• 3-Oxa-9-azaspiro[5.5]undecane-2,4-dione
• 4705-51-5
• C9H13 N O3
• .

• 3(2H)-Thiophenone,5-ethyl-2-methyl-
• 57556-03-3
• C7H10 O S
• 0
• .

• 3,5-Pyridinedicarboxylicacid,2-[[2-(2-amino-4,5-dihydro-4-oxo-1H-imidazol-1-yl)ethoxy]methyl]-4-(2,3-dichlorophenyl)-1,4-dihydro-6-methyl-,3-ethyl 5-methyl ester
• 97290-20-5
• C23H26 Cl2 N4 O6
• 525.3817
• .

• 3-Thiophenemethanol, a-[1-[(1-methylethyl)amino]ethyl]-,hydrochloride (1:1)
• 31634-28-3
• C10H17 N O S . Cl H
• 235.774
• .

• 3-Quinolinecarboxylicacid, 1-ethyl-1,4-dihydro-4-oxo-, ethyl ester
• 23789-87-9
• C14H15 N O3
• .

• 3-Cyclobutene-1,2-dione,3,4-bis(butylamino)-
• 21647-15-4
• C12H20 N2 O2
• 224.2994
• .

• 3-Azabicyclo[3.3.1]nonane,9-methoxy-9-(3-methoxyphenyl)-3-(2-phenylethyl)-
• 92836-35-6
• C24H31 N O2
• .

• 3-Ammoniopropyl(dimethyl)ammonium hydrogen phosphate
• 94135-62-3
• C₅H₁₆N₂O₄P
• 302-932-6
• 200.173241
• .

• 3,3'-Bithiophene,2,2',5,5'-tetramethyl-
• 42324-67-4
• C12H14 S2
• 222.3696
• .

• 3-Thiophenecarboxylicacid, 4-phenyl-2-[[(phenylamino)thioxomethyl]amino]-, ethyl ester
• 132605-18-6
• C20H18 N2 O2 S2
• 382.4991
• .

• 3H-Pyrazol-3-one,1,2-dihydro-1,5-dimethyl-2-phenyl-4-[3-[4-(phenylazo)phenyl]-1-triazenyl]-(9CI)
• 140374-67-0
• C23H21 N7 O
• .

• 30-Norolean-12-en-28-oicacid, 3,20-dihydroxy-, O-6-deoxy-a-L-mannopyranosyl-(1®4)-O-b-D-glucopyranosyl-(1®6)-b-D-glucopyranosyl ester, (3a,20a)- (9CI)
• 201802-90-6
• C47H76 O18
• .

• 3,6,10,13-Tetraazapentadecanedioicacid,6,10-bis[2-[bis(carboxymethyl)amino]ethyl]-3,13-bis(carboxymethyl)-8-[(4-isothiocyanatophenyl)methyl]-
• 177219-37-3
• C35H51 N7 O16 S
• .

• 3H-1,2,4-Dioxazole-3-carboxylicacid, 3-(1-methylethyl)-5-phenyl-, methyl ester
• 64686-53-9
• C13H15 N O4
• 249.2625
• .

• 3-Pyridinecarboxylicacid,(8R,9R,10R,11S,12S,13R,14R,15S,18S,21S,22R,23R)-10,13,22,23-tetrakis(acetyloxy)-12-[(acetyloxy)methyl]-7,8,9,10,12,13,14,15,17,18,19,20-dodecahydro-21-hydroxy-8,18,21-trimethyl-5,17-dioxo-8,11-epoxy-9,12-ethano-11,15-methano-5H,11H-[1,9]dioxacyclooctadecino[4,3-b]pyridin-14-ylester (9CI)
• 112899-84-0
• C42H48 N2 O18
• 868.8331
• .

• 3-Pyridinecarboxylicacid, 6-(acetylamino)-
• 21550-48-1
• C₈H₈N₂O₃
• 180.16
• .

• 3-Heptyn-2-one
• 26059-43-8
• C₇H₁₀O
• 110.1537
• .

• 3(2H)-Pyridazinone,5-[2-[bis[4-(dimethylamino)phenyl]methylene]hydrazinyl]-4-chloro-
• 6954-15-0
• C21H23 Cl N6 O
• 410.8999
• .

• 3-Benzothiepin-1(2H)-one,4,5-dihydro-
• 51659-38-2
• C10H10 O S
• 178.2508
• .

• 3,5-Pyrazolidinedione,4-(3-hydroxy-3-methylbutyl)-1,2-diphenyl-
• 30720-28-6
• C20H22 N2 O3
• 338.4003
• .

• 3-Thiophenecarboxamide,N-(2-methoxyphenyl)-5-nitro-
• 146795-28-0
• C12H10 N2 O4 S
• 278.2838
• .

• 3-Quinolinecarboxylicacid, 4-chloro-5,8-dimethoxy-, ethyl ester
• 77156-82-2
• C14H14 Cl N O4
• 295.7183
• .

• 3H-Imidazo[4,5-b]pyridine,6-bromo-2-(phenylmethyl)-
• 56291-49-7
• C13H10 Br N3
• 288.1426
• .

• 3-Pyridinetetradecanamine,N-methoxy-N,x-dimethyl-,(-)-
• 131985-17-6
• C22H40 N2 O
• .

• 3,5-Piperidinedicarbonitrile,4-methyl-4-(2-methylpropyl)-2,6-dioxo-
• 61871-02-1
• C12H15 N3 O2
• 233.2664
• .

• 3,8-Dioxa-2,4-disilaundecanesulfonicacid, 10-hydroxy-2,2,4-trimethyl-4-[(trimethylsilyl)oxy]-, sodium salt (1:1)
• 23531-54-6
• C13H34 O7 S Si3 . Na
• 245-717-1
• 440.70819
• .

• 3-Buten-2-one,4-[(1S)-2,6,6-trimethyl-2-cyclohexen-1-yl]-, (3E)-
• 14398-36-8
• C13H20 O
• 238-362-9
• 192.2973
• .

• 3,6,8,11-Tetraoxa-7-silatridecane,7-(2-ethoxyethoxy)-
• 5700-38-9
• C12H28 O6 Si
• .

• 3-Butyn-2-ol,4-[[2-(butylsilyl)ethyl]silyl]-
• 4353-10-0
• C10H22 O Si2
• .

• 3-((6-O-(6-Deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranosyl)oxy)-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4H-1-benzopyran-4-one, tris(2-hydroxyethyl) ether
• 31511-30-5
• C₃₃H₄₂O₁₉
• 250-670-5
• 0
• .

• 3H-Indazol-3-one,1-[(3-chlorophenyl)methyl]-1,2-dihydro-
• 1025-59-8
• C14H11 Cl N2 O
• 0
• .

• 3-Cyclohexene-1-carboxylicacid, 6-amino-, ethyl ester, hydrochloride (1:1), (1R,6R)-rel-
• 142547-16-8
• C9H15 N O2 . Cl H
• 205.68
• .

• 3-Pyridinemethanol,4-[[4-(dimethylamino)phenyl]methyl]-5-hydroxy-6-methyl-, hydrochloride (1:2)
• 59050-75-8
• C16H20 N2 O2 . 2 Cl H
• 272.3422
• .

• 3-Furancarboxylic acid,tetrahydro-3-hydroxy-2,4-dimethyl-5-oxo-,[2,3,5,7a-tetrahydro-1-[(2-methyl-1-oxo-2-butenyl)oxy]-4-oxido-1H-pyrrolizin-7-yl]methylester, [2R-[2a,3b,3[1R*(Z),7aR*],4a]]- (9CI)
• 98752-06-8
• C20H27 N O8
• 409.4303
• .

• 3-Penten-1-yne(6CI,7CI,8CI,9CI)
• 2206-23-7
• C₅H₆
• 66.1
• .

• 3-Pentyn-2-ol,2-methyl-5-(1-piperidinyl)-
• 46230-70-0
• C11H19 N O
• 181.2747
• .

• 3-Furancarboxamide,2-amino-4,5-dimethyl-
• 77651-37-7
• C7H10 N2 O2
• 154.1665
• .

• 3-Cyclohexene-1-carboxylicacid, 1-methyl-2-oxo-4,6-diphenyl-, ethyl ester
• 14164-75-1
• C22H22 O3
• 334.4083
• .

• 3H-Naphtho[1,2,3-de]quinoline-1-carboxylicacid, 4-[4-(1,1-dimethylpropyl)phenoxy]-2,7-dihydro-2,7-dioxo-6-(phenylamino)-,phenyl ester
• 67906-37-0
• C40H32 N2 O5
• 620.6925
• .

• 3H-Pyrazole,4,5-dihydro-3,3,5,5-tetramethyl-4-methylene-
• 55790-78-8
• C8H14 N2
• 0
• .

• 3-Butenoic acid,2-hydroxy-3-methyl-4-phenyl-
• 20271-42-5
• C11H12 O3
• 192.2112
• .

• 3-Pyridinepropanoicacid, a-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-,(aR)-
• 142994-45-4
• C₂₃H₂₀N₂O₄
• 388.4159
• .

• 3-Octyne, 2-methyl-
• 55402-15-8
• C9H16
• 124.2233
• .

• 3-Thiophenecarboxamide,N-(4-hydroxy-3,5-dimethylphenyl)-
• 130211-54-0
• C13H13 N O2 S
• .

• 3-Hexulose,2,6-anhydro-1-deoxy-6-C-(8-ethenyl-1-hydroxy-10,12-dimethoxy-6-oxo-6H-benzo[d]naphtho[1,2-b]pyran-4-yl)-4-C-methyl-
• 208466-19-7
• C28H26 O9
• .

• 3(2H)-Benzofuranone,4,6,7-trimethoxy-2-[(4-methoxyphenyl)methylene]-
• 5460-76-4
• C19H18 O6
• 342.3426
• .

• 3H-Pyridazino[4,5-b][1,4]benzothiazin-4(10H)-one,3-[2-(4-morpholinyl)ethyl]-, 5,5-dioxide, hydrochloride (1:1)
• 157023-86-4
• C16H18 N4 O4 S . Cl H
• 398.8645
• .

• 3,8-Diazabicyclo[3.2.1]octane-3-propanimine,N-[[[(4-methoxyphenyl)amino]carbonyl]oxy]-8-(2-nitrobenzoyl)-a-phenyl-, monohydrochloride (9CI)
• 97670-11-6
• C30H31 N5 O6 . Cl H
• .

• 3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dithione
• 62871-66-3
• C4H3 N5 S2
• 185.2301
• .

• 3,4-Octadienal,2,2-dimethyl-
• 590-71-6
• C₁₀H₁₆O
• 152.23
• .