• Quinoxaline,6,7-dimethyl-2,3-di-2-pyridinyl-
• 6627-38-9
• C20H16 N4
• 229-592-0
• 312.37
• .

• Quinoline,7-chloro-4-(2-methyl-1-pyrrolidinyl)-
• 6281-58-9
• C14H15 Cl N2
• 0
• .

• Quinoline, 2-ethenyl-
• 772-03-2
• C₁₁H₉N
• 212-246-8
• 155.1959
• .

• Quinazoline,4,6-dichloro-
• 7253-22-7
• C₈H₄Cl₂N₂
• 199.0368
• .

• Quinolinium,1-ethyl-2-[[3-(4-sulfobutyl)-2(3H)-benzoselenazolylidene]methyl]-, inner salt
• 34276-89-6
• C23H24 N2 O3 S Se
• 251-912-2
• 487.47326
• .

• Quinoline,6-(3,6-dihydro-6-methyl-2-oxo-2H-1,3,4-thiadiazin-5-yl)-1-(3,4-dimethoxybenzoyl)-1,2,3,4-tetrahydro-,(-)-
• 148714-88-9
• C22H23 N3 O4 S
• 425.5007
• .

• Quinoline,4,7-dichloro-, 1-oxide
• 1077-74-3
• C9H5 Cl2 N O
• 214.0481
• .

• Quinolinium,2-[4-(dimethylamino)phenyl]-1,6-dimethyl-, chloride (1:1)
• 24220-18-6
• C19H21 N2 . Cl
• 312.87
• .

• Quinoline,4-[2-[4-(1,1-dimethylethyl)phenyl]ethoxy]-8-fluoro-
• 124534-14-1
• C21H22 F N O
• 323.4039
• .

• Quelamycin
• 64719-39-7
• C₂₇H₂₉FeNO₁₁
• 709.07
• .

• Quinazoline,8-fluoro-4-[2-[3-(trifluoromethyl)phenyl]ethoxy]-
• 124428-57-5
• C17H12 F4 N2 O
• 336.2836
• .

• Quinoline,2-(2-phenylethenyl)-
• 4945-26-0
• C17H13 N
• 0
• .

• Quinolinium,4-amino-1-hexyl-2-methyl-, iodide (1:1)
• 125093-39-2
• C16H23 N2 . I
• 370.2717
• .

• Quinolinium,4-amino-1,2-dimethyl-, iodide (1:1)
• 70490-85-6
• C11H13 N2 . I
• 0
• .

• Quinolinium,2-[4-(diethylamino)phenyl]-1,6-dimethyl-, iodide (1:1)
• 25413-50-7
• C21H25 N2 . I
• 432.3411
• .

• Quinolinium,1-methyl-2-[2-(methylthio)-2-(1-piperidinyl)ethenyl]-, iodide (1:1)
• 88973-10-8
• C18H23 N2 S . I
• 0
• .

• Quinoline,6-(3,6-dihydro-6-methyl-2-oxo-2H-1,3,4-thiadiazin-5-yl)-1-[(3,4-dimethoxyphenyl)(ethylimino)methyl]-1,2,3,4-tetrahydro-,(-)- (9CI)
• 143102-32-3
• C24H28 N4 O3 S
• 452.5691
• .

• Quinolinium,1-(2-ethoxy-2-oxoethyl)-4-methyl-, bromide (1:1)
• 63916-99-4
• C14H16 N O2 . Br
• 310.1863
• .

• Quaternium 26
• 64156-20-3
• 0
• .

• Quinoline,(1-methylethyl)-
• 1333-53-5
• C12H13 N
• 215-595-4
• 171.26
• .

• Quinoxaline,1,2,3,4-tetrahydro-6,7-dimethyl-
• 10579-68-7
• C10H14 N2
• 162.2316
• .

• Quinolinium,1-ethyl-4-[3-(3-ethyl-2(3H)-benzoxazolylidene)-1-propen-1-yl]-, iodide (1:1)
• 32151-96-5
• C23H23 N2 O . I
• 250-932-9
• 470.34599
• .

• Quinolinium,2-[4-(dimethylamino)phenyl]-1,6-dimethyl-, bromide (1:1)
• 24220-17-5
• C19H21 N2 . Br
• 357.2874
• .

• Quinolinium,1,2,6-trimethyl-, iodide (1:1)
• 31385-19-0
• C12H14 N . I
• 173.2542
• .

• Quinolinium,2-[[[4-[bis(2-chloroethyl)amino]phenyl]imino]methyl]-1-methyl-, chloride (1:1)
• 25843-64-5
• C21H22 Cl2 N3 . Cl
• 423.82
• .

• Quaternary ammoniumcompounds, bis(2-hydroxypropyl)methyltallow alkyl, chlorides
• 129813-70-3
• .

• Quinoxaline,1,2,3,4-tetrahydro-
• 3476-89-9
• C₈H₁₀N₂
• 134.18
• .

• Quinoline,8,8'-dithiobis-
• 29141-64-8
• C18H12 N2 S2
• 320.43128
• .

• Quinoline,4-methyl-2-phenyl-
• 4789-76-8
• C16H13 N
• 0
• .

• Quinoline,4,4'-(1,3-propanediyldi-4,1-piperazinediyl)bis[7-chloro-
• 4085-31-8
• C₂₉H₃₂Cl₂N₆
• 535.51058
• .

• Quinolinium,1-ethyl-2-[(3-ethyl-2(3H)-benzothiazolylidene)methyl]-, iodide (1:1)
• 16025-99-3
• C21H21 N2 S . I
• 240-165-8
• 460.37431
• .

• Quinoxaline,7-nitro-2-phenyl-
• 103977-08-8
• C14H9 N3 O2
• 251.2402
• .

• Quino[3,2-b]acridine
• 258-57-1
• C20H12 N2
• .

• Quinazoline,4-(4-fluorophenoxy)-2-(4-methyl-1-piperazinyl)-
• 129112-38-5
• C19H19 F N4 O
• 338.3788
• .

• Quinoxaline,2-chloro-3-(phenylmethyl)-
• 49568-78-7
• C15H11 Cl N2
• 254.71
• .

• Quinoline,2-methoxy-4-methyl-
• 15113-00-5
• C11H11 N O
• 239-166-6
• 173.21114
• .

• Quinoline,7-chloro-4-nitro-, 1-oxide
• 14753-14-1
• C9H5 Cl N2 O3
• 224.61
• .

• Quinoline,2,4,8-trimethyl-
• 18441-61-7
• C12H13 N
• 242-322-6
• 171.24
• .

• Quinoline, 4,4'-azodi-,(E)- (8CI)
• 6425-83-8
• C18H12 N4
• 402.4689
• .

• Quinoline,6-fluoro-8-nitro-
• 343-26-0
• C9H5 F N2 O2
• 0
• .

• Quinoline,6-(1,1-dimethylethyl)-
• 68141-13-9
• C₁₃H₁₅N
• 268-835-5
• 185.26
• .

• Quinolinium,1-ethyl-2-[7-(1-ethyl-2(1H)-quinolinylidene)-1,3,5-heptatrien-1-yl]-, iodide(1:1)
• 17695-32-8
• C29H29 N2 . I
• 241-693-1
• 532.45843
• .

• Quinoline,2-[1-methyl-2-(4-phenyl-1-piperazinyl)ethyl]-
• 126921-40-2
• C22H25 N3
• 331.454
• .

• Quinazoline,4-hydrazinyl-
• 36075-44-2
• C8H8 N4
• 0
• .

• Quinoxaline,benzoxazolyl- (9CI)
• 11066-33-4
• C15H9 N3 O
• .

• Quinolinium,1-methyl-4-[(3-methyl-2(3H)-benzoxazolylidene)methyl]-, iodide (1:1)
• 143413-86-9
• C19H17 N2 O . I
• 416.2556
• .

• Quinoline,8-[(dihydroxybismuthin)oxy]-
• 42324-04-9
• C9H8 Bi N O3
• 255-758-7
• 387.1451
• .

• Quinolinium,2-[[5-(methoxycarbonyl)-3-(4-sulfobutyl)-2(3H)-benzothiazolylidene]methyl]-1-methyl-,inner salt
• 84434-35-5
• C24H24 N2 O5 S2
• 282-833-1
• 484.58776
• .

• Quinolinium,2-[2-(8-hydroxy-5-quinolinyl)ethenyl]-1-methyl-, iodide (1:1)
• 2240-69-9
• C21H17 N2 O . I
• 314.3804
• .

• Quinoline,4,7-dichloro-2-[4-(5-nitro-2-furanyl)-1,3-butadien-1-yl]-
• 31432-69-6
• C17H10 Cl2 N2 O3
• 0
• .