• Cyclobutenediylium,1,3-dihydroxy-2,4-bis[(2,2,6,6-tetramethyl-4-piperidinyl)amino]-, bis(innersalt) (9CI)
• 85909-43-9
• C22H38 N4 O2
• 288-846-9
• 390.56272
• .

• Carbonic acid,2,5-dioxo-1-pyrrolidinyl 2-(methylsulfonyl)ethyl ester
• 57903-15-8
• C8H11 N O7 S
• 265.24
• .

• C.I. Acid Red 317(8CI,9CI)
• 12220-39-2
• 0
• .

• Carbonoperoxoic acid,O-cyclohexyl OO-(1,1-dimethylethyl) ester (9CI)
• 21690-93-7
• C11H20 O4
• 244-531-8
• 216.2741
• .

• Cyclonona[c]pyran-3(1H)-one,4,4a,5,6,7,10,11,11a-octahydro-7-hydroxy-4-[(2E)-4-hydroxy-4-methyl-2-pentenylidene]-7-methyl-11-methylene-,(4E,4aR,7R,8Z,11aS)-rel-(+)- (9CI)
• 167172-85-2
• C20H28 O4
• .

• Cholestan-3-ol, (3b,5b)-
• 360-68-9
• C27H48 O
• 206-638-8
• 388.75
• .

• Chromate(2-),[2-[[4,5-dihydro-3-methyl-5-oxo-1-[4-[(1-oxo-2-propenyl)amino]phenyl]-1H-pyrazol-4-yl]azo]benzoato(2-)][2-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-sulfobenzoato(3-)]-,disodium (9CI)
• 12226-00-5
• C37H26 Cr N9 O10 S . 2 Na
• 235-433-6
• .

• Cyclohexane,1-methyl-4-(1-methylethyl)-, diamino deriv. (9CI)
• 26183-13-1
• C10H22 N2
• 247-508-0
• 172.31096
• .

• Calcium,[propanedioato(2-)-kO1,kO3]-
• 19455-76-6
• C3H2 Ca O4
• 243-079-9
• 142.12
• .

• Cholest-5-en-3-ol (3b)-, 3-(3,5-dinitrobenzoate)
• 25279-63-4
• C₃₄H₄₈N₂O₆
• 580.75
• .

• Chromium,pentacarbonyl[(dimethylamino)phenylmethylene]-, (OC-6-21)-
• 30971-68-7
• C14H11 Cr N O5
• 95.16224
• .

• Cevane-3,6,20-triol, (3b,5a,6b,25a)- (9CI)
• 122405-29-2
• C27H45 N O3
• .

• Carbamic acid,[2-(1-aziridinyl)-5-[(2-hydroxyethyl)amino]-3,6-dioxo-1,4-cyclohexadiene-1,4-diyl]bis-,diethyl ester (9CI)
• 77280-56-9
• C16H22 N4 O7
• 0
• .

• Carbamic acid,[3-[2-hydroxy-3-[(1-methylethyl)amino]propoxy]phenyl]-, butyl ester (9CI)
• 102417-13-0
• C17H28 N2 O4
• 0
• .

• Cyclopropanamine,2-phenoxy-, trans- (9CI)
• 702-27-2
• C9H11 N O
• 0
• .

• Cyclopenta[c]pyran-4-carboxylicacid, 6-[[3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl]oxy]-1-(b-D-glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-7-methyl-,methyl ester, [1S-[1a,4aa,6a(E),7a,7aa]]- (9CI)
• 139051-14-2
• C26H32 O13
• 0
• .

• Cardioexcitatorypeptide 1 (Achatina fulica) (9CI)
• 127122-98-9
• C57H85 N21 O15
• 1304.42
• .

• Cholesterol,p-(ethylsulfonyl)carbanilate (8CI)
• 30047-24-6
• C36H55 N O4 S
• 597.8912
• .

• Cholest-8(14)-ene-3,15,26-triol,(3b,5a,15b,25R)- (9CI)
• 142533-06-0
• C27H46 O3
• 0
• .

• C.I. Direct Red 95(8CI,9CI)
• 12217-68-4
• 0
• .

• Cyclobuta[cd]cyclopent[f]isobenzofuran-1,1a,3a,4(1H,3H)-tetrol,octahydro-6,6,7b-trimethyl-, (1S,1aS,3aR,4S,4aR,7aS,7bR,7cR)-
• 219533-44-5
• C15H24 O5
• .

• Carbamic acid, ethyl-,1,1-diphenyl-2-propynyl ester (7CI,8CI,9CI)
• 10473-64-0
• C18H17 N O2
• 279.36
• .

• Cyclohexanol,2-(1,1-dimethylethyl)-, (1R,2R)-rel-
• 7214-18-8
• C10H20 O
• 230-601-5
• 156.2652
• .

• Card-20(22)-enolide,3-[(O-2,6-dideoxy-3,4-di-O-formyl-b-D-ribo-hexopyranosyl-(1®4)-O-2,6-dideoxy-3-O-formyl-b-D-ribo-hexopyranosyl-(1®4)-2,6-dideoxy-3-O-formyl-b-D-ribo-hexopyranosyl)oxy]-14-hydroxy-, (3b,5b)- (9CI)
• 14435-27-9
• C45H64 O17
• 876.9795
• .

• Cyclopent[c]oxireno[4',5']furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,10-dione,2,3,6a,7a,8a,8b-hexahydro-4-methoxy-, (6aS,7aS,8aR,8bR)-
• 42583-46-0
• C17H12 O7
• 0
• .

• Carbamic acid,[4-[(3,5-dimethylphenyl)thio]-1,2-dihydro-5-methyl-2-oxo-3-pyridinyl]-, ethylester (9CI)
• 172469-69-1
• C17H20 N2 O3 S
• 332.4173
• .

• Cyclohexanone,homopolymer
• 9075-99-4
• C6 H10 O
• 0
• .

• C.I. Reactive Red 242
• 145537-87-7
• 0
• .

• Cholest-5-en-3-ol (3b)-, 4-chlorobenzoate (9CI)
• 22575-27-5
• C34H49 Cl O2
• 245-097-2
• 525.20466
• .

• Cyclohexaneacetic acid,2-oxo-1-phenyl-
• 3645-89-4
• C14H16 O3
• 0
• .

• Carbamic acid,[2-(pentyloxy)phenyl]-, 2-(hexahydro-1H-azepin-1-yl)-1-(methoxymethyl)ethylester, monohydrochloride (9CI)
• 112726-11-1
• C22H36 N2 O4 . Cl H
• .

• Cyclopentanol,2-amino-, (1R,2R)-rel-
• 59260-76-3
• C5H11 N O
• 101.14694
• .

• C.I.Acid Orange 1
• 8004-41-9
• 232-329-2
• .

• Carbamimidic acid,methyl ester (9CI)
• 2440-60-0
• C₂H₆N₂O
• 74.08184
• .

• Carbonic acid, ammoniumzinc salt (8CI,9CI)
• 24012-08-6
• CH2 O3 . x H3 N . x Zn
• 245-980-2
• 143.4558
• .

• Cytidine,2'-deoxy-4'-thio- (9CI)
• 134111-30-1
• C9H13 N3 O3 S
• 0
• .

• Carbamic acid,[(diphenylamino)sulfonyl]-, 2-chloroethyl ester (9CI)
• 116943-58-9
• C15H15 Cl N2 O4 S
• 354.8086
• .

• Cholestane-3,6,8,15-tetrol,24-[(5-O-b-D-xylopyranosyl-a-L-arabinofuranosyl)oxy]-, (3b,5a,6a,15b,24S)- (9CI)
• 221290-65-9
• C37H64 O13
• .

• Cerebellin (rat) (9CI)
• 94071-26-8
• C69H113 N23 O23
• 1632.77582
• .

• Cereolysin
• 72270-31-6
• 0
• .

• Carbamic acid,1-methylpropyl ester
• 2114-15-0
• C5H11 N O2
• 0
• .

• Choline salicylate
• 2016-36-6
• C₇H₅O₃^.C₅H₁₄NO
• 217-948-8
• 241.32
• .

• Carbamic acid,[2-(4-chlorophenyl)-1,1-dimethylethyl]-, ethyl ester (9CI)
• 14261-75-7
• C13H18 Cl N O2
• 238-142-2
• 0
• .

• Cyclo[(3S)-3-methyl-D-b-aspartyl-L-valyl-(2S,3S,4E,6E,8S,9S)-3-amino-9-methoxy-2,6,8-trimethyl-10-phenyl-4,6-decadienoyl-D-g-glutamyl-(2Z)-2-(methylamino)-2-butenoyl]
• 141672-08-4
• C40H57 N5 O10
• 767.9081
• .

• Cyclohexanecarbonitrile,1-[2-(1,1-dimethylethyl)diazenyl]-
• 25149-47-7
• C11H19 N3
• 246-657-9
• 193.28866
• .

• Cerium boride (CeB6),(OC-6-11)-
• 12008-02-5
• B6Ce
• 234-526-9
• 204.98
• .

• Cuprate(1-),[29H,31H-phthalocyanine-2-sulfonato(3-)-kN29,kN30,kN31,kN32]-, sodium (1:1), (SP-4-2)-
• 14285-61-1
• C32H15 Cu N8 O3 S . Na
• 238-201-2
• 678.1141
• .

• Calcitonin (salmon),8-glycine- (9CI)
• 88433-78-7
• C142H234 N44 O48 S2
• 0
• .

• chromium; iron; methane; silicon
• 11133-78-1
• CH₄CrFeSi
• 0
• .

• Cholest-5-ene-3-selenol,3-(dimethylarsenite), (3b)-
• 69819-93-8
• C29H51 As Se
• 553.5968
• .