• Quinolinium,4-[3-(3-methyl-2(3H)-benzoxazolylidene)- 1-propenyl]-1-[3-(trimethylammonio) propyl]-,diiodide
• 157199-62-7
• C₂₆H₃₁I₂N₃O
• 655.35
• .

• Quinoxaline,decahydro-1,4-dinitroso-, cis- (8CI)
• 6335-63-3
• C8H14 N4 O2
• 198.2224
• .

• Quinazoline,4-(1-piperidinyl)-, hydrochloride (1:1)
• 5429-17-4
• C13H15 N3 . Cl H
• 213.2783
• .

• Quinoxalinium, 1,2,3,4-tetrahydro-1,1-dimethyl-4-(phenylsulfonyl)-, iodide (1:1)
• 7151-44-2
• C16H19 N2 O2 S . I
• 303.3987
• .

• Quinolinium, 1-methyl-2-(2-phenylethenyl)-, iodide (1:1)
• 6286-05-1
• C18H16 N . I
• 247.3343
• .

• Quaternaryammonium compounds, (carboxymethyl)coco alkyldimethyl, chlorides
• 85409-25-2
• 287-092-8
• .

• Quaternaryammonium compounds, C12-18-alkylbis(2-hydroxypropyl)methyl, chlorides
• 91721-87-8
• 294-388-0
• .

• Quinoline,4-ethoxy-1,2-dihydro-6-methoxy-1-[(4-methylphenyl)sulfonyl]-
• 34129-34-5
• C19H21 N O4 S
• 359.4393
• .

• Quinoline, 4-chloro-5,8-dimethoxy-
• 5428-11-5
• C11H10 Cl N O2
• 223.6556
• .

• Quinoxaline,1,2,3,4-tetrahydro-6,7-dimethoxy-1-methyl-4-[2-(1-piperidinyl)ethyl]-
• 5739-95-7
• C18H29 N3 O2
• 245.2771
• .

• Quaternaryammonium compounds, (2-hydroxypropyl)methylditallowalkyl, chlorides
• 91081-10-6
• 293-611-9
• .

• Quinazolinium, 4-hydroxy-2-(2-phenylethenyl)-3,7-bis[(phenylmethylene)amino]-, inner salt
• 7512-39-2
• C30H22 N4 O
• 456.5378
• .

• Quaternaryammonium compounds, C12-18-alkylbis(hydroxyethyl)methyl,sulfates
• 91721-86-7
• 294-387-5
• .

• Quinoline,4-[2-(2,3-dimethoxyphenyl)ethenyl]-
• 2859-54-3
• C19H17 N O2
• 291.3438
• .

• Quinoline, 6,8-difluoro-
• 145241-75-4
• C9H5 F2 N
• 165.1395
• .

• Quinoline, 2-(2-phenyl-1H-indol-3-yl)-
• 6016-57-5
• C23H16 N2
• 386.4232
• .

• Quinoxalinium, 1-(2-oxo-2-phenylethyl)-, bromide (1:1)
• 6273-63-8
• C16H13 N2 O . Br
• 249.2867
• .

• Quinazoline, 4-[2-(4-butoxyphenyl)ethoxy]-
• 124429-03-4
• C20H22 N2 O2
• 322.4009
• .

• Quinoline,2-chloro-3-ethyl-4-propyl-
• 5659-25-6
• C14H16 Cl N
• 233.7365
• .

• Quinolinium,1-ethyl-4-[(3-ethyl-2(3H)-benzoselenazolylidene)methyl]-, iodide (9CI)
• 84255-09-4
• C21H21 N2 Se . I
• 282-556-6
• 507.26931
• .

• Quinoline,4-chloro-3,5-dimethyl-
• 5350-51-6
• C11H10 Cl N
• 191.6568
• .

• Quinolinium, 1-(2-cyclohexylethyl)-, bromide (1:1)
• 6323-38-2
• C17H22 N . Br
• 240.3627
• .

• Quinoline, 2-chloro-3-(chloromethyl)-
• 90097-52-2
• C10H7 Cl2 N
• 212.078
• .

• Quinoxaline, 6-bromo-7-nitro-
• 113269-09-3
• C8H4 Br N3 O2
• 254.04
• .

• Quinoline,7-chloro-4-ethoxy-
• 5448-52-2
• C11H10 Cl N O
• 0
• .

• Quinazoline,4-(3,4-dihydro-1(2H)-quinoxalinyl)-
• 6943-26-6
• C16H14 N4
• 262.3092
• .

• Quinoxaline,2-methyl-3-(methylthio)-, 1,4-dioxide
• 39576-50-6
• C10H10 N2 O2 S
• 222.2636
• .

• Quaternaryammonium compounds, bis(C14-18-iso alkyl andC14-18-iso unsatd. alkyl)dimethyl,chlorides
• 91721-83-4
• 294-383-3
• .

• Quinolinium,1-ethyl-6-methyl-2-[[5-methyl-3-(3-sulfopropyl)-2(3H)-benzothiazolylidene]methyl]-,inner salt
• 50390-26-6
• C24H26 N2 O3 S2
• 297.08
• .

• Quinoxaline,2-[2-(4-methoxyphenyl)ethoxy]-
• 5761-53-5
• C17H16 N2 O2
• 450.8662
• .

• Quinoline,4-(2-benzothiazolylthio)-6-methoxy-2-methyl-
• 5429-26-5
• C18H14 N2 O S2
• 338.4466
• .

• Quinoxaline, 1,2-dihydro-2,3-diphenyl-
• 5016-08-0
• C20H16 N2
• 284.3544
• .

• Quinoxaline,2-(hexahydro-1H-azepin-1-yl)-3-(4-morpholinyl)-
• 6327-77-1
• C18H24 N4 O
• 312.4094
• .

• Quinoline,6-chloro-8-(1-methylethyl)-
• 6457-29-0
• C12H12 Cl N
• 450.5532
• .

• Quinoline, 2-methoxy-4,6,8-trimethyl-
• 15113-02-7
• C13H15 N O
• 201.2643
• .

• Quinoline, 6-methoxy-2-methyl-8-nitro-
• 54232-06-3
• C₁₁H₁₀N₂O₃
• 218.2087
• .

• Quinoline,8-(b-D-glucopyranosylsulfonyl)- (7CI,8CI)
• 6046-36-2
• C15H17 N O7 S
• 337.3707
• .

• Quinazoline, 4-(2-[1,1'-biphenyl]-4-ylethoxy)-
• 124428-11-1
• C22H18 N2 O
• 326.42
• .

• Quell-OilCI (9CI)
• 75602-91-4
• .

• Quinolinium, 2-(2-fluorophenyl)-1-methyl-, iodide (1:1)
• 2262-98-8
• C16H13 F N . I
• 239.2875
• .

• Quinolinium,2-[2-(3,7-dimethyl-6-phenylpyrrolo[2,1-b]thiazol-5-yl)ethenyl]-1-ethyl-,iodide (1:1)
• 6467-97-6
• C27H25 N2 S . I
• 500.5392
• .

• Quinoline Yellow WS
• 39354-67-1
• C₁₈H₉NNa₂O₈S₂
• 0
• .

• Quaternaryammonium compounds, [2-(C12-22-acyloxy)ethyl]-C12-18-alkyldimethyl, chlorides
• 85736-64-7
• 288-475-2
• .

• Quinolinium,2-(2-chlorophenyl)-3-methoxy-1-methyl-, iodide (1:1)
• 5425-56-9
• C17H15 Cl N O . I
• 285.768
• .

• Quinolinium,1,1'-(1,2-ethanediyl)bis-, dibromide (9CI)
• 6273-03-6
• C20H18 N2 . 2 Br
• 296.4497
• .

• Quartz
• 14808-60-7
• O₂Si
• 215-684-8
• 60.09
• .

• Quinolinium, 1-[3-(chlorosulfonyl)propyl]-6-methoxy-
• 88326-09-4
• C₁₃H₁₅ClNO₃S
• .

• Quinoline, 6-nitro-5-(1H-pyrrol-1-yl)-
• 88328-40-9
• C₁₃H₉N₃O₂
• .

• Quinolinium,1-ethyl-4-[5-[1-ethyl-6-(trifluoromethoxy)-4(1H)-quinolinylidene]-3-methyl-1,3-pentadienyl]-6-(trifluoromethoxy)-
• 88340-90-3
• C₃₀H₂₇F₆N₂O₂
• .

• Quinolinium,1-ethyl-4-[5-[1-ethyl-6-(trifluoromethyl)-4(1H)-quinolinylidene]-3-methyl-1,3-pentadienyl]-6-(trifluoromethyl)-
• 88340-92-5
• C₃₀H₂₇F₆N₂
• .