• 3H-Oxireno[8,8a]azuleno[4,5-b]furan-8(4aH)-one,6-(acetyloxy)-5,6,6a,7,9a,9b-hexahydro-1,4a,7-trimethyl- (9CI)
• 6883-63-2
• C17H22 O5
• .

• 3H-1,2,4-Triazol-3-one,1,2-dihydro-5-(1H-pyrrol-2-yl)-
• 59812-18-9
• C6H6 N4 O
• 150.138
• .

• 3'H-Cholestano[5,4-b]furan(9CI)
• 59388-88-4
• C29H48 O
• .

• 3,6,9,12-Tetraazadispiro[5.2.5.2]hexadecan-6,9-ium,3,12-bis[4-[4-[bis(2-chloroethyl)amino]phenyl]-1-oxobutyl]-, chloride (1:2)
• 95461-38-4
• C40H60 Cl4 N6 O2 . 2 Cl
• .

• 3-Pyridinamine,6-butoxy-, hydrochloride (1:1)
• 74185-95-8
• C9H14 N2 O . Cl H
• 166.2203
• .

• 3,5,8,11,13-Pentaoxapentadecanedioicacid, 2,14-dimethyl-4,12-dioxo-, 1,15-dipropyl ester
• 5334-85-0
• C18H30 O11
• 422.4242
• .

• 3-Benzofuranmethanol,7-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-5-[(1E)-3-hydroxy-1-propen-1-yl]-
• 179234-02-7
• C19H18 O6
• .

• 3(2H)-Pyridazinone,4,5-dichloro-2-[2-(diethylamino)ethyl]-, hydrochloride (1:1)
• 951-95-1
• C10H15 Cl2 N3 O . Cl H
• 300.6125
• .

• 3,4-Diazatricyclo[4.2.1.02,5]nonane,3,4-dimethyl-, (1a,2b,3a,4b,5b,6a)- (9CI)
• 67144-63-2
• C9H16 N2
• 152.2367
• .

• 3-Pyridinecarbonitrile,4-(ethoxymethyl)-1,2-dihydro-6-methyl-2-oxo-
• 17718-67-1
• C10H12 N2 O2
• 192.2145
• .

• 3H-Imidazo[4,5-f]quinoxalin-2-amine,3-ethyl-7-methyl-
• 99601-30-6
• C12H13 N5
• 227.2651
• .

• 3(2H)-Pyridazinone,6-methoxy-2-methyl-
• 7154-81-6
• C6H8 N2 O2
• 140.1399
• .

• 3-Cyclopentene-1,2-dione,3,4,5-triphenyl-
• 86504-33-8
• C23H16 O2
• 324.3719
• .

• 3-Oxabicyclo[3.1.1]heptane-2,4-dione
• 4462-97-9
• C6H6 O3
• .

• 3-Aza-9-azoniabicyclo[3.3.1]nonane,9-methyl-9-[4-[9-methyl-3-(phenylmethyl)-3-aza-9-azoniabicyclo[3.3.1]non-9-yl]butyl]-3-(phenylmethyl)-,iodide (1:2)
• 21256-97-3
• C34H52 N4 . 2 I
• 770.6124
• .

• 3-Thiophenamine,4-methyl-, hydrochloride (1:1)
• 24030-00-0
• C5H7 N S . Cl H
• 245-993-3
• 149.64172
• .

• 3H-3,10b-Ethanonaphtho[1,2-c]-1,2-dioxin-7-carboxylicacid, 5,6,6a,7,8,9,10,10a-octahydro-7,10a-dimethyl-3-(1-methylethenyl)-,(3S,6aR,7S,10aS,10bR)-
• 211814-26-5
• C20H28 O4
• .

• 3-Phenanthrenemethanol,9-bromo-a-[1-(diheptylamino)ethyl]-,hydrochloride (1:1)
• 5431-17-4
• C31H44 Br N O . Cl H
• 526.5912
• .

• 3-Buten-2-ol,1-(propylamino)-
• 85771-10-4
• C7H15 N O
• 129.2001
• .

• 3(2H)-Pyridazinone,6-bromo-
• 51355-94-3
• C4H3 Br N2 O
• 174.9834
• .

• 3-Pyridinesulfonamide,4-chloro-, hydrochloride (1:1)
• 777854-85-0
• C5H5 Cl N2 O2 S . Cl H
• 192.6234
• .

• 3-Cyclohexene-1-carboxylicacid, 6-amino-, ethyl ester, hydrochloride (1:1), (1R,6S)-rel-
• 57266-61-2
• C9H15 N O2 . Cl H
• 205.68
• .

• 3,6-Methanofuro[3,2-b]pyridine-7a(2H)-carbamicacid, 4-benzylhexahydro-2-methyl-, methyl ester (7CI,8CI)
• 2506-22-1
• C18H24 N2 O3
• 316.3948
• .

• 3-Pyridinecarboxylicacid, 2-propen-1-yl ester
• 25635-12-5
• C₉H₉NO₂
• 247-141-6
• 163.1733
• .

• 3'-Adenylic acid,5'-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-chlorophenyl)thymidylyl-(3'®5')-N-benzoyl-2'-deoxy-,2-chlorophenyl 2-cyanoethyl ester (9CI)
• 78111-49-6
• C63H58 Cl2 N8 O16 P2
• 278-840-4
• .

• 3-Phorbinepropanoicacid,9-ethenyl-14-ethyl-20-hydroxy-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-,2-(dimethylamino)ethyl ester, (3S,4S,20S,21R)-
• 133965-04-5
• C39H47 N5 O5
• .

• 3-Thiophenecarboxylicacid, 2-(acetylamino)-4,5-dimethyl-
• 13130-40-0
• C₉H₁₁NO₃S
• 0
• .

• 3,6,9,12-Tetraazadispiro[5.2.5.2]hexadecan-9,6-ium,3,12-bis[2-hydroxy-3-(methylamino)propyl]-, chloride (1:2)
• 60013-03-8
• C20H44 N6 O2 . 2 Cl
• 471.5084
• .

• 3-Cyclohexene-1-carbonitrile,4-(4-methoxyphenyl)-1-methyl-2-oxo-
• 5446-70-8
• C15H15 N O2
• 241.2851
• .

• 3,6,9,12-Tetraazatetradecane-1,14-diamine,phosphonomethylated, partially reduced, sodium salts
• 91648-61-2
• 293-923-5
• .

• 3-Cyclohexene-1-carboxylicacid, 4-methyl-1-[(1R)-1-methyl-2-methylenecyclopentyl]-, (1R)-rel-
• 105164-34-9
• C15H22 O2
• 234.334
• .

• 3-Isoquinolinecarboxylicacid, 1-chloro-4-methyl-, 2-(diethylamino)ethyl ester, hydrochloride (1:1)
• 89928-60-9
• C17H21 Cl N2 O2 . Cl H
• .

• 3-Acridinecarboximidamide,9-[[4-(aminoiminomethyl)phenyl]amino]-7-methoxy-
• 32152-43-5
• C22H20 N6 O
• .

• 3,4-Furandiol,2,5-dihydro-2-imino-5-(3-methoxyphenyl)-
• 41418-75-1
• C11H11 N O4
• 221.2093
• .

• 3,5-Pyridinedicarboxylicacid, 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-, 3,5-diethyl ester
• 21829-28-7
• C19H22 N2 O6
• 374.3878
• .

• 3-Pyridinemethanol,4,4'-[hexamethylenebis(nitrilomethylidyne)]bis[5-hydroxy-6-methyl- (8CI)
• 25765-16-6
• C22H30 N4 O4
• 414.498
• .

• 3H-Purine-3-ethanol
• 5614-65-3
• C7H8 N4 O
• .

• 3-Heptene, 3-methyl-
• 7300-03-0
• C8H16
• 112.2126
• .

• 3-Buten-1-ol,2-(diethylamino)-
• 5437-87-6
• C8H17 N O
• 143.2267
• .

• 3-Pyridinemethanamine,N-(5-methyl-5-nitro-2-oxido-1,3,2-dioxaphosphorinan-2-yl)-
• 20926-42-5
• C10H14 N3 O5 P
• 287.209
• .

• 3,6-Methano-3H-pyrrolo[3',2':2,3]cyclooct[1,2-b]indole,4-ethyl-1,2,3a,4,5,6,7,8,8a,9-decahydro-, (3R,3aR,4R,6R,8aS,13bR)-
• 90457-27-5
• C19H26 N2
• .

• 3-Quinolinecarboxylicacid, 6-bromo-4-hydroxy-2-phenyl-, ethyl ester
• 93663-73-1
• C18H14 Br N O3
• 372.2127
• .

• 3H-1,2,3-Triazolo[4,5-d]pyrimidin-5-amine,7-methoxy-
• 6298-54-0
• C5H6 N6 O
• 166.1407
• .

• 3H-1,2,4-Triazole-3-thione,4-amino-2,4-dihydro-5-(1-phenoxyethyl)-
• 115398-68-0
• C10H12 N4 O S
• 236.2935
• .

• 3-Cyclopenten-1-one,2,3,4-triphenyl-
• 5448-07-7
• C23H18 O
• 310.3884
• .

• 3(2H)-Pyridazinone,6-chloro-2-methyl-, hydrazone, hydrochloride (1:1)
• 4536-68-9
• C5H7 Cl N4 . Cl H
• 323.4287
• .

• 3,5-Isoxazolidinedione,4-ethyl-4-phenyl-
• 5304-93-8
• C11H11 N O3
• 380.3111
• .

• 3,5-Pyridinedicarboxylicacid, 4-(2,3-dichlorophenyl)-1,4-dihydro-, 3-methyl 5-(2-pyridinylmethyl) ester
• 122353-44-0
• C20H16 Cl2 N2 O4
• .

• 3-Hexyne, 2,5-dimethyl-
• 927-99-1
• C8H14
• 110.1968
• .

• 3-Pyridinecarbonitrile,1,2-dihydro-2-oxo-6-phenyl-
• 43083-13-2
• C12H8 N2 O
• 196.2047
• .