• 0
• .

• 5-Isoxazolecarboxylicacid, 3-phenyl-
• 14442-12-7
• C10H7 N O3
• 189.17
• .

• 5,12-Naphthacenedione,10-[(3-amino-2,3,6-trideoxy-a-L-lyxo-hexopyranosyl)oxy]-9,10-dihydro-6,11-dihydroxy-8-(hydroxyacetyl)-1-methoxy-,(S)- (9CI)
• 80996-23-2
• C27H27 N O10
• 0
• .

• 5-Thiazoleacetic acid,2-[2-(3,4-dichlorophenyl)ethenyl]-4-(4-methylphenyl)-
• 116759-08-1
• C20H15 Cl2 N O2 S
• 404.3096
• .

• 5-Aminoquinoline
• 611-34-7
• C₉H₈N₂
• 210-266-1
• 144.17
• .

• 5-Decyn-1-ol
• 68274-97-5
• C₁₀H₁₈O
• 269-529-4
• 154.2493
• .

• 5-Adenylic acid, ester with O-2-deoxy-2-(methylamino)-alpha-L-glucopyranosyl-(1-2)-O-5-deoxy-3-C-(hydroxymethyl)-alpha-L-lyxofuranosyl-(1-4)-N,N-bis(aminoiminomethyl)-D-streptamine
• 95327-19-8
• C₃₁H₅₅N₁₂O₁₉P
• 0
• .

• 5'-Uridylic acid,2'-deoxy-5-fluoro-, mono[2-(trimethylammonio)ethyl] ester, inner salt,3'-[(9Z)-9-octadecenoate]
• 104884-43-7
• C32H55 F N3 O9 P
• 0
• .

• 5H-Dibenz[b,f]azepine-5-propanamine,3-chloro-10,11-dihydro-
• 62724-32-7
• C17H19 Cl N2
• 0
• .