• Carbonothioicdihydrazide,2-[[(4-methylphenyl)amino]thioxomethyl]-2'-[1-(2-pyridinyl)ethylidene]- (9CI)
• 127142-50-1
• C16H18 N6 S2
• 358.4843
• .

• Copper,bis(5-oxo-L-prolinato-kN1,kO2)-
• 15454-74-7
• C10H12 Cu N2 O6
• 239-471-4
• 319.7581
• .

• Cyclopentanecarboxylicacid, 3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-hydroxy-, methyl ester,(1R,3R,4S)-
• 321744-17-6
• C12H21 N O5
• 259.30
• .

• Cyclobutanenonanoicacid, 2,2,3,3-tetrafluoro-
• 101832-26-2
• C13H20 F4 O2
• 284.2903
• .

• Chromium(1+),dichlorobis(1,10-phenanthroline-N1,N10)-, chloride (9CI)
• 14644-78-1
• C24H16 Cl2 Cr N4 . Cl
• .

• C.I. Direct Blue 236(9CI)
• 129290-85-3
• .

• Cleromyrin II (9CI)
• 126601-86-3
• C29H40 N6 O7
• 0
• .

• Cyclohexanone,6-[1-(formyloxy)-1-methylethyl]-3-methyl-2-(3-oxobutyl)-, (2S,3R,6S)-
• 116374-12-0
• C15H24 O4
• .

• C.I. Acid Blue 167(8CI,9CI)
• 12238-91-4
• 0
• .

• Card-20(22)-enolide,3-[(6-deoxy-2-O-b-D-glucopyranosyl-a-L-mannopyranosyl)oxy]-1,14-dihydroxy-,(1b,3b,5b)- (9CI)
• 155740-04-8
• C35H54 O14
• 0
• .

• Copper,[C,C,C,C-tetrakis(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctyl)-29H,31H-phthalocyaninato(2-)-kN29,kN30,kN31,kN32]-
• 118915-64-3
• C64H12 Cu F68 N8
• .

• Cyclopropanecarboxamide,N-[4-[[4-(4-methyl-1-piperazinyl)-6-[(5-methyl-1H-pyrazol-3-yl)amino]-2-pyrimidinyl]thio]phenyl]-
• 639089-54-6
• C₂₃H₂₈N₈OS
• 464.59
• .

• Cyclohexanol,1-(2-cyclohexylethyl)-, 1-acetate
• 93917-72-7
• C16H28 O2
• 299-851-0
• 252.39232
• .

• Cyclonona[c]pyran-1-ol,1,3,4,4a,5,6,9,10,11,11a-decahydro-3-methoxy-7-methyl-11-methylene-4-(4-methyl-3-pentenylidene)-,acetate, (1R,3R,4E,4aS,7E,11aR)- (9CI)
• 153660-21-0
• C23H34 O4
• .

• Cyanamide,N,N-dimethyl-
• 1467-79-4
• C3H6 N2
• 215-991-7
• 70.11
• .

• Carbanilic acid,p-[(2-diethylaminoethyl)carbamoyl]-, propyl ester, hydrochloride (6CI)
• 109966-65-6
• C17H27 N3 O3 . Cl H
• 0
• .

• Carbamic acid,(1-methylbutyl)-, [1,4-bis(3,4,5-trimethoxybenzoyl)-2-piperazinyl]methyl ester(9CI)
• 129230-04-2
• C31H43 N3 O10
• 617.6872
• .

• C.I. Acid Yellow 176(8CI,9CI)
• 12270-08-5
• 0
• .

• Cevane-3a,4b,12,14,16b,17,20-heptol, 4,9-epoxy-, 3,4,16-triacetate (8CI)
• 24158-20-1
• C33H49 N O11
• 635.7423
• .

• Carbamic acid,(2,3-dichlorophenyl)-, 1-methylethyl ester (9CI)
• 2150-24-5
• C10H11 Cl2 N O2
• 0
• .

• C.I. Acid Green 80
• 12219-98-6
• .

• Cyclohexane,3-(1,1-dimethoxyethyl)-1,1-dimethyl-
• 102840-39-1
• C12H24 O2
• 200.32
• .

• Crambin I (9CI)
• 78783-34-3
• C200H313 N55 O65 S6
• 0
• .

• Cyclo[D-alanyl-(2S)-2-piperidinecarbonyl-N-methyl-L-valyl-L-valyl-N-methyl-L-a-aspartyl-N-methyl-L-isoleucyl-N-methyl-L-isoleucylglycyl-N-methyl-L-valyl-O-methyl-L-tyrosyl](9CI)
• 159170-92-0
• C57H92 N10 O13
• 1125.3996
• .

• Cyclopentanamine,1-phenyl-
• 17380-74-4
• C₁₁ H₁₅ N
• 161.2435
• .

• Cevane-3,4,7,14,15,16,20-heptol,4,9-epoxy-, 15-(2-hydroxy-2-methylbutanoate) 3-(2-methylbutanoate), [3b(R),4a,7a,15a(S),16b]- (9CI)
• 63951-45-1
• C37H59 N O11
• 693.97
• .

• Cyclopentaneaceticacid, a-hydroxy-a-(1-methylethenyl)-,1-azabicyclo[2.2.2]oct-3-yl ester
• 101932-06-3
• C17H27 N O3
• 293.4012
• .

• Cholane-24-thioic acid,3,7,12-trihydroxy-, (3a,5b,7a,12a)- (9CI)
• 25151-67-1
• C24H40 O4 S
• 0
• .

• Cyclopropanecarboxylicacid, 2,2-dichloro-
• 5365-14-0
• C₄H₄Cl₂O₂
• 154.98
• .

• C.I. Direct Black 19:1(9CI)
• 85205-18-1
• 0
• .

• Cyclopentaneacetamide,1-hydroxy-N-phenyl-
• 14354-91-7
• C13H17 N O2
• 219.2796
• .

• Cholestan-3-ol,5-bromo-6,19-epoxy-, acetate, (3b,5a,6b)- (9CI)
• 1258-07-7
• C29H47 Br O3
• 523.5857
• .

• Chalcone,4-(dimethylamino)-5'-fluoro-2'-hydroxy- (7CI,8CI)
• 2559-04-8
• C17H16 F N O2
• 0
• .

• C.I. Acid Black 132
• 12219-02-2
• Unspecified
• 0
• .

• Cytochrome c4
• 39405-42-0
• 0
• .

• Cinnoline, 4-methyl-
• 14722-38-4
• C9H8 N2
• 238-768-6
• 144.19
• .

• Carbamimidothioic acid,N,N'-dicyclohexyl-, methyl ester, monohydriodide (9CI)
• 14153-87-8
• C14H26 N2 S . H I
• 382.3471
• .

• Cyclopentanebutanoicacid, 3-hydroxy-2-(hydroxymethyl)-3-methyl-g-methylene-, (1R,2R,3R)-
• 125564-56-9
• C12H20 O4
• .

• Cycloheptaneethanamine
• 4448-84-4
• C9H19 N
• 141.25
• .

• cis-Cyclohexane-1,4-diol
• 931-71-5
• C₆H₁₂O₂
• 213-240-8
• 116.16
• .

• Carbamic acid,N-phenyl-,methyl ester
• 2603-10-3
• C₈H₉NO₂
• 220-014-2
• 151.16
• .

• Carbamic acid,[2-(hexyloxy)phenyl]-, 2-[(4-methyl-1-piperazinyl)methyl]cyclohexyl ester,dihydrochloride, trans- (9CI)
• 130533-76-5
• C25H41 N3 O3 . 2 Cl H
• 504.5332
• .

• Combipenix
• 51004-51-4
• C₃₅H₃₆Cl₂N₆O₉S₂
• 819.73114
• .

• Chalcostibite (SbCuS2)
• 15123-86-1
• S
• .

• Carbanilic acid,2,6-dichloro-4-methoxy-, 2-(diethylamino)ethyl ester (8CI)
• 16770-82-4
• C14H20 Cl2 N2 O3
• 335.2262
• .

• Carbamic acid,[2-methyl-2-(1-naphthalenyl)-4-(1-piperidinyl)butyl]-, ethyl ester (9CI)
• 26489-06-5
• C23H32 N2 O2
• 368.5124
• .

• Carda-1,14,20(22)-trienolide,7,11-bis(acetyloxy)-12,21-dihydroxy-4,4,8-trimethyl-3-oxo-, (5a,7a,11a,12a,13a,17a)- (9CI)
• 113375-80-7
• C30H38 O9
• .

• Carbamothioic acid,octadecyl-, S-methyl ester (9CI)
• 6944-42-9
• C20H41 N O S
• 343.6106
• .

• Copper,dichloro(8-quinolinamine-kN1,kN8)-, (T-4)- (9CI)
• 14751-45-2
• C9H8 Cl2 Cu N2
• 277.61728
• .

• Cyclohexanone,2,2,6-trimethyl-, oxime
• 7063-80-1
• C9H17 N O
• 0
• .