• 5H-Cyclopenta[c]pyridinium,2-(carboxymethyl)-5-[[2-(carboxymethyl)-4-(methoxycarbonyl)-5-methyl-2H-cyclopenta[c]pyridin-7-yl]methylene]-4-(methoxycarbonyl)-7-methyl-,inner salt
• 104359-67-3
• C27H24 N2 O8
• .

• 5-Pyrimidineaceticacid, 1,3-dicyclohexylhexahydro-a,5-dimethyl-2,4,6-trioxo-
• 129750-90-9
• C20H30 N2 O5
• 378.4626
• .

• 5-Thiazolecarboxylicacid, 2-phenyl-
• 10058-38-5
• C10H7 N O2 S
• 205.2331
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylicacid,7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-[(5-methyl-2H-tetrazol-2-yl)methyl]-8-oxo-,(6R,7R)- (9CI)
• 104691-34-1
• C16H17 N9 O5 S2
• .

• 5-Benzofuranpropanol,2-(1,3-benzodioxol-5-yl)-2,3-dihydro-7-methoxy-3-methyl-, (2S,3S)-
• 120396-53-4
• C20H22 O5
• 342.3857
• .

• 5H-Benzocycloheptene,6,7,8,9-tetrahydro-
• 1075-16-7
• C11H14
• 146.2289
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,3-[[(aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-(2-amino-4-thiazolyl)-1-oxo-2-penten-1-yl]amino]-8-oxo-,(2,2-dimethyl-1-oxopropoxy)methyl ester, hydrochloride (1:1), (6R,7R)-
• 147816-23-7
• C23H29 N5 O8 S2 . Cl H
• 0
• .

• 5H,7H,11H-Benzofuro[3,4-bc]pyrano[2,3-i]xanthen-7-one,5a,6-dihydro-1,3,8-trihydroxy-5,5,11,11-tetramethyl-13-(3-methyl-2-buten-1-yl)-
• 124721-15-9
• C30H30 O7
• .

• 5-Azulenemethanol,1,2,3,5,6,7,8,8a-octahydro-3-hydroxy-2,2,4,8-tetramethyl-, (3R,5S,8S,8aS)-
• 152075-95-1
• C15H26 O2
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2Z)-(2-amino-5-thiazolyl)[[(S)-carboxy(3,4-dihydroxyphenyl)methoxy]imino]acetyl]amino]-3-[[(2-carboxy-5-methyl[1,2,4]triazolo[1,5-a]pyrimidin-7-yl)thio]methyl]-8-oxo-,trisodium salt, (6R,7R)- (9CI)
• 114627-37-1
• C28H23 N9 O11 S3 . 3 Na
• 823.6764
• .

• 5-Heptenoic acid,7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(1E,3S)-3-hydroxy-5-phenyl-1-penten-1-yl]cyclopentyl]-,1-methylethyl ester, (5Z)-
• 130209-76-6
• C26H38 O5
• 430.58
• .

• 5,7,9,14,17-Eicosapentaenoicacid, (5E,7Z,9E,14Z,17Z)-
• 108526-93-8
• C20H30 O2
• 0
• .

• 5-Pyrimidinecarboxylicacid, 4-[2-(difluoromethoxy)phenyl]-1,2,3,4-tetrahydro-6-methyl-2-oxo-, methylester
• 112002-55-8
• C14H14 F2 N2 O4
• 312.2688
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(hydroxyimino)acetyl]amino]-8-oxo-3-[(1H-pyrazol-4-ylmethyl)thio]-,(6R,7R)-
• 163009-62-9
• C16H15 N7 O5 S3
• .

• 5H-Cyclopenta[b]pyridinium,4-[[[7-[[(2-amino-4-thiazolyl)[(carboxymethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]thio]-6,7-dihydro-1-methyl-,inner salt, [6R-[6a,7b(Z)]]- (9CI)
• 101233-99-2
• C24H24 N6 O7 S3
• 604.6784
• .

• 5-Cyclohexene-1,2,3,4-tetrol,2-(hydroxymethyl)-, 1,4-dibenzoate, (1R,2R,3R,4S)-
• 122585-45-9
• C21H20 O7
• .

• 5-Quinolinecarboxylicacid, 2-phenyl-
• 11139-62-1
• C16H11 N O2
• 249.264
• .

• 5,8-Quinolinedione,7-chloro-6-hydroxy-2-(2-nitrophenyl)-
• 102072-71-9
• C15H7 Cl N2 O5
• 330.6795
• .

• 5,6-Dihydroxynaphtho(2,3-f)quinoline-7,12-dione, compound with monosodium sulphite (1:2)
• 10181-46-1
• C₁₇H₉NNa₄O₁₀S₂
• 233-452-4
• 0
• .

• 5H-[1]Benzothieno[3,2-d]-1,3,4-thiadiazolo[3,2-a]pyrimidin-5-one,2-(2-ethoxyphenyl)-
• 110543-86-7
• C19H13 N3 O2 S2
• 379.4554
• .

• 5,12-Naphthacenedione,7-[(3-amino-2,3,6-trideoxy-a-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,9,11-trihydroxy-9-(2-methyl-1-oxopropyl)-,hydrochloride, (7S-cis)- (9CI)
• 109485-65-6
• C28H31 N O9 . Cl H
• 562.008
• .

• 5'-Thymidylic acid,3'-O-ethyl-, dibutyl ester (9CI)
• 130753-03-6
• C20H35 N2 O8 P
• 462.4743
• .

• 5H,9H,13H,21H,25H-Dibenzo[k,u][1,5,9,15,19]pentaoxacyclotetracosin-5,9,13,21,25-pentone,7,8,11,12,15,16,23,24,27,28-decahydro-2,4,18,20-tetrahydroxy-7,11,15,23,27-pentamethyl-,(7R,11R,15R,23R,27R)-
• 151379-39-4
• C32H38 O14
• 0
• .

• 5H-[2]Benzopyrano[3,4-g][1,4]benzodioxin-5-one
• 128650-18-0
• C15H8 O4
• 252.2216
• .

• 5-Pyrimidinecarboxylicacid, 1-(aminocarbonyl)-6-(3-chlorophenyl)-1,2,3,6-tetrahydro-4-methyl-2-oxo-,1-methylethyl ester
• 131275-84-8
• C16H18 Cl N3 O4
• 351.7848
• .

• 5'-Uridylic acid,5-azido-2'-deoxy- (9CI)
• 105426-34-4
• C9H12 N5 O8 P
• 0
• .

• 5-Thiazoleacetic acid,2-[2-(2,4-dichlorophenyl)ethenyl]-4-phenyl-
• 116758-99-7
• C19H13 Cl2 N O2 S
• 390.283
• .

• 5,7,9-Hexadecatrienedioicacid, 11-[[(2R)-2-amino-2-carboxyethyl]thio]-12-hydroxy-, (5Z,7E,9E,11R,12S)-
• 122069-63-0
• C19H29 N O7 S
• 0
• .

• 5-Isoquinolinesulfonamide,N-[2-[[3-(4-bromophenyl)-2-propen-1-yl]amino]ethyl]-
• 127243-85-0
• C₂₀H₂₀BrN₃O₂S
• 446.3607
• .

• 5H-1,3,4-Oxadiazolo[3,2-a][1,3,5]triazine-5,7(6H)-dione,6-phenyl-2-(3,4,5-trimethoxyphenyl)-
• 116786-75-5
• C19H16 N4 O6
• 396.3535
• .

• 5,6-Quinolinediol,8-amino-
• 17605-92-4
• C9H8 N2 O2
• 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-[(3-hydroxy-4-oxo-1(4H)-pyridinyl)methyl]-8-oxo-,[6R-[6a,7b(Z)]]- (9CI)
• 128236-34-0
• C22H22 N6 O9 S2
• 0
• .

• 5,12-Naphthacenedione,8-acetyl-10-[[3-[(carboxymethyl)amino]-2,3,6-trideoxy-a-L-lyxo-hexopyranosyl]oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-,(8S-cis)- (9CI)
• 103620-81-1
• C29H31 N O12
• 585.5559
• .

• 5,10b:11,4b-Bis(iminoethano)dibenzo[c,h][2,6]naphthyridine,5,6,11,12-tetrahydro-13,18-dimethyl-1-[(3aR,8aR)-2,3,8,8a-tetrahydro-1-methylpyrrolo[2,3-b]indol-3a(1H)-yl]-,(4bR,5R,10bS,11S)- (9CI)
• 112262-96-1
• C33H38 N6
• 518.695
• .

• 5,9,11,14-Eicosatetraenoicacid, 8-hydroperoxy-, (5Z,8R,9E,11Z,14Z)-
• 100896-35-3
• C20H32 O4
• 0
• .

• 5H-Pyrimido[4,5-b][1,4]thiazin-6(7H)-one,2-amino-4-methyl-
• 16025-03-9
• C7H8 N4 O S
• 196.2296
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(azidomethyl)-8-oxo-,(2E)-2-[(2-methylpropoxy)carbonyl]-2-pentenyl ester, (6R,7R)- (9CI)
• 124084-44-2
• C24H30 N8 O7 S2
• 606.6744
• .

• 5H-Dibenzo[b,h][1,5]dioxonin-5-one,3-[1-(acetyloxy)-3-methylbutyl]-7-[2-[2,6-dihydroxy-4-(3-methyl-2-butenyl)benzoyl]-3-hydroxy-5-methylphenyl]-7,8-dihydro-8,12-dihydroxy-4-methoxy-10-methyl-(9CI)
• 154163-91-4
• C43H46 O12
• .

• 5,8,11,14-Eicosatetraenoicacid, 5-fluoro-, (E,Z,Z,Z)- (9CI)
• 109522-28-3
• C20H31 F O2
• 0
• .

• 5H-4,15-Nitrilo-2l5,4l5,15l5-[1,3,2]diazaphosphorino[1,2-a][1,3,5,7,2,4,6]tetraazatriphosphacycloundecine,2,2,4-trichloro-6,7,8,9,11,12,13,14-octahydro-
• 124434-70-4
• C7H16 Cl3 N6 P3
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-[(1Z)-2-(4-methyl-5-thiazolyl)ethenyl]-8-oxo-,sodium salt (1:1), (6R,7R)-
• 104146-53-4
• C₁₉H₁₇N₆NaO₅S₃
• 0
• .

• 5H-1,2,4-Triazolo[3,4-i]purin-5-one,6,9-dihydro-9-methyl-3-phenyl-6-(phenylmethyl)-
• 135445-98-6
• C20H16 N6 O
• 356.3806
• .

• 5-Pyrimidinepropanoicacid, 1-(3-azido-3-deoxy-b-D-ribofuranosyl)-1,2,3,4-tetrahydro-2,4-dioxo-
• 128439-97-4
• C12H15 N5 O7
• 341.2768
• .

• 5,12-Naphthacenedione,7,8,9,10-tetrahydro-6,8,11-trihydroxy-8-(hydroxyacetyl)-1-methoxy-10-[[2,3,6-trideoxy-3-[[(2Z)-3,4-dicarboxy-1-oxo-2-butenyl]amino]-a-L-lyxo-hexopyranosyl]oxy]-,(8S,10S)- (9CI)
• 114390-31-7
• C33H33 N O16
• 0
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylicacid,7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-[(5-methyl-2H-tetrazol-2-yl)methyl]-8-oxo-,(2,2-dimethyl-1-oxopropoxy)methyl ester, (6R,7R)- (9CI)
• 104712-44-9
• C22H27 N9 O7 S2
• 0
• .

• 5,12-Epoxybenzocyclodecene-1,6,10-triol,tetradecahydro-9-methoxy-1,6,10-trimethyl-4-(1-methylethyl)-, 6-acetate,(1R*,4R*,4aR*,5R*,6R*,9S*,10S*,12R*,12aS*)- (9CI)
• 151484-82-1
• C23H40 O6
• .

• 5H-Benzo[g]-1,3-benzodioxolo[6,5,4-de]quinoline,6,7-dihydro-4-methoxy-7-methyl- (9CI)
• 107882-28-0
• C19H17 N O3
• 307.3432
• .

• 5(6H)-Benzocyclooctenone,6-[(dimethylamino)methyl]-7,8,9,10-tetrahydro-, hydrochloride (1:1)
• 137376-70-6
• C15H21 N O . Cl H
• 0
• .

• 5-Isoquinolinesulfonamide,N-(2-hydroxyethyl)-N-[2-[[methyl[3-(3,4,5-trimethylphenyl)-2-propen-1-yl]amino]methyl]phenyl]-
• 159034-84-1
• C31H35 N3 O3 S
• 529.6929
• .

• 5H-Pyrrolo[3,4-b]pyridine-5,7(6H)-dione,6-(4-ethylphenyl)-
• 126104-21-0
• C15H12 N2 O2
• 252.268
• .