• 3-9-Neuromedin C (swinespinal cord), N-acetyl-7-D-alanine-, ethyl ester (9CI)
• 162067-05-2
• C44H62 N12 O9
• .

• 3-(Dimethylamino)-7-(methylamino)phenothiazin-5-ium tetraphenylborate
• 84145-81-3
• C39H36BN3S
• 282-310-8
• 589.59924
• .

• 3-Oxazolidinesulfonamide,N-methyl-2-oxo-N-phenyl-
• 116943-68-1
• C10H12 N2 O4 S
• 256.2783
• .

• 3-Pyridineacetic acid, a-(3,4-dimethoxyphenyl)-a-hydroxy-, 2-(diethylamino)ethylester, hydrochloride (1:2)
• 23826-70-2
• C21H28 N2 O5 . 2 Cl H
• 461.3793
• .

• 3'H-Cyclopropa[2,3]cholest-2-ene(8CI,9CI)
• 26923-08-0
• C28H46
• .

• 3,7-Diazabicyclo[3.3.1]nonane,3-butyl-7-[(2,5-dimethoxyphenyl)sulfonyl]-9,9-dimethyl-
• 120465-69-2
• C21H34 N2 O4 S
• 410.5707
• .

• 3H-Naphtho[2,1-b]pyran,3,3-diphenyl-
• 4222-20-2
• C₂₅H₁₈O
• 334.41
• .

• 3,8,10-Trioxa-9-stannatetradeca-5,12-dien-14-oicacid, 9-[[(2Z)-4-ethoxy-1,4-dioxo-2-butenyl]oxy]-9-octyl-4,7,11-trioxo-, ethylester, (5Z,12Z)- (9CI)
• 52671-36-0
• C26H38 O12 Sn
• 258-089-9
• 661.28272
• .

• 3-Heptanone,6-hydroxy-6-methyl-
• 123065-56-5
• C8H16 O2
• 0
• .

• 3-Pyridinecarboxylicacid, 2-(butylthio)ethyl ester
• 101952-56-1
• C12H17 N O2 S
• 239.3339
• .

• 3-Pyridinecarboxylicacid, 2-[1-(6-acetyl-2-pyridinyl)ethylidene]hydrazide
• 147662-12-2
• C15H14 N4 O2
• .

• 3-Pyridinecarboxylic acid, 6-(dimethylamino)-
• 82846-28-4
• C₈H₁₀N₂O₂
• 166.1772
• .

• 3-Pyridinecarboxylicacid, 5-fluoro-, 2-butene-1,4-diyl ester (9CI)
• 37744-21-1
• C16H12 F2 N2 O4
• 0
• .

• 3-Pentenoic acid,2,5-diamino-2-(fluoromethyl)-, methyl ester
• 96681-91-3
• C7H13 F N2 O2
• 0
• .

• 3,9-Undecadien-2-one,6,10-dimethyl-
• 13835-41-1
• C13H22 O
• 237-547-1
• 194.31318
• .

• 3H-Furo[2,3,4-jk]oxireno[4,4a][2]benzopyrano[6,5-g][2]benzoxepin-1,8(3aH,13aH)-dione,3-(3-furanyl)-4,5,5a,5b,9a,10,11a,11b,12,12a-decahydro-12-hydroxy-3a,5b,9a,12a-tetramethyl-,(3S,3aS,5aR,5bR,9aR,11aR,11bS,12S,12aS,12bR,13aS)- (9CI)
• 114455-88-8
• C26H30 O8
• 470.5116
• .

• 3,4-Pyrrolidinediol,2-(hydroxymethyl)-1-methyl-, (2R,3R,4R)-
• 117956-55-5
• C6H13 N O3
• 147.1723
• .

• 3,12-Diaza-6,9-diazoniadispiro[5.2.5.2]hexadecane,3,12-bis[3-(acetylthio)-1-oxopropyl]-, dibromide (9CI)
• 111854-43-4
• C22H38 N4 O4 S2 . 2 Br
• 646.4995
• .

• 3H-Imidazo[4,5-b]pyridine,2-(4-bromophenyl)-
• 75007-86-2
• C12H8 Br N3
• 274.11602
• .

• 3,5-Pyridinedicarboxylicacid, 4-(1,3-benzodioxol-4-yl)-1,4-dihydro-2,6-dimethyl-,3-[2-[[(4-fluorophenyl)methyl]methylamino]ethyl] 5-(1-methylethyl) ester,hydrochloride (1:1)
• 121489-04-1
• C29H33 F N2 O6 . Cl H
• 524.5805
• .

• 3-Pyrazolidinecarboxamide,N-(2,6-dimethylphenyl)-1,2-diethyl-
• 23280-58-2
• C16H25 N3 O
• 275.3892
• .

• 3-Aminofluoranthene
• 2693-46-1
• C₁₆H₁₁N
• 220-263-7
• 217.2652
• .

• 3-Isoquinolinecarboxylicacid,5-[[5-[(2S)-2-amino-2-carboxyethyl]-1-methyl-1H-imidazol-4-yl]thio]-1,2,3,4-tetrahydro-6,8-dihydroxy-1-[(4-hydroxyphenyl)methyl]-,(1R,3R)-
• 105372-70-1
• C24H26 N4 O7 S
• 514.5508
• .

• 3H-Naphtho[2,1-b]pyran-3-one,2-phenyl-
• 13759-56-3
• C19H12 O2
• 0
• .

• 3a,7-Methano-3aH-cyclopenta[b]cycloprop[d]oxocin-5(1H)-one,2-(acetyloxy)octahydro-9-hydroxy-3,8a-dimethyl-6-methylene-,(2S,3S,3aR,7S,7aR,8aR,8bS,9S)-
• 14051-18-4
• C17H22 O5
• 0
• .

• 3-Buten-2-ol, 3-methyl-
• 10473-14-0
• C5H10 O
• 233-964-8
• 86.13
• .

• 3(2H)-Pyridazinone,5-(4-aminophenyl)-4,5-dihydro-6-methyl-
• 117903-07-8
• C11H13 N3 O
• 203.2404
• .

• 3H,12H-4,1:11,8:18,15-Trinitrilo-1H-pyrrolo[2,1-c][1,11,18,4,7,14,21]oxadithiatetraazacyclotetracosine-5,12,19,22(4H)-tetrone,6,7,10,11,13,14,20,21,24,25,26,26a-dodecahydro-3-methyl-7-(1-methylethyl)-14,21-bis(phenylmethyl)-,(3R,4S,7S,11R,14R,21S,26aS)- (9CI)
• 120853-16-9
• C38H43 N7 O5 S2
• 0
• .

• 3,9,15,21-Tetraazatricosane-8,12,16-tricarboxylicacid, 3,12,21-trihydroxy-2,10,14,22-tetraoxo-, (8S,16S)-
• 26198-65-2
• C22H36 N4 O13
• 0
• .

• 3,6,9,12-Tetraoxahexadecan-1-ol
• 1559-34-8
• C₁₂H₂₆O₅
• 216-322-1
• 250.33184
• .

• 3-Isoxazolecarboxamide,N-[2-(hydroxymethyl)-6-methylphenyl]-5-methyl-
• 145440-96-6
• C13H14 N2 O3
• 246.2619
• .

• 3H-Imidazo[4,5-b]pyridine-3-acetamide,5-chloro-N,N-dimethyl-2-(4-methylphenyl)-
• 118697-12-4
• C17H17 Cl N4 O
• 0
• .

• 3H-Imidazo[4,5-c]pyridine,4-methoxy-2-[2-methoxy-4-(methylsulfinyl)phenyl]-
• 127356-07-4
• C15H15 N3 O3 S
• 0
• .

• 3,5-Isoxazolidinedione,4,4-diethyl-2-(3,4,5-trimethoxybenzoyl)-
• 124756-24-7
• C17H21 N O7
• 351.3511
• .

• 3-Benzofurancarbonitrile,2-ethyl-
• 42901-97-3
• C11H9 N O
• 171.19
• .

• 3-Cyclopentene-1,2-diol,5-(4-amino-1H-imidazo[4,5-c]pyridin-1-yl)-3-(hydroxymethyl)-, (1S,2R,5R)-
• 102052-95-9
• C₁₂H₁₄N₄O₃
• 0
• .

• 3(2H)-Pyridazinone,4-methyl-2-[3-(4-morpholinyl)propyl]-6-phenyl-, hydrochloride (1:1)
• 30321-76-7
• C18H23 N3 O2 . Cl H
• 349.8551
• .

• 3-Piperidinecarboxylicacid, 4-[(4-aminobenzoyl)oxy]-1-ethyl-, ethyl ester, hydrochloride (1:1)
• 78219-20-2
• C17H24 N2 O4 . Cl H
• 0
• .

• 3-Isoxazolecarboxamide,5-methyl-N-[2-methyl-6-(1-methylethyl)phenyl]-
• 130403-03-1
• C15H18 N2 O2
• 258.3156
• .

• 3H-Indol-3-one,5-bromo-2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-
• 6492-73-5
• C16H9 Br N2 O2
• 341.1589
• .

• 3,5-Pyridinedicarboxylicacid, 1,4-dihydro-2,6-dimethyl-4-(2-nitrophenyl)-, 3-[(2R)-2-hydroxypropyl]5-methyl ester, (4R)-rel-
• 145594-63-4
• C19H22 N2 O7
• 390.3872
• .

• 3-Cyclohexen-1-one,3-hydroxy-5-imino-2,2,6,6-tetrakis(3-methyl-2-buten-1-yl)-4-(2-methyl-1-oxobutyl)-
• 16595-40-7
• C31H47 N O3
• .

• 3,6,8,11-Tetraoxa-7-phosphatridecane-1,13-diol,7-[2-(2-hydroxymethylethoxy)methylethoxy]tetramethyl-
• 36788-39-3
• C18H39 O9 P
• 253-211-7
• 430.54
• .

• 3(4H)-Quinazolineacetamide,4-oxo-2-phenyl-N-[(phenylamino)thioxomethyl]-a-(phenylmethyl)-
• 72045-80-8
• C30H24 N4 O2 S
• 0
• .

• 3-Quinolinecarboxylicacid,8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-7-(3-methyl-1-piperazinyl)-4-oxo-
• 101987-76-2
• C18H19 Cl F N3 O3
• 379.8132
• .

• 3,9-Perylenedione,1,2,6b,7,8,12b-hexahydro-1,4,7,10-tetrahydroxy-, (1S,6bS,7S,12bS)-
• 102694-33-7
• C20H16 O6
• 352.3374
• .

• 3-Oxetanemethanethiol,3-methyl-
• 63991-91-3
• C5H10 O S
• 118.1973
• .

• 3-Pyridinecarboxamide,N-(2,6-dimethylphenyl)-1,2-dihydro-2-oxo-
• 57021-61-1
• C14H14 N2 O2
• 260-521-6
• 228.29
• .

• 3H-Imidazo[4,5-g]quinazolin-8-amine,3-(2-deoxy-5-O-phosphono-b-D-erythro-pentofuranosyl)-
• 90900-64-4
• C14H16 N5 O6 P
• 0
• .

• 3-Pyridinebutanamide,N-methyl-g-oxo-
• 713-05-3
• C10H12 N2 O2
• 192.21
• .