• 3-Heptanone,5-hydroxy-4-methyl-, (4R,5S)-rel-
• 71699-35-9
• C8H16 O2
• 0
• .

• 3-Butenal, 2-oxo-
• 16979-06-9
• C4H4 O2
• 84.0734
• .

• 3,5,9-Trioxa-4-phosphadotriaconta-19,21-diyn-1-aminium,4-hydroxy-N,N,N-trimethyl-7-(10,12-tricosadiynyloxy)-, inner salt, 4-oxide,(S)- (9CI)
• 143062-81-1
• C54H96 N O6 P
• 0
• .

• 3(2H)-Thiazoleacetamide,N-acetyl-5-nitro-2-[(3-nitrobenzoyl)imino]-
• 79798-92-8
• C14H11 N5 O7 S
• 0
• .

• 3-Pyridinecarboxaldehyde,1-(benzoyloxy)-1,2,5,6-tetrahydro-, 3-(O-methyloxime), (E)- (9CI)
• 145071-54-1
• C14H16 N2 O3
• 260.2884
• .

• 3-Azabicyclo[3.3.1]nonane,3-butyl-, hydrobromide (1:1)
• 102585-78-4
• C12H23 N . Br H
• 262.2297
• .

• 3H,7H-3a,8b-Methano-1H-indeno[4,5-c]furan-4-carboxaldehyde,5a,6,8,8a-tetrahydro-3,5a-dihydroxy-7,7-dimethyl-1-oxo-, [3S-(3a,3ab,5ab,8ab,8bb)]- (9CI)
• 109883-99-0
• C15H18 O5
• 0
• .

• 3-Pyrrolidinol,2-methyl-1-(1-methylethyl)-3-phenyl-, 3-propanoate
• 101866-74-4
• C17H25 N O2
• 275.3859
• .

• 3-(2-Chloroquinolin-3-yl)-1-phenylprop-2-en-1-one
• 5498-83-9
• C₁₈H₁₂ClNO
• 293.74
• .

• 3(4H)-Quinazolineacetamide,N-(3-methoxyphenyl)-4-oxo-
• 108086-41-5
• C17H15 N3 O3
• 0
• .

• 3,4-Pyrrolidinediol,2-(hydroxymethyl-14C)-, (2R,3R,4R)- (9CI)
• 259140-24-4
• C5H11 N O3
• 133.14574
• .

• 3-Pyridinecarboxylicacid, 2-[(2-methoxyphenoxy)carbonyl]phenyl ester
• 25923-90-4
• C20H15 N O5
• 247-348-1
• 349.3368
• .

• 3,5-Dioxa-8-aza-4-siladecan-1-amine,N,N,8-triethyl-4,4-dimethyl- (9CI)
• 17048-30-5
• C14H34 N2 O2 Si
• 0
• .

• 3-Furancarboxylic acid, 2-(3,4-dimethoxyphenyl)tetrahydro-5-oxo-, methyl ester, trans-(+-)-
• 119986-67-3
• C₁₄H₁₆O₆
• 0
• .

• 3,5-Hexadiyne-1,2-diol,6-[6-(1-propyn-1-yl)-1,2-dithiin-3-yl]-
• 126647-30-1
• C13H10 O2 S2
• .

• 3-Pyrrolidinecarboxamide,N-[3-[[2-[2-methoxy-4-(2-propen-1-yl)phenoxy]acetyl]amino]propyl]-2,2,5,5-tetramethyl-,hydrochloride (1:1)
• 102132-37-6
• C24H37 N3 O4 . Cl H
• .

• 3-Hexanone,1,1,1,2,2-pentafluoro-
• 357-46-0
• C6H7 F5 O
• 0
• .

• 3-Piperidinecarboxamide,1-[4-[2-(2-phenylethyl)phenoxy]butyl]-
• 72279-00-6
• C24H32 N2 O2
• 0
• .

• 3-Cyclohexen-1-one,3-hydroxy-5-imino-2,2,6,6-tetrakis(3-methyl-2-buten-1-yl)-4-(2-methyl-1-oxopropyl)-
• 16595-39-4
• C30H45 N O3
• .

• 3,8-Diazabicyclo[3.2.1]octane-8-ethanol,3-methyl-, 8-(4-aminobenzoate)
• 63978-09-6
• C16H23 N3 O2
• 0
• .

• 3-Furanol,tetrahydro-2,2,3,5,5-pentamethyl-
• 29839-75-6
• C9H18 O2
• 158.238
• .

• 3,6,9,12,15,18-Hexaoxanonadecanoicacid
• 16142-03-3
• C13H26 O8
• .

• 3-Pyridinebutanoicacid, 6-carboxy-
• 61361-30-6
• C10H11 N O4
• 0
• .

• 3,5,9-Trioxa-4-phosphahentriacontan-1-aminium,4-hydroxy-N,N,N-trimethyl-10-oxo-7-[(1-oxododecyl)oxy]-, inner salt, 4-oxide,(7R)- (9CI)
• 106268-90-0
• C42H84 N O8 P
• 0
• .

• 3H-Pyrazole-4-carboxylicacid, 3-diazo-, ethyl ester
• 64781-75-5
• C6H6 N4 O2
• 167.1448
• .

• 3-Quinolinecarboxylicacid,1-cyclopropyl-7-(3,5-dimethyl-1-piperazinyl)-6,8-difluoro-1,4-dihydro-4-oxo-
• 103460-90-8
• C19H21 F2 N3 O3
• 377.3851
• .

• 3,6-Cycloheptadiene-1,2,5-trione,5-(O-acetyloxime)
• 2297-69-0
• C9H7 N O4
• 193.1562
• .

• 3H-Indazol-3-one,2,3a,4,5-tetrahydro-6-(2-hydroxy-4,6-dimethoxyphenyl)-4-(4-methoxyphenyl)-
• 111570-61-7
• C22H22 N2 O5
• 394.4205
• .

• 3,5,9-Trioxa-4-phosphaheptacos-18-en-1-aminium,4-hydroxy-N,N,N-trimethyl-10-oxo-7-[[(9E)-1-oxo-9-octadecen-1-yl]oxy]-, innersalt, 4-oxide, (18E)-
• 52088-89-8
• C44H84 N O8 P
• 257-654-7
• 770.114021
• .

• 3-Oxazolidinesulfonamide,N-(3-nitrophenyl)-2-oxo-
• 116943-61-4
• C9H9 N3 O6 S
• 287.2493
• .

• 3,10-Cycloestrane (9CI)
• 100167-16-6
• C18H28
• .

• 3-Quinolinecarboxylicacid, 4-hydroxy-6-methoxy-, ethyl ester
• 77156-78-6
• C13H13 N O4
• 247.25
• .

• 3,5-Pyridinedicarboxylicacid, 2,6-dimethyl-4-(3-nitrophenyl)-, 3-methyl ester
• 64603-72-1
• C16H14 N2 O6
• .

• 3H-Pyrazol-3-one,1,2-dihydro-5-methyl-4-[3-(4-nitrophenyl)-3-oxo-1-propen-1-yl]-2-phenyl-
• 24428-85-1
• C19H15 N3 O4
• 349.3401
• .

• 3(2H)-Pyridazinone,5-amino-4-chloro-
• 6339-19-1
• C4H4 Cl N3 O
• 145.55
• .

• 3H-Pyrazol-3-one,2-[2-(2-chloro-1,1,2-trifluoroethoxy)phenyl]-5-[[4-(hexadecylsulfonyl)phenyl]amino]-2,4-dihydro-4-[2-[4-(2-phenoxyethoxy)phenyl]diazenyl]-
• 64485-21-8
• C47H57 Cl F3 N5 O6 S
• 264-909-6
• 912.4985896
• .

• 3H-1-Benzazepin-2-amine,8-cyclohexyl-4,5-dihydro-N-(1-methylethyl)-, hydrochloride (1:1)
• 30558-88-4
• C19H28 N2 . Cl H
• 320.9
• .

• 3H-Pyrazol-3-one,5-[[(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino]methyl]-1,2-dihydro-1-methyl-4-(1-methylethyl)-2-phenyl-
• 55837-24-6
• C25H29 N5 O2
• 0
• .

• 3H-Indolium,2-[7-[1,3-dihydro-3,3-dimethyl-1-(3-sulfopropyl)-2H-indol-2-ylidene]-1,3,5-heptatrien-1-yl]-3,3-dimethyl-1-(3-sulfopropyl)-,inner salt, potassium salt (1:1)
• 64635-97-8
• C33H40 N2 O6 S2 . K
• .

• 3H-8,9a-Methanoazuleno[4,5-b]cyclobuta[d]furan-3-one,3a,4,6a,6b,7,8,8a,9b-octahydro-3a,8,8a-trihydroxy-5-(hydroxymethyl)-2,7,7,10-tetramethyl-(9CI)
• 31104-76-4
• C20H26 O6
• .

• 3-Pyrrolidineaceticacid, 2-carboxy-4-[(1Z,3E,5R)-5-carboxy-1-methyl-1,3-hexadien-1-yl]-,(2S,3S,4S)-
• 14277-97-5
• C15H21 N O6
• 311.33034
• .

• 3-Quinolinecarboxylicacid, 6-(difluoromethoxy)-1,4-dihydro-4-oxo-7-(1-piperazinyl)-
• 121935-03-3
• C15H15 F2 N3 O4
• 0
• .

• 3(2H)-Pyridazinone,6-(5,6-dimethoxybenzo[b]thien-2-yl)-4,5-dihydro-5-methyl-
• 129425-83-8
• C15H16 N2 O3 S
• 304.3641
• .

• 3-Tridecyne
• 60186-78-9
• C13H24
• 0
• .

• 3,6,9,12,15-Pentaoxaheptadecan-1-ol,17-phenoxy-
• 14260-95-8
• C18H30 O7
• .

• 3-Quinolinol,4-(2-benzoxazolyl)-2-methyl-
• 220396-68-9
• C17H12 N2 O2
• .

• 3-Azabicyclo[3.2.0]heptane-2,4-dione
• 1122-09-4
• C6H7 N O2
• 125.1253
• .

• 3-Pyridinecarboxamide,N-cyclohexyl-6-[2-(diethylamino)ethoxy]-, hydrochloride (1:1)
• 75348-41-3
• C18H29 N3 O2 . Cl H
• 0
• .

• 3-Quinolinecarboxylicacid,7-(3,5-dimethyl-1-piperazinyl)-6-fluoro-1-(2-fluoro-4-methylphenyl)-1,4-dihydro-4-oxo-
• 164662-50-4
• C23H23 F2 N3 O3
• 427.4438
• .

• 3-Isoquinolinecarboxylicacid, decahydro-6-[(2H-tetrazol-5-ylmethoxy)methyl]-, (3R,4aS,6R,8aS)-rel-
• 160126-61-4
• C13H21 N5 O3
• .